1
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Elvers BJ, Fischer C, Schulzke C. Dynamics and Coordination of a P 2N 2 Ligand - from Twisted Conformation to Chelation. Chemistry 2024; 30:e202304103. [PMID: 38372510 DOI: 10.1002/chem.202304103] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/11/2023] [Revised: 02/10/2024] [Accepted: 02/19/2024] [Indexed: 02/20/2024]
Abstract
Based on their general spacial flexibility, their Lewis and Brønsted basicity, and ability to mimic second sphere effects the 1,5-diaza-3,7-diphosphacyclooctane ligand family and their complexes have regained substantial scientific interest. It was now possible to structurally analyze a recently reported member of this family with p-tolyl and t-butyl substituents on P and N, respectively, (P2 p-tolN2 tBu). Notably, the ligand crystallizes with a 'twisted' backbone. This compound is the very first of its kind to have been unambiguously characterized with regard to its chemical and molecular structure as being in this conformation. A temperature-dependent NMR study provides insight into the molecular dynamics of two isomers in solution, which are most likely also both twisted, as judged by the observed limited reactivity. Despite the in principle unfavorable conformation of the free ligand, it was successfully chelated to tungsten and molybdenum centers in mononuclear carbonyl complexes. The ligand, a derivative thereof and four new complexes were comprehensively characterized and analyzed in comparison. This includes single crystal XRD molecular structures of P2 p-tolN2 tBu and all four complexes. P2 p-tolN2 tBu, regardless of its twisted conformation, is able to coordinate to metal centers given that enough energy (heat) for a conformational change is provided.
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Affiliation(s)
- Benedict J Elvers
- Bioinorganic Chemistry, Institute of Biochemistry, University of Greifswald, 17489, Greifswald, Germany
| | - Christian Fischer
- Bioinorganic Chemistry, Institute of Biochemistry, University of Greifswald, 17489, Greifswald, Germany
| | - Carola Schulzke
- Bioinorganic Chemistry, Institute of Biochemistry, University of Greifswald, 17489, Greifswald, Germany
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2
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Langerman M, van Langevelde PH, van de Vijver JJ, Siegler MA, Hetterscheid DGH. Scaling Relation between the Reduction Potential of Copper Catalysts and the Turnover Frequency for the Oxygen and Hydrogen Peroxide Reduction Reactions. Inorg Chem 2023; 62:19593-19602. [PMID: 37976110 DOI: 10.1021/acs.inorgchem.3c02939] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2023]
Abstract
Changes in the electronic structure of copper complexes can have a remarkable impact on the catalytic rates, selectivity, and overpotential of electrocatalytic reactions. We have investigated the effect of the half-wave potential (E1/2) of the CuII/CuI redox couples of four copper complexes with different pyridylalkylamine ligands. A linear relationship was found between E1/2 of the catalysts and the logarithm of the maximum rate constant of the reduction of O2 and H2O2. Computed binding constants of the binding of O2 to CuI, which is the rate-determining step of the oxygen reduction reaction, also correlate with E1/2. Higher catalytic rates were found for catalysts with more negative E1/2 values, while catalytic reactions with lower overpotentials were found for complexes with more positive E1/2 values. The reduction of O2 is more strongly affected by the E1/2 than the H2O2 rates, resulting in that the faster catalysts are prone to accumulate peroxide, while the catalysts operating with a low overpotential are set up to accommodate the 4-electron reduction to water. This work shows that the E1/2 is an important descriptor in copper-mediated O2 reduction and that producing hydrogen peroxide selectively close to its equilibrium potential at 0.68 V vs reversible hydrogen electrode (RHE) may not be easy.
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Affiliation(s)
- Michiel Langerman
- Leiden Institute of Chemistry, Leiden University, Einsteinweg 55, 2300 RA Leiden, The Netherlands
| | - Phebe H van Langevelde
- Leiden Institute of Chemistry, Leiden University, Einsteinweg 55, 2300 RA Leiden, The Netherlands
| | - Johannes J van de Vijver
- Leiden Institute of Chemistry, Leiden University, Einsteinweg 55, 2300 RA Leiden, The Netherlands
| | - Maxime A Siegler
- Department of Chemistry, Johns Hopkins University, 3400 North Charles St., Baltimore, Maryland 21218, United States
| | - Dennis G H Hetterscheid
- Leiden Institute of Chemistry, Leiden University, Einsteinweg 55, 2300 RA Leiden, The Netherlands
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3
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Garcia-Osorio DA, Shalvey TP, Banerji L, Saeed K, Neri G, Phillips LJ, Hutter OS, Casadevall C, Antón-García D, Reisner E, Major JD, Cowan AJ. Hybrid photocathode based on a Ni molecular catalyst and Sb 2Se 3 for solar H 2 production. Chem Commun (Camb) 2023; 59:944-947. [PMID: 36597867 DOI: 10.1039/d2cc04810h] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
We report a H2 evolving hybrid photocathode based on Sb2Se3 and a precious metal free molecular catalyst. Through the use of a high surface area TiO2 scaffold, we successfully increased the Ni molecular catalyst loading from 7.08 ± 0.43 to 45.76 ± 0.81 nmol cm-2, achieving photocurrents of 1.3 mA cm-2 at 0 V vs. RHE, which is 81-fold higher than the device without the TiO2 mesoporous layer.
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Affiliation(s)
| | - Thomas P Shalvey
- Stephenson Institute for Renewable Energy, University of Liverpool, L69 7ZF, UK.
| | - Liam Banerji
- Stephenson Institute for Renewable Energy, University of Liverpool, L69 7ZF, UK.
| | - Khezar Saeed
- Stephenson Institute for Renewable Energy, University of Liverpool, L69 7ZF, UK. .,Department of Chemistry, Aarhus University, Aarhus C 8000, Denmark
| | - Gaia Neri
- Stephenson Institute for Renewable Energy, University of Liverpool, L69 7ZF, UK.
| | - Laurie J Phillips
- Stephenson Institute for Renewable Energy, University of Liverpool, L69 7ZF, UK.
| | - Oliver S Hutter
- Stephenson Institute for Renewable Energy, University of Liverpool, L69 7ZF, UK. .,Department of Mathematics, Physics and Electrical Engineering, Northumbria University, NE1 8ST, UK
| | - Carla Casadevall
- Yusuf Hamied Department of Chemistry, University of Cambridge, CB2 1EW, UK
| | | | - Erwin Reisner
- Yusuf Hamied Department of Chemistry, University of Cambridge, CB2 1EW, UK
| | - Jonathan D Major
- Stephenson Institute for Renewable Energy, University of Liverpool, L69 7ZF, UK.
| | - Alexander J Cowan
- Stephenson Institute for Renewable Energy, University of Liverpool, L69 7ZF, UK.
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4
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Salamatian AA, Bren KL. Bioinspired and biomolecular catalysts for energy conversion and storage. FEBS Lett 2023; 597:174-190. [PMID: 36331366 DOI: 10.1002/1873-3468.14533] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/15/2022] [Revised: 10/25/2022] [Accepted: 10/26/2022] [Indexed: 11/06/2022]
Abstract
Metalloenzymes are remarkable for facilitating challenging redox transformations with high efficiency and selectivity. In the area of alternative energy, scientists aim to capture these properties in bioinspired and engineered biomolecular catalysts for the efficient and fast production of fuels from low-energy feedstocks such as water and carbon dioxide. In this short review, efforts to mimic biological catalysts for proton reduction and carbon dioxide reduction are highlighted. Two important recurring themes are the importance of the microenvironment of the catalyst active site and the key role of proton delivery to the active site in achieving desired reactivity. Perspectives on ongoing and future challenges are also provided.
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Affiliation(s)
| | - Kara L Bren
- Department of Chemistry, University of Rochester, NY, USA
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5
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Nichols F, Ozoemena KI, Chen S. Electrocatalytic generation of reactive species and implications in microbial inactivation. CHINESE JOURNAL OF CATALYSIS 2022. [DOI: 10.1016/s1872-2067(21)63941-4] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
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6
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Affiliation(s)
| | - Brian R. James
- Department of Chemistry, University of British Columbia, Vancouver, British Columbia, Canada
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7
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Fontecilla-Camps JC, Volbeda A. Quinolinate Synthase: An Example of the Roles of the Second and Outer Coordination Spheres in Enzyme Catalysis. Chem Rev 2022; 122:12110-12131. [PMID: 35536891 DOI: 10.1021/acs.chemrev.1c00869] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
The activation energy barrier of biochemical reactions is normally lowered by an enzyme catalyst, which directly helps the weakening of the bond(s) to be broken. In many metalloenzymes, this is a first coordination sphere effect. Besides having a direct catalytic action, enzymes can fix their reactive groups and substrates so that they are optimally positioned and also modify the water activity in the system. They can either activate substrates prior to their reaction or bind preactivated substrates, thereby drastically reducing local entropic effects. The latter type is well represented by some bisubstrate reactions, where they have been defined as "entropic traps". These can be described as "second coordination sphere" processes, but enzymes can also control the reactivity beyond this point through local conformational changes belonging to an "outer coordinate sphere" that can be modulated by substrate binding. We have chosen the [4Fe-4S] cluster-dependent enzyme quinolinate synthase to illustrate each one of these processes. In addition, this very old metalloenzyme shows low in vitro substrate binding specificity, atypical reactivity that produces dead-end products, and a unique modulation of its active site volume.
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Affiliation(s)
| | - Anne Volbeda
- Université Grenoble Alpes, CEA, CNRS, IBS, Metalloproteins Unit, F-38000 Grenoble, France
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8
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Tran DB, To TH, Tran PD. Mo- and W-molecular catalysts for the H2 evolution, CO2 reduction and N2 fixation. Coord Chem Rev 2022. [DOI: 10.1016/j.ccr.2021.214400] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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9
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Non-Covalent Functionalization of Graphene Oxide-Supported 2-Picolyamine-Based Zinc(II) Complexes as Novel Electrocatalysts for Hydrogen Production. Catalysts 2022. [DOI: 10.3390/catal12040389] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023] Open
Abstract
Three mononuclear 2-picolylamine-containing zinc(III) complexes viz [(2-PA)2ZnCl]2(ZnCl4)] (Zn1), [(2-PA)2Zn(H2O)](NO3)2] (Zn2) and [Zn(2-PA)2(OH)]NO3] (Zn3) were synthesized and fully characterized. Spectral and X-ray structural characteristics showed that the Zn1 complex has a square-pyramidal coordination environment around a zinc(II) core. The hydroxide complex Zn3 was non-covalently functionalized with few layers of graphene oxide (GO) sheets, formed by exfoliation of GO in water. The resulting Zn3/GO hybrid material was characterized by FT-IR, TGA-DSC, SEM-EDX and X-ray powder diffraction. The way of interaction of Zn3 with GO has been established through density functional theory (DFT) calculations. Both experimental and theoretical findings indicate that, on the surface of GO, the complex Zn3 forms a complete double-sided adsorption layer. Zn3 and its hybrid form Zn3/GO have been individually investigated as electrocatalysts for the hydrogen evolution reaction. The hybrid heterogenized form Zn3/GO was supported on glassy carbon (GC) with variable loading densities of Zn3 (0.2, 0.4 and 0.8 mg cm−2) to form electrodes. These electrodes have been tested as molecular electrocatalysts for the hydrogen evolution reaction (HER) using linear sweep voltammetry (LSV) and electrochemical impedance spectroscopy (EIS) in 0.1 M KOH. Results showed that both GC-Zn3 and GC-Zn3/GO catalysts for the HER are highly active, and with increase of the catalyst’s loading density, this catalytic activity enhances. The high catalytic activity of HER with a low onset potential of −140 mV vs. RHE and a high exchange current density of 0.22 mA cm−2 is achieved with the highest loading density of Zn3 (0.8 mg cm−2). To achieve a current density of 10 mA cm−2, an overpotential of 240 mV was needed.
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10
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Gonell S, Assaf EA, Lloret-Fillol J, Miller AJM. An Iron Bis(carbene) Catalyst for Low Overpotential CO 2 Electroreduction to CO: Mechanistic Insights from Kinetic Zone Diagrams, Spectroscopy, and Theory. ACS Catal 2021. [DOI: 10.1021/acscatal.1c04414] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Affiliation(s)
- Sergio Gonell
- University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599-3290, United States
- Institute of Chemical Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Avinguda Països Catalans, 16, Tarragona 43007, Spain
| | - Eric A. Assaf
- University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599-3290, United States
| | - Julio Lloret-Fillol
- Institute of Chemical Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Avinguda Països Catalans, 16, Tarragona 43007, Spain
- Catalan Institution for Research and Advanced Studies (ICREA), Passeig Lluïs Companys, 23, Barcelona 08010, Spain
| | - Alexander J. M. Miller
- University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599-3290, United States
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11
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Catalytic systems mimicking the [FeFe]-hydrogenase active site for visible-light-driven hydrogen production. Coord Chem Rev 2021. [DOI: 10.1016/j.ccr.2021.214172] [Citation(s) in RCA: 16] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
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12
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Jagilinki BP, Paluy I, Tyryshkin AM, Nanda V, Noy D. Biophysical Characterization of Iron-Sulfur Proteins. Bio Protoc 2021; 11:e4202. [PMID: 34761074 DOI: 10.21769/bioprotoc.4202] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/01/2021] [Revised: 07/27/2021] [Accepted: 08/06/2021] [Indexed: 11/02/2022] Open
Abstract
Iron-sulfur proteins are primordial catalysts and biological electron carriers that today drive major metabolic pathways across all forms of life. They can access a diversity of oxidation states and can mediate electron transfer over an extended range of reduction potentials spanning more than 1 V. Depending on the protein micro-environment and geometry of ligand, co-ordination the iron-sulfur clusters can occur in different forms [2Fe-2S], [3Fe-4S], HiPIP [4Fe-4S], and [4Fe-4S]. There are several spectroscopic methods available to characterize the composition and electronic configuration of the iron-sulfur clusters, such as optical methods and electron paramagnetic resonance. This paper presents the protocols used to characterize the metal center of Coiled-Coil Iron-Sulfur (CCIS), an artificial metalloprotein containing one [4Fe-4S] cluster. It is expected that these protocols will be of general utility for other iron-sulfur proteins.
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Affiliation(s)
- Bhanu P Jagilinki
- Migal-Galilee Research Institute, Kiryat Shmona 11016, Israel.,Center for Advanced Biotechnology and Medicine and the Department of Biochemistry and Molecular Biology, Robert Wood Johnson Medical School, Rutgers University, Piscataway, New Jersey 08854, United States
| | - Irina Paluy
- Migal-Galilee Research Institute, Kiryat Shmona 11016, Israel
| | - Alexei M Tyryshkin
- Center for Advanced Biotechnology and Medicine and the Department of Biochemistry and Molecular Biology, Robert Wood Johnson Medical School, Rutgers University, Piscataway, New Jersey 08854, United States
| | - Vikas Nanda
- Center for Advanced Biotechnology and Medicine and the Department of Biochemistry and Molecular Biology, Robert Wood Johnson Medical School, Rutgers University, Piscataway, New Jersey 08854, United States
| | - Dror Noy
- Migal-Galilee Research Institute, Kiryat Shmona 11016, Israel
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13
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Kireev NV, Kiryutin AS, Pavlov AA, Yurkovskaya AV, Musina EI, Karasik AA, Shubina ES, Ivanov KL, Belkova NV. Nickel(II) Dihydrogen and Hydride Complexes as the Intermediates of H
2
Heterolytic Splitting by Nickel Diazadiphosphacyclooctane Complexes. Eur J Inorg Chem 2021. [DOI: 10.1002/ejic.202100489] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Nikolay V. Kireev
- A. N. Nesmeyanov Institute of Organoelement Compounds Russian Academy of Sciences Vavilov Street 28 119991 Moscow Russia
| | - Alexey S. Kiryutin
- International Tomography Center Novosibirsk State University Pirogova street 1 Novosibirsk 630090 Russia
| | - Alexander A. Pavlov
- A. N. Nesmeyanov Institute of Organoelement Compounds Russian Academy of Sciences Vavilov Street 28 119991 Moscow Russia
| | - Alexandra V. Yurkovskaya
- International Tomography Center Novosibirsk State University Pirogova street 1 Novosibirsk 630090 Russia
| | - Elvira I. Musina
- A. E. Arbuzov Institute of Organic and Physical Chemistry Kazan Scientific Center Russian Academy of Sciences Arbuzov str. 8 420088 Kazan Russia
| | - Andrey A. Karasik
- A. E. Arbuzov Institute of Organic and Physical Chemistry Kazan Scientific Center Russian Academy of Sciences Arbuzov str. 8 420088 Kazan Russia
| | - Elena S. Shubina
- A. N. Nesmeyanov Institute of Organoelement Compounds Russian Academy of Sciences Vavilov Street 28 119991 Moscow Russia
| | - Konstantin L. Ivanov
- International Tomography Center Novosibirsk State University Pirogova street 1 Novosibirsk 630090 Russia
| | - Natalia V. Belkova
- A. N. Nesmeyanov Institute of Organoelement Compounds Russian Academy of Sciences Vavilov Street 28 119991 Moscow Russia
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14
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Ladomenou K, Papadakis M, Landrou G, Giorgi M, Drivas C, Kennou S, Hardré R, Massin J, Coutsolelos AG, Orio M. Nickel Complexes and Carbon Dots for Efficient Light‐Driven Hydrogen Production. Eur J Inorg Chem 2021. [DOI: 10.1002/ejic.202100449] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Kalliopi Ladomenou
- Laboratory of Bioinorganic Chemistry Chemistry Department University of Crete PO Box 2208 71003 Heraklion Crete Greece
| | | | - Georgios Landrou
- Laboratory of Bioinorganic Chemistry Chemistry Department University of Crete PO Box 2208 71003 Heraklion Crete Greece
| | - Michel Giorgi
- Aix Marseille Univ, CNRS, Spectropole FR1739 Marseille France
| | - Charalambos Drivas
- Surface Science Laboratory Chemical Engineering Department University of Patras 26504 Patras Greece
| | - Stella Kennou
- Surface Science Laboratory Chemical Engineering Department University of Patras 26504 Patras Greece
| | - Renaud Hardré
- Aix Marseille Univ, CNRS, Centrale Marseille, iSm2 Marseille France
| | - Julien Massin
- Aix Marseille Univ, CNRS, Centrale Marseille, iSm2 Marseille France
| | - Athanassios G. Coutsolelos
- Laboratory of Bioinorganic Chemistry Chemistry Department University of Crete PO Box 2208 71003 Heraklion Crete Greece
| | - Maylis Orio
- Aix Marseille Univ, CNRS, Centrale Marseille, iSm2 Marseille France
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15
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Wang VCC. Beyond the Active Site: Mechanistic Investigations of the Role of the Secondary Coordination Sphere and Beyond in Multi-electron Electrocatalytic Reactions. ACS Catal 2021. [DOI: 10.1021/acscatal.0c04770] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Vincent C.-C. Wang
- Department of Chemistry, National Sun Yat-sen University, Kaohsiung, 80424, Taiwan, Republic of China
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16
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Drosou M, Zarkadoulas A, Bethanis K, Mitsopoulou CA. Structural modifications on nickel dithiolene complexes lead to increased metal participation in the electrocatalytic hydrogen evolution mechanism. J COORD CHEM 2021. [DOI: 10.1080/00958972.2021.1918339] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
Affiliation(s)
- Maria Drosou
- Inorganic Chemistry Laboratory, Chemistry Department, National and Kapodistrian University of Athens, Athens, Greece
| | - Athanasios Zarkadoulas
- Inorganic Chemistry Laboratory, Chemistry Department, National and Kapodistrian University of Athens, Athens, Greece
| | - Kostas Bethanis
- Physics Laboratory, Department of Biotechnology, Agricultural University of Athens, Athens, Greece
| | - Christiana A. Mitsopoulou
- Inorganic Chemistry Laboratory, Chemistry Department, National and Kapodistrian University of Athens, Athens, Greece
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Orio M, Pantazis DA. Successes, challenges, and opportunities for quantum chemistry in understanding metalloenzymes for solar fuels research. Chem Commun (Camb) 2021; 57:3952-3974. [DOI: 10.1039/d1cc00705j] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
Overview of the rich and diverse contributions of quantum chemistry to understanding the structure and function of the biological archetypes for solar fuel research, photosystem II and hydrogenases.
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Affiliation(s)
- Maylis Orio
- Aix-Marseille Université
- CNRS
- iSm2
- Marseille
- France
| | - Dimitrios A. Pantazis
- Max-Planck-Institut für Kohlenforschung
- Kaiser-Wilhelm-Platz 1
- 45470 Mülheim an der Ruhr
- Germany
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18
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Amanullah S, Saha P, Nayek A, Ahmed ME, Dey A. Biochemical and artificial pathways for the reduction of carbon dioxide, nitrite and the competing proton reduction: effect of 2nd sphere interactions in catalysis. Chem Soc Rev 2021; 50:3755-3823. [DOI: 10.1039/d0cs01405b] [Citation(s) in RCA: 40] [Impact Index Per Article: 13.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
Reduction of oxides and oxoanions of carbon and nitrogen are of great contemporary importance as they are crucial for a sustainable environment.
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Affiliation(s)
- Sk Amanullah
- School of Chemical Sciences
- Indian Association for the Cultivation of Science
- Kolkata
- India
| | - Paramita Saha
- School of Chemical Sciences
- Indian Association for the Cultivation of Science
- Kolkata
- India
| | - Abhijit Nayek
- School of Chemical Sciences
- Indian Association for the Cultivation of Science
- Kolkata
- India
| | - Md Estak Ahmed
- School of Chemical Sciences
- Indian Association for the Cultivation of Science
- Kolkata
- India
| | - Abhishek Dey
- School of Chemical Sciences
- Indian Association for the Cultivation of Science
- Kolkata
- India
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19
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Jagilinki BP, Ilic S, Trncik C, Tyryshkin AM, Pike DH, Lubitz W, Bill E, Einsle O, Birrell JA, Akabayov B, Noy D, Nanda V. In Vivo Biogenesis of a De Novo Designed Iron-Sulfur Protein. ACS Synth Biol 2020; 9:3400-3407. [PMID: 33186033 DOI: 10.1021/acssynbio.0c00514] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
In vivo expression of metalloproteins requires specific metal trafficking and incorporation machinery inside the cell. Synthetic designed metalloproteins are typically purified without the target metal, which is subsequently introduced through in vitro reconstitution. The extra step complicates protein optimization by high-throughput library screening or laboratory evolution. We demonstrate that a designed coiled-coil iron-sulfur protein (CCIS) assembles robustly with [4Fe-4S] clusters in vivo. While in vitro reconstitution produces a mixture of oligomers that depends on solution conditions, in vivo production generates a stable homotrimer coordinating a single, diamagnetic [4Fe-4S]2+ cluster. The multinuclear cluster of in vivo assembled CCIS is more resistant to degradation by molecular oxygen. Only one of the two metal coordinating half-sites is required in vivo, indicating specificity of molecular recognition in recruitment of the metal cluster. CCIS, unbiased by evolution, is a unique platform to examine iron-sulfur protein biogenesis and develop synthetic multinuclear oxidoreductases.
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Affiliation(s)
- Bhanu P. Jagilinki
- Center for Advanced Biotechnology and Medicine and the Department of Biochemistry and Molecular Biology, Robert Wood Johnson Medical School, Rutgers University, Piscataway, New Jersey 08854 United States
- Migal-Galilee Research Institute, Kiryat Shmona, 11016, Israel
| | - Stefan Ilic
- Department of Chemistry, Ben-Gurion University of the Negev, Beer-Sheva, 84105, Israel
| | - Cristian Trncik
- Institute for Biochemistry, Albert-Ludwigs-University, Freiburg, Albertstrasse 21, Freiburg, 79085, Germany
| | - Alexei M. Tyryshkin
- Center for Advanced Biotechnology and Medicine and the Department of Biochemistry and Molecular Biology, Robert Wood Johnson Medical School, Rutgers University, Piscataway, New Jersey 08854 United States
| | - Douglas H. Pike
- Center for Advanced Biotechnology and Medicine and the Department of Biochemistry and Molecular Biology, Robert Wood Johnson Medical School, Rutgers University, Piscataway, New Jersey 08854 United States
| | - Wolfgang Lubitz
- Max Planck Institute for Chemical Energy Conversion, Stiftstraße 34-36, Mülheim an der Ruhr, 45470, Germany
| | - Eckhard Bill
- Max Planck Institute for Chemical Energy Conversion, Stiftstraße 34-36, Mülheim an der Ruhr, 45470, Germany
| | - Oliver Einsle
- Institute for Biochemistry, Albert-Ludwigs-University, Freiburg, Albertstrasse 21, Freiburg, 79085, Germany
| | - James A. Birrell
- Max Planck Institute for Chemical Energy Conversion, Stiftstraße 34-36, Mülheim an der Ruhr, 45470, Germany
| | - Barak Akabayov
- Department of Chemistry, Ben-Gurion University of the Negev, Beer-Sheva, 84105, Israel
| | - Dror Noy
- Migal-Galilee Research Institute, Kiryat Shmona, 11016, Israel
| | - Vikas Nanda
- Center for Advanced Biotechnology and Medicine and the Department of Biochemistry and Molecular Biology, Robert Wood Johnson Medical School, Rutgers University, Piscataway, New Jersey 08854 United States
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20
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Synthesis and Structure of Iron (II) Complexes of Functionalized 1,5-Diaza-3,7-Diphosphacyclooctanes. Molecules 2020; 25:molecules25173775. [PMID: 32825126 PMCID: PMC7503606 DOI: 10.3390/molecules25173775] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/24/2020] [Revised: 08/14/2020] [Accepted: 08/17/2020] [Indexed: 11/30/2022] Open
Abstract
In order to synthesize new iron (II) complexes of 1,5-diaza-3,7-diphosphacyclooctanes with a wider variety of the substituents on ligands heteroatoms (including functionalized ones, namely, pyridyl groups) and co-ligands, it was found that these ligands with relatively small phenyl, benzyl, and pyridin-2-yl substituents on phosphorus atoms in acetonitrile formed bis-P,P-chelate cis-complexes [L2Fe(CH3CN)2]2+ (BF4)2−, whereas P-mesityl-substituted ligand formed only monoligand P,P-complex [LFe(CH3CN)4]2+ (BF4)2−. 3,7-dibenzyl-1,5-di(1′-(R)-phenylethyl)-1,5-diaza-3,7-diphosphacyclooctane reacted with hexahydrate of iron (II) tetrafluoroborate in acetone to give an unusual bis-ligand cationic complex of the composition [L2Fe(BF4)]+ BF4−, where two fluorine atoms of the tetrafluoroborate unit occupied two pseudo-equatorial positions at roughly octahedral iron ion, according to X-ray diffraction data. 1,5-diaza-3,7-diphosphacyclooctanes replaced tetrahydrofurane and one of the carbonyl ligands of cyclopentadienyldicarbonyl(tetrahydrofuran)iron (II) tetrafluoroborate to form heteroligand complexes [CpFeL(CO)]+BF4−. The structural studies in the solid phase and in solutions showed that diazadiphosphacyclooctane ligands of all complexes adopted chair-boat conformations so that their nitrogen atoms were in close proximity to the central iron ion. The redox properties of the obtained complexes were performed by the cyclic voltammetry method.
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21
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Gurrentz JM, Rose MJ. Non-Catalytic Benefits of Ni(II) Binding to an Si(111)-PNP Construct for Photoelectrochemical Hydrogen Evolution Reaction: Metal Ion Induced Flat Band Potential Modulation. J Am Chem Soc 2020; 142:5657-5667. [PMID: 32163273 DOI: 10.1021/jacs.9b12824] [Citation(s) in RCA: 17] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
We report here the remarkable and non-catalytic beneficial effects of a Ni(II) ion binding to a Si|PNP type surface as a result of significant thermodynamic band bending induced by ligand attachment and Ni(II) binding. We unambiguously deconvolute the thermodynamic flat band potentials (VFB) from the kinetic onset potentials (Von) by synthesizing a specialized bis-PNP macrochelate that enables one-step Ni(II) binding to a p-Si(111) substrate. XPS analysis and rigorous control experiments confirm covalent attachment of the designed ligand and its resulting Ni(II) complex. Illuminated J-V measurements under catalytic conditions show that the Si|BisPNP-Ni substrate exhibits the most positive onset potential for the hydrogen evolution reaction (HER) (-0.55 V vs Fc/Fc+) compared to other substrates herein. Thermodynamic flat band potential measurements in the dark reveal that Si|BisPNP-Ni also exhibits the most positive VFB value (-0.02 V vs Fc/Fc+) by a wide margin. Electrochemical impedance spectroscopy data generated under illuminated, catalytic conditions demonstrate a surprising lack of correlation evident between Von and equivalent circuit element parameters commonly associated with HER. Overall, the resulting paradigm comprises a system wherein the extent of band bending induced by metal ion binding is the primary driver of photoelectrochemical (PEC)-HER benefits, while the kinetic (catalytic) effects of the PNP-Ni(II) are minimal. This suggests that dipole and band-edge engineering must be a primary design consideration (not secondary to catalyst) in semiconductor|catalyst hybrids for PEC-HER.
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Affiliation(s)
- Joseph M Gurrentz
- The University of Texas at Austin, Austin, Texas 78757, United States
| | - Michael J Rose
- The University of Texas at Austin, Austin, Texas 78757, United States
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22
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Castilho N, Gabriel P, Camargo TP, Neves A, Terenzi H. Targeting an Artificial Metal Nuclease to DNA by a Simple Chemical Modification and Its Drastic Effect on Catalysis. ACS Med Chem Lett 2020; 11:286-291. [PMID: 32184958 DOI: 10.1021/acsmedchemlett.9b00289] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/26/2019] [Accepted: 08/12/2019] [Indexed: 12/17/2022] Open
Abstract
A novel metal complex was synthesized containing a purine derived ligand in order to increase its binding to DNA. We observed a huge increase in nuclease activity and, quite interestingly, an improvement on DNA sequence selectivity. A potential site of specific cleavage in the presence of a reductant in the reaction medium is suggested. We were able to synthesize a novel metal nuclease with improved activity on DNA, and with sequence specificity when exposed to a coreactant, this opens up new possibilities to create site specific and redox status modulated artificial nucleases.
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Affiliation(s)
- Nathalia Castilho
- Centro de Biologia Molecular Estrutural, Departamento de Bioquímica, Universidade Federal de Santa Catarina, 88040900 Florianópolis-SC, Brazil
| | - Philipe Gabriel
- Centro de Biologia Molecular Estrutural, Departamento de Bioquímica, Universidade Federal de Santa Catarina, 88040900 Florianópolis-SC, Brazil
| | - Tiago Pacheco Camargo
- Departamento de Química, Universidade Federal de Santa Catarina, 88040900 Florianópolis-SC, Brazil
| | - Ademir Neves
- Departamento de Química, Universidade Federal de Santa Catarina, 88040900 Florianópolis-SC, Brazil
| | - Hernán Terenzi
- Centro de Biologia Molecular Estrutural, Departamento de Bioquímica, Universidade Federal de Santa Catarina, 88040900 Florianópolis-SC, Brazil
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23
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Inoue S, Yan YN, Yamanishi K, Kataoka Y, Kawamoto T. Photocatalytic and electrocatalytic hydrogen production using nickel complexes supported by hemilabile and non-innocent ligands. Chem Commun (Camb) 2020; 56:2829-2832. [PMID: 32073053 DOI: 10.1039/c9cc09568c] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Nickel complexes with non-innocent ligands generated by one-electron reduction of octahedral Schiff base nickel(ii) complexes with hemilabile ligands exhibited excellent catalytic activities of over 5000 TONs through a metal-ligand cooperation mechanism for hydrogen evolution from water under visible light irradiation.
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Affiliation(s)
- Satoshi Inoue
- Department of Chemistry, Faculty of Science, Kanagawa University, 2946 Tsuchiya, Hiratsuka, 259-1293, Japan.
| | - Yin-Nan Yan
- Department of Chemistry, Faculty of Science, Kanagawa University, 2946 Tsuchiya, Hiratsuka, 259-1293, Japan.
| | - Katsunori Yamanishi
- Department of Chemistry, Faculty of Science, Kanagawa University, 2946 Tsuchiya, Hiratsuka, 259-1293, Japan.
| | - Yusuke Kataoka
- Department of Chemistry, Graduate School of Natural Science and Technology, Shimane University, 1060 Nishikawatsu, Matsue, 690-8504, Japan
| | - Tatsuya Kawamoto
- Department of Chemistry, Faculty of Science, Kanagawa University, 2946 Tsuchiya, Hiratsuka, 259-1293, Japan.
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24
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Wilken M, Siewert I. Electrocatalytic Hydrogen Production with a Molecular Cobalt Complex in Aqueous Solution. ChemElectroChem 2020. [DOI: 10.1002/celc.201901913] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Affiliation(s)
- Mona Wilken
- Universität Göttingen, Institut für Anorganische Chemie Tammannstr. 4 37077 Göttingen Germany
| | - Inke Siewert
- Universität Göttingen, Institut für Anorganische Chemie Tammannstr. 4 37077 Göttingen Germany
- Universität Göttingen International Center for Advanced Studies of Energy Conversion 37077 Göttingen Germany
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25
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Franco F, Rettenmaier C, Jeon HS, Roldan Cuenya B. Transition metal-based catalysts for the electrochemical CO2 reduction: from atoms and molecules to nanostructured materials. Chem Soc Rev 2020; 49:6884-6946. [DOI: 10.1039/d0cs00835d] [Citation(s) in RCA: 161] [Impact Index Per Article: 40.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
An overview of the main strategies for the rational design of transition metal-based catalysts for the electrochemical conversion of CO2, ranging from molecular systems to single-atom and nanostructured catalysts.
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Affiliation(s)
- Federico Franco
- Department of Interface Science
- Fritz-Haber Institute of the Max Planck Society
- 14195 Berlin
- Germany
| | - Clara Rettenmaier
- Department of Interface Science
- Fritz-Haber Institute of the Max Planck Society
- 14195 Berlin
- Germany
| | - Hyo Sang Jeon
- Department of Interface Science
- Fritz-Haber Institute of the Max Planck Society
- 14195 Berlin
- Germany
| | - Beatriz Roldan Cuenya
- Department of Interface Science
- Fritz-Haber Institute of the Max Planck Society
- 14195 Berlin
- Germany
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26
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Creissen CE, Warnan J, Antón-García D, Farré Y, Odobel F, Reisner E. Inverse Opal CuCrO 2 Photocathodes for H 2 Production Using Organic Dyes and a Molecular Ni Catalyst. ACS Catal 2019; 9:9530-9538. [PMID: 32064143 PMCID: PMC7011728 DOI: 10.1021/acscatal.9b02984] [Citation(s) in RCA: 27] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/15/2019] [Revised: 09/04/2019] [Indexed: 01/08/2023]
Abstract
Dye-sensitized photoelectrochemical (DSPEC) cells are an emerging approach to producing solar fuels. The recent development of delafossite CuCrO2 as a p-type semiconductor has enabled H2 generation through the coassembly of catalyst and dye components. Here, we present a CuCrO2 electrode based on a high-surface-area inverse opal (IO) architecture with benchmark performance in DSPEC H2 generation. Coimmobilization of a phosphonated diketopyrrolopyrrole (DPP-P) or perylene monoimide (PMI-P) dye with a phosphonated molecular Ni catalyst (NiP) demonstrates the ability of IO-CuCrO2 to photogenerate H2. A positive photocurrent onset potential of approximately +0.8 V vs RHE was achieved with these photocathodes. The DPP-P-based photoelectrodes delivered photocurrents of -18 μA cm-2 and generated 160 ± 24 nmol of H2 cm-2, whereas the PMI-P-based photocathodes displayed higher photocurrents of -25 μA cm-2 and produced 215 ± 10 nmol of H2 cm-2 at 0.0 V vs RHE over the course of 2 h under visible light illumination (100 mW cm-2, AM 1.5G, λ > 420 nm, 25 °C). The high performance of the PMI-constructed system is attributed to the well-suited molecular structure and photophysical properties for p-type sensitization. These precious-metal-free photocathodes highlight the benefits of using bespoke IO-CuCrO2 electrodes as well as the important role of the molecular dye structure in DSPEC fuel synthesis.
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Affiliation(s)
- Charles E. Creissen
- Christian Doppler
Laboratory for Sustainable SynGas Chemistry, Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge CB2 1EW, U.K.
| | - Julien Warnan
- Christian Doppler
Laboratory for Sustainable SynGas Chemistry, Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge CB2 1EW, U.K.
| | - Daniel Antón-García
- Christian Doppler
Laboratory for Sustainable SynGas Chemistry, Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge CB2 1EW, U.K.
| | - Yoann Farré
- Université
LUNAM, Université de Nantes, CNRS, Chimie et Interdisciplinarité: Synthèse, Analyse,
Modélisation (CEISAM), UMR 6230, 2 rue de la Houssinière, 44322 Nantes cedex 3, France
| | - Fabrice Odobel
- Université
LUNAM, Université de Nantes, CNRS, Chimie et Interdisciplinarité: Synthèse, Analyse,
Modélisation (CEISAM), UMR 6230, 2 rue de la Houssinière, 44322 Nantes cedex 3, France
| | - Erwin Reisner
- Christian Doppler
Laboratory for Sustainable SynGas Chemistry, Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge CB2 1EW, U.K.
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27
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Fourmond V, Wiedner ES, Shaw WJ, Léger C. Understanding and Design of Bidirectional and Reversible Catalysts of Multielectron, Multistep Reactions. J Am Chem Soc 2019; 141:11269-11285. [PMID: 31283209 DOI: 10.1021/jacs.9b04854] [Citation(s) in RCA: 42] [Impact Index Per Article: 8.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Some enzymes, including those that are involved in the activation of small molecules such as H2 or CO2, can be wired to electrodes and function in either direction of the reaction depending on the electrochemical driving force and display a significant rate at very small deviations from the equilibrium potential. We call the former property "bidirectionality" and the latter "reversibility". This performance sets very high standards for chemists who aim at designing synthetic electrocatalysts. Only recently, in the particular case of the hydrogen production/evolution reaction, has it been possible to produce inorganic catalysts that function bidirectionally, with an even smaller number that also function reversibly. This raises the question of how to engineer such desirable properties in other synthetic catalysts. Here we introduce the kinetic modeling of bidirectional two-electron-redox reactions in the case of molecular catalysts and enzymes that are either attached to an electrode or diffusing in solution in the vicinity of an electrode. We emphasize that trying to discuss bidirectionality and reversibility in relation to a single redox potential leads to an impasse: the catalyst undergoes two redox transitions, and therefore two catalytic potentials must be defined, which may depart from the two potentials measured in the absence of catalysis. The difference between the two catalytic potentials defines the reversibility; the difference between their average value and the equilibrium potential defines the directionality (also called "preference", or "bias"). We describe how the sequence of events in the bidirectional catalytic cycle can be elucidated on the basis of the voltammetric responses. Further, we discuss the design principles of bidirectionality and reversibility in terms of thermodynamics and kinetics and conclude that neither bidirectionality nor reversibility requires that the catalytic energy landscape be flat. These theoretical findings are illustrated by previous results obtained with nickel diphosphine molecular catalysts and hydrogenases. In particular, analysis of the nickel catalysts highlights the fact that reversible catalysis can be achieved by catalysts that follow complex mechanisms with branched reaction pathways.
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Affiliation(s)
- Vincent Fourmond
- Aix Marseille Université , CNRS, BIP UMR 7281 , Marseille , France
| | - Eric S Wiedner
- Pacific Northwest National Laboratory , P.O. Box 999, K2-57, Richland , Washington 99352 , United States
| | - Wendy J Shaw
- Pacific Northwest National Laboratory , P.O. Box 999, K2-57, Richland , Washington 99352 , United States
| | - Christophe Léger
- Aix Marseille Université , CNRS, BIP UMR 7281 , Marseille , France
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28
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Karasik AA, Strelnik ID, Musina EI, Dayanova IR, Elistratova JG, Mustafina AR, Sinyashin OG. Luminescent complexes of 1,5-diaza-3,7-diphosphacyclooctanes with coinage metals. PHOSPHORUS SULFUR 2019. [DOI: 10.1080/10426507.2018.1539854] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
Affiliation(s)
- Andrey A. Karasik
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Igor D. Strelnik
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Elvira I. Musina
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Irina R. Dayanova
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Julia G. Elistratova
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Asiya R. Mustafina
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Oleg G. Sinyashin
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
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29
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Wang JW, Liu WJ, Zhong DC, Lu TB. Nickel complexes as molecular catalysts for water splitting and CO2 reduction. Coord Chem Rev 2019. [DOI: 10.1016/j.ccr.2017.12.009] [Citation(s) in RCA: 106] [Impact Index Per Article: 21.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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30
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Thammavongsy Z, Mercer IP, Yang JY. Promoting proton coupled electron transfer in redox catalysts through molecular design. Chem Commun (Camb) 2019; 55:10342-10358. [DOI: 10.1039/c9cc05139b] [Citation(s) in RCA: 28] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
Mini-review on using the secondary coordination sphere to facilitate multi-electron, multi-proton catalysis.
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Affiliation(s)
| | - Ian P. Mercer
- Department of Chemistry
- University of California
- Irvine
- USA
| | - Jenny Y. Yang
- Department of Chemistry
- University of California
- Irvine
- USA
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31
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Klug CM, Cardenas AJP, Bullock RM, O’Hagan M, Wiedner ES. Reversing the Tradeoff between Rate and Overpotential in Molecular Electrocatalysts for H2 Production. ACS Catal 2018. [DOI: 10.1021/acscatal.7b04379] [Citation(s) in RCA: 65] [Impact Index Per Article: 10.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Christina M. Klug
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
| | - Allan Jay P. Cardenas
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
| | - R. Morris Bullock
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
| | - Molly O’Hagan
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
| | - Eric S. Wiedner
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
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32
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Creissen CE, Warnan J, Reisner E. Solar H 2 generation in water with a CuCrO 2 photocathode modified with an organic dye and molecular Ni catalyst. Chem Sci 2018; 9:1439-1447. [PMID: 29629169 PMCID: PMC5875021 DOI: 10.1039/c7sc04476c] [Citation(s) in RCA: 52] [Impact Index Per Article: 8.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/16/2017] [Accepted: 11/26/2017] [Indexed: 11/21/2022] Open
Abstract
Dye-sensitised photoelectrochemical (DSPEC) cells have emerged in recent years as a route to solar fuel production. However, fuel-forming photocathodes are presently limited by photo-corrodible narrow band gap semiconductors or the small range of available wide bandgap p-type semiconductors such as NiO that display low performance with dyes. Here, we introduce CuCrO2 as a suitable p-type semiconductor for visible light-driven H2 generation upon co-immobilisation of a phosphonated diketopyrrolopyrrole dye with a Ni-bis(diphosphine) catalyst. The hybrid CuCrO2 photocathode displays an early photocurrent onset potential of +0.75 V vs. RHE and delivers a photocurrent of 15 μA cm-2 at 0.0 V vs. RHE in pH 3 aqueous electrolyte solution under UV-filtered simulated solar irradiation. Controlled potential photoelectrolysis at 0.0 V vs. RHE shows good stability and yields a Ni catalyst-based turnover number of 126 ± 13 towards H2 after 2 h. This precious metal-free system outperforms an analogous NiO|dye/catalyst assembly and therefore highlights the benefits of using CuCrO2 as a novel material for DSPEC applications.
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Affiliation(s)
- Charles E Creissen
- Christian Doppler Laboratory for Sustainable SynGas Chemistry , Department of Chemistry , Lensfield Road , Cambridge CB2 1EW , UK .
| | - Julien Warnan
- Christian Doppler Laboratory for Sustainable SynGas Chemistry , Department of Chemistry , Lensfield Road , Cambridge CB2 1EW , UK .
| | - Erwin Reisner
- Christian Doppler Laboratory for Sustainable SynGas Chemistry , Department of Chemistry , Lensfield Road , Cambridge CB2 1EW , UK .
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33
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Gonell S, Miller AJ. Carbon Dioxide Electroreduction Catalyzed by Organometallic Complexes. ADVANCES IN ORGANOMETALLIC CHEMISTRY 2018. [DOI: 10.1016/bs.adomc.2018.07.001] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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34
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Yuki M, Sakata K, Nakajima K, Kikuchi S, Sekine S, Kawai H, Nishibayashi Y. Dicationic Thiolate-Bridged Diruthenium Complexes for Catalytic Oxidation of Molecular Dihydrogen. Organometallics 2017. [DOI: 10.1021/acs.organomet.7b00764] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Affiliation(s)
- Masahiro Yuki
- Department
of Systems Innovation, School of Engineering, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-8656, Japan
| | - Ken Sakata
- Faculty
of Pharmaceutical Sciences, Hoshi University, Ebara, Shinagawa-ku, Tokyo 142-8501, Japan
| | - Kazunari Nakajima
- Department
of Systems Innovation, School of Engineering, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-8656, Japan
| | - Syoma Kikuchi
- Faculty
of Pharmaceutical Sciences, Hoshi University, Ebara, Shinagawa-ku, Tokyo 142-8501, Japan
| | - Shinobu Sekine
- Fuel Cell System Engineering & Development Division, Toyota Motor Corporation, Mishuku, Susono, Shizuoka 410-1193, Japan
| | - Hiroyuki Kawai
- Fuel Cell System Engineering & Development Division, Toyota Motor Corporation, Mishuku, Susono, Shizuoka 410-1193, Japan
| | - Yoshiaki Nishibayashi
- Department
of Systems Innovation, School of Engineering, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-8656, Japan
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35
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Möller F, Piontek S, Miller RG, Apfel UP. From Enzymes to Functional Materials-Towards Activation of Small Molecules. Chemistry 2017; 24:1471-1493. [PMID: 28816379 DOI: 10.1002/chem.201703451] [Citation(s) in RCA: 47] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/25/2017] [Revised: 08/15/2017] [Indexed: 12/12/2022]
Abstract
The design of non-noble metal-containing heterogeneous catalysts for the activation of small molecules is of utmost importance for our society. While nature possesses very sophisticated machineries to perform such conversions, rationally designed catalytic materials are rare. Herein, we aim to raise the awareness of the overall common design and working principles of catalysts incorporating aspects of biology, chemistry, and material sciences.
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Affiliation(s)
- Frauke Möller
- Inorganic Chemistry I/ Bioinorganic Chemistry, Ruhr-University Bochum, Universitätsstaße 150, 44801, Bochum, Germany
| | - Stefan Piontek
- Inorganic Chemistry I/ Bioinorganic Chemistry, Ruhr-University Bochum, Universitätsstaße 150, 44801, Bochum, Germany
| | - Reece G Miller
- Inorganic Chemistry I/ Bioinorganic Chemistry, Ruhr-University Bochum, Universitätsstaße 150, 44801, Bochum, Germany
| | - Ulf-Peter Apfel
- Inorganic Chemistry I/ Bioinorganic Chemistry, Ruhr-University Bochum, Universitätsstaße 150, 44801, Bochum, Germany
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36
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Manz DH, Duan PC, Dechert S, Demeshko S, Oswald R, John M, Mata RA, Meyer F. Pairwise H 2/D 2 Exchange and H 2 Substitution at a Bimetallic Dinickel(II) Complex Featuring Two Terminal Hydrides. J Am Chem Soc 2017; 139:16720-16731. [PMID: 29037034 DOI: 10.1021/jacs.7b08629] [Citation(s) in RCA: 29] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Abstract
A compartmental ligand scaffold HL with two β-diketiminato binding sites spanned by a pyrazolate bridge gave a series of dinuclear nickel(II) dihydride complexes M[LNi2(H)2], M = Na (Na·2) and K (K·2), which were isolated after reacting the precursor complex [LNi2(μ-Br)] (1) with MHBEt3 (M = Na and K). Crystallographic characterization showed the two hydride ligands to be directed into the bimetallic pocket, closely interacting with the alkali metal cation. Treatment of K·2 with dibenzo(18-crown-6) led to the separated ion pair [LNi2(H)2][K(DB18C6)] (2[K(DB18C6)]). Reaction of Na·2 or K·2 with D2 was investigated by a suite of 1H and 2H NMR experiments, revealing an unusual pairwise H2/D2 exchange process that synchronously involves both Ni-H moieties without H/D scrambling. A mechanistic picture was provided by DFT calculations which suggested facile recombination of the two terminal hydrides within the bimetallic cleft, with a moderate enthalpic barrier of ∼62 kJ/mol, to give H2 and an antiferromagnetically coupled [LNiI2]- species. This was confirmed by SQUID monitoring during H2 release from solid 2[K(DB18C6)]. Interaction with the Lewis acid cation (Na+ or K+) significantly stabilizes the dihydride core. Kinetic data for the M[L(Ni-H)2] → H2 transition derived from 2D 1H EXSY spectra confirmed first-order dependence of H2 release on M·2 concentration and a strong effect of the alkali metal cation M+. Treating [LNi2(D)2]- with phenylacetylene led to D2 and dinickel(II) complex 3- with a twice reduced styrene-1,2-diyl bridging unit in the bimetallic pocket. Complexes [LNiII2(H)2]- having two adjacent terminal hydrides thus represent a masked version of a highly reactive dinickel(I) core. Storing two reducing equivalents in adjacent metal hydrides that evolve H2 upon substrate binding is reminiscent of the proposed N2 binding step at the FeMo cofactor of nitrogenase, suggesting the use of the present bimetallic scaffold for reductive bioinspired activation of a range of inert small molecules.
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Affiliation(s)
- Dennis-Helmut Manz
- Institut für Anorganische Chemie, Universität Göttingen , Tammannstrasse 4, D-37077 Göttingen, Germany
| | - Peng-Cheng Duan
- Institut für Anorganische Chemie, Universität Göttingen , Tammannstrasse 4, D-37077 Göttingen, Germany
| | - Sebastian Dechert
- Institut für Anorganische Chemie, Universität Göttingen , Tammannstrasse 4, D-37077 Göttingen, Germany
| | - Serhiy Demeshko
- Institut für Anorganische Chemie, Universität Göttingen , Tammannstrasse 4, D-37077 Göttingen, Germany
| | - Rainer Oswald
- Institut für Physikalische Chemie, Universität Göttingen , Tammannstrasse 6, D-37077 Göttingen, Germany
| | - Michael John
- Institut für Anorganische Chemie, Universität Göttingen , Tammannstrasse 4, D-37077 Göttingen, Germany
| | - Ricardo A Mata
- Institut für Physikalische Chemie, Universität Göttingen , Tammannstrasse 6, D-37077 Göttingen, Germany
| | - Franc Meyer
- Institut für Anorganische Chemie, Universität Göttingen , Tammannstrasse 4, D-37077 Göttingen, Germany
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37
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Klug CM, O’Hagan M, Bullock RM, Appel AM, Wiedner ES. Impact of Weak Agostic Interactions in Nickel Electrocatalysts for Hydrogen Oxidation. Organometallics 2017. [DOI: 10.1021/acs.organomet.7b00103] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Christina M. Klug
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
| | - Molly O’Hagan
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
| | - R. Morris Bullock
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
| | - Aaron M. Appel
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
| | - Eric S. Wiedner
- Center for Molecular Electrocatalysis, Pacific Northwest National Laboratory, P.O. Box 999, K2-57, Richland, Washington 99352, United States
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38
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Nestke S, Kügler M, Scholz J, Wilken M, Jooss C, Siewert I. A Copper Complex as Catalyst in Proton Reduction. Eur J Inorg Chem 2017. [DOI: 10.1002/ejic.201700154] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Sebastian Nestke
- Institut für Anorganische Chemie; Universität Göttingen; Tammannstrasse 4 37077 Göttingen Germany
| | - Merle Kügler
- Institut für Anorganische Chemie; Universität Göttingen; Tammannstrasse 4 37077 Göttingen Germany
| | - Julius Scholz
- Institut für Materialphysik; Universität Göttingen; Friedrich-Hund-Platz 1 37077 Göttingen Germany
| | - Mona Wilken
- Institut für Anorganische Chemie; Universität Göttingen; Tammannstrasse 4 37077 Göttingen Germany
| | - Christian Jooss
- Institut für Materialphysik; Universität Göttingen; Friedrich-Hund-Platz 1 37077 Göttingen Germany
| | - Inke Siewert
- Institut für Anorganische Chemie; Universität Göttingen; Tammannstrasse 4 37077 Göttingen Germany
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39
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Strelnik ID, Musina EI, Ignatieva SN, Balueva AS, Gerasimova TP, Katsyuba SA, Krivolapov DB, Dobrynin AB, Bannwarth C, Grimme S, Kolesnikov IE, Karasik AA, Sinyashin OG. Pyridyl Containing 1,5-Diaza-3,7-diphosphacyclooctanes as Bridging Ligands for Dinuclear Copper(I) Complexes. Z Anorg Allg Chem 2017. [DOI: 10.1002/zaac.201700049] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Igor D. Strelnik
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
| | - Elvira I. Musina
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
| | - Svetlana N. Ignatieva
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
| | - Anna S. Balueva
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
| | - Tatiana P. Gerasimova
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
| | - Sergey A. Katsyuba
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
| | - Dmitry B. Krivolapov
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
| | - Alexey B. Dobrynin
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
| | - Christoph Bannwarth
- Mulliken Center for Theoretical Chemistry; Institut für Physikalische und Theoretische Chemie der Universität Bonn; Beringstr. 4 53115 Bonn Germany
| | - Stefan Grimme
- Mulliken Center for Theoretical Chemistry; Institut für Physikalische und Theoretische Chemie der Universität Bonn; Beringstr. 4 53115 Bonn Germany
| | | | - Andrey A. Karasik
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
| | - Oleg G. Sinyashin
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific; Center of Russian Academy of Sciences; Arbuzov str. 8 420088 Kazan Russia
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40
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Ash PA, Hidalgo R, Vincent KA. Proton Transfer in the Catalytic Cycle of [NiFe] Hydrogenases: Insight from Vibrational Spectroscopy. ACS Catal 2017; 7:2471-2485. [PMID: 28413691 PMCID: PMC5387674 DOI: 10.1021/acscatal.6b03182] [Citation(s) in RCA: 48] [Impact Index Per Article: 6.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/08/2016] [Revised: 01/30/2017] [Indexed: 12/11/2022]
Abstract
![]()
Catalysis
of H2 production and oxidation reactions is
critical in renewable energy systems based around H2 as
a clean fuel, but the present reliance on platinum-based catalysts
is not sustainable. In nature, H2 is oxidized at minimal
overpotential and high turnover frequencies at [NiFe] catalytic sites
in hydrogenase enzymes. Although an outline mechanism has been established
for the [NiFe] hydrogenases involving heterolytic cleavage of H2 followed by a first and then second transfer of a proton
and electron away from the active site, details remain vague concerning
how the proton transfers are facilitated by the protein environment
close to the active site. Furthermore, although [NiFe] hydrogenases
from different organisms or cellular environments share a common active
site, they exhibit a broad range of catalytic characteristics indicating
the importance of subtle changes in the surrounding protein in controlling
their behavior. Here we review recent time-resolved infrared (IR)
spectroscopic studies and IR spectroelectrochemical studies carried
out in situ during electrocatalytic turnover. Additionally, we re-evaluate
the significant body of IR spectroscopic data on hydrogenase active
site states determined through more conventional solution studies,
in order to highlight mechanistic steps that seem to apply generally
across the [NiFe] hydrogenases, as well as steps which so far seem
limited to specific groups of these enzymes. This analysis is intended
to help focus attention on the key open questions where further work
is needed to assess important aspects of proton and electron transfer
in the mechanism of [NiFe] hydrogenases.
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Affiliation(s)
- Philip A. Ash
- Department
of Chemistry, University of Oxford, Inorganic Chemistry Laboratory, South Parks Road, Oxford OX1 3QR, United Kingdom
| | - Ricardo Hidalgo
- Department
of Chemistry, University of Oxford, Inorganic Chemistry Laboratory, South Parks Road, Oxford OX1 3QR, United Kingdom
| | - Kylie A. Vincent
- Department
of Chemistry, University of Oxford, Inorganic Chemistry Laboratory, South Parks Road, Oxford OX1 3QR, United Kingdom
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41
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Koshiba K, Yamauchi K, Sakai K. A Nickel Dithiolate Water Reduction Catalyst Providing Ligand-Based Proton-Coupled Electron-Transfer Pathways. Angew Chem Int Ed Engl 2017. [DOI: 10.1002/ange.201700927] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Keita Koshiba
- Department of Chemistry; Faculty of Science; Kyushu University; Motooka 744, Nishi-ku Fukuoka 819-0395 Japan
- International Institute for Carbon-Neutral Energy Research (WPI-I2CNER); Kyushu University; Japan
| | - Kosei Yamauchi
- Department of Chemistry; Faculty of Science; Kyushu University; Motooka 744, Nishi-ku Fukuoka 819-0395 Japan
- International Institute for Carbon-Neutral Energy Research (WPI-I2CNER); Kyushu University; Japan
| | - Ken Sakai
- Department of Chemistry; Faculty of Science; Kyushu University; Motooka 744, Nishi-ku Fukuoka 819-0395 Japan
- International Institute for Carbon-Neutral Energy Research (WPI-I2CNER); Kyushu University; Japan
- Center for Molecular Systems (CMS); Kyushu University; Japan
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42
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Koshiba K, Yamauchi K, Sakai K. A Nickel Dithiolate Water Reduction Catalyst Providing Ligand-Based Proton-Coupled Electron-Transfer Pathways. Angew Chem Int Ed Engl 2017; 56:4247-4251. [PMID: 28276659 DOI: 10.1002/anie.201700927] [Citation(s) in RCA: 57] [Impact Index Per Article: 8.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/26/2017] [Indexed: 12/22/2022]
Abstract
A nickel pyrazinedithiolate ([Ni(dcpdt)2 ]2- ; dcpdt=5,6-dicyanopyrazine-2,3-dithiolate), bearing a NiS4 core similar to the active center of [NiFe] hydrogenase, is shown to serve as an efficient molecular catalyst for the hydrogen evolution reaction (HER). This catalyst shows effectively low overpotentials for HER (330-400 mV at pH 4-6). Moreover, the turnover number of catalysis reaches 20 000 over the 24 h electrolysis with a high Faradaic efficiency, 92-100 %. The electrochemical and DFT studies reveal that diprotonated one-electron-reduced species (i.e., [NiII (dcpdt)(dcpdtH2 )]- or [NiII (dcpdtH)2 ]- ) forms at pH<6.4 via ligand-based proton-coupled electron-transfer (PCET) pathways, leading to electrocatalytic HER without applying the highly negative potential required to generate low-valent nickel intermediates. This is the first example of catalysts exhibiting such behavior.
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Affiliation(s)
- Keita Koshiba
- Department of Chemistry, Faculty of Science, Kyushu University, Motooka 744, Nishi-ku, Fukuoka, 819-0395, Japan.,International Institute for Carbon-Neutral Energy Research (WPI-I2CNER), Kyushu University, Japan
| | - Kosei Yamauchi
- Department of Chemistry, Faculty of Science, Kyushu University, Motooka 744, Nishi-ku, Fukuoka, 819-0395, Japan.,International Institute for Carbon-Neutral Energy Research (WPI-I2CNER), Kyushu University, Japan
| | - Ken Sakai
- Department of Chemistry, Faculty of Science, Kyushu University, Motooka 744, Nishi-ku, Fukuoka, 819-0395, Japan.,International Institute for Carbon-Neutral Energy Research (WPI-I2CNER), Kyushu University, Japan.,Center for Molecular Systems (CMS), Kyushu University, Japan
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43
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Roy S, Sharma B, Pécaut J, Simon P, Fontecave M, Tran PD, Derat E, Artero V. Molecular Cobalt Complexes with Pendant Amines for Selective Electrocatalytic Reduction of Carbon Dioxide to Formic Acid. J Am Chem Soc 2017; 139:3685-3696. [PMID: 28206761 DOI: 10.1021/jacs.6b11474] [Citation(s) in RCA: 187] [Impact Index Per Article: 26.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
We report here on a new series of CO2-reducing molecular catalysts based on Earth-abundant elements that are very selective for the production of formic acid in dimethylformamide (DMF)/water mixtures (Faradaic efficiency of 90 ± 10%) at moderate overpotentials (500-700 mV in DMF measured at the middle of the catalytic wave). The [CpCo(PR2NR'2)I]+ compounds contain diphosphine ligands, PR2NR'2, with two pendant amine residues that act as proton relays during CO2-reduction catalysis and tune their activity. Four different PR2NR'2 ligands with cyclohexyl or phenyl substituents on phosphorus and benzyl or phenyl substituents on nitrogen were employed, and the compound with the most electron-donating phosphine ligand and the most basic amine functions performs best among the series, with turnover frequency >1000 s-1. State-of-the-art benchmarking of catalytic performances ranks this new class of cobalt-based complexes among the most promising CO2-to-formic acid reducing catalysts developed to date; addressing the stability issues would allow further improvement. Mechanistic studies and density functional theory simulations confirmed the role of amine groups for stabilizing key intermediates through hydrogen bonding with water molecules during hydride transfer from the Co center to the CO2 molecule.
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Affiliation(s)
- Souvik Roy
- Laboratoire de Chimie et Biologie des Métaux, Université Grenoble Alpes , CEA, CNRS, 17 rue des Martyrs, 38000 Grenoble, France
| | - Bhaskar Sharma
- Institut Parisien de Chimie Moléculaire, UMR 8232, Sorbonne Universités , UPMC Univ. Paris 06, CNRS, 75005 Paris, France
| | - Jacques Pécaut
- Reconnaissance Ionique et Chimie de Coordination, DRF-INAC-SyMMES, Université Grenoble Alpes , CNRS, CEA, 17 rue des Martyrs, 38000 Grenoble, France
| | - Philippe Simon
- Laboratoire de Chimie des Processus Biologiques, Collège de France, Université Pierre et Marie Curie , CNRS UMR 8229, 11 place Marcelin Berthelot, 75005 Paris, France
| | - Marc Fontecave
- Laboratoire de Chimie des Processus Biologiques, Collège de France, Université Pierre et Marie Curie , CNRS UMR 8229, 11 place Marcelin Berthelot, 75005 Paris, France
| | - Phong D Tran
- Laboratoire de Chimie et Biologie des Métaux, Université Grenoble Alpes , CEA, CNRS, 17 rue des Martyrs, 38000 Grenoble, France.,Department of Advanced Materials Science and Nanotechnology, University of Science and Technology of Hanoi, Vietnam Academy of Science and Technology , 18 Hoang Quoc Viet, Cau Giay, 122102 Hanoi, Vietnam
| | - Etienne Derat
- Institut Parisien de Chimie Moléculaire, UMR 8232, Sorbonne Universités , UPMC Univ. Paris 06, CNRS, 75005 Paris, France
| | - Vincent Artero
- Laboratoire de Chimie et Biologie des Métaux, Université Grenoble Alpes , CEA, CNRS, 17 rue des Martyrs, 38000 Grenoble, France
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44
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Yuki M, Sakata K, Kikuchi S, Kawai H, Takahashi T, Ando M, Nakajima K, Nishibayashi Y. Catalytic Activity of Thiolate-Bridged Diruthenium Complexes Bearing Pendent Ether Moieties in the Oxidation of Molecular Dihydrogen. Chemistry 2017; 23:1007-1012. [PMID: 27779798 DOI: 10.1002/chem.201604974] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/25/2016] [Indexed: 11/06/2022]
Abstract
Thiolate-bridged diruthenium complexes bearing pendent ethers have been found to work as effective catalysts toward the oxidation of molecular dihydrogen into protons and electrons in water. The pendent ether moiety in the complex plays an important role to facilitate the proton transfer between the metal center and the external proton acceptor.
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Affiliation(s)
- Masahiro Yuki
- Department of Systems Innovation, School of Engineering, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo, 113-8656, Japan
| | - Ken Sakata
- Faculty of Pharmaceutical Sciences, Hoshi University, Ebara, Shinagawa-ku, Tokyo, 142-8501, Japan
| | - Shoma Kikuchi
- Faculty of Pharmaceutical Sciences, Hoshi University, Ebara, Shinagawa-ku, Tokyo, 142-8501, Japan
| | - Hiroyuki Kawai
- Fuel Cell System Development Center, Toyota Motor Corporation, Mishuku, Susono, Shizuoka, 410-1193, Japan
| | - Tsuyoshi Takahashi
- Fuel Cell System Development Center, Toyota Motor Corporation, Mishuku, Susono, Shizuoka, 410-1193, Japan
| | - Masaki Ando
- Fuel Cell System Development Center, Toyota Motor Corporation, Mishuku, Susono, Shizuoka, 410-1193, Japan
| | - Kazunari Nakajima
- Department of Systems Innovation, School of Engineering, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo, 113-8656, Japan
| | - Yoshiaki Nishibayashi
- Department of Systems Innovation, School of Engineering, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo, 113-8656, Japan
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45
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Gentil S, Lalaoui N, Dutta A, Nedellec Y, Cosnier S, Shaw WJ, Artero V, Le Goff A. Carbon-Nanotube-Supported Bio-Inspired Nickel Catalyst and Its Integration in Hybrid Hydrogen/Air Fuel Cells. Angew Chem Int Ed Engl 2017. [DOI: 10.1002/ange.201611532] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Solène Gentil
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
- Laboratoire de Chimie et Biologie des Métaux; Univ. Grenoble Alpes, CNRS UMR5249, CEA; 38000 Grenoble France
| | - Noémie Lalaoui
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
| | - Arnab Dutta
- Pacific Northwest National Laboratory; Richland WA 99532 USA
- Current address: Chemistry Department; IIT Gandhinagar; Gujarat 382355 India
| | - Yannig Nedellec
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
| | - Serge Cosnier
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
| | - Wendy J. Shaw
- Pacific Northwest National Laboratory; Richland WA 99532 USA
| | - Vincent Artero
- Laboratoire de Chimie et Biologie des Métaux; Univ. Grenoble Alpes, CNRS UMR5249, CEA; 38000 Grenoble France
| | - Alan Le Goff
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
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46
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Gentil S, Lalaoui N, Dutta A, Nedellec Y, Cosnier S, Shaw WJ, Artero V, Le Goff A. Carbon-Nanotube-Supported Bio-Inspired Nickel Catalyst and Its Integration in Hybrid Hydrogen/Air Fuel Cells. Angew Chem Int Ed Engl 2017; 56:1845-1849. [DOI: 10.1002/anie.201611532] [Citation(s) in RCA: 78] [Impact Index Per Article: 11.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/25/2016] [Revised: 12/12/2016] [Indexed: 12/25/2022]
Affiliation(s)
- Solène Gentil
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
- Laboratoire de Chimie et Biologie des Métaux; Univ. Grenoble Alpes, CNRS UMR5249, CEA; 38000 Grenoble France
| | - Noémie Lalaoui
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
| | - Arnab Dutta
- Pacific Northwest National Laboratory; Richland WA 99532 USA
- Current address: Chemistry Department; IIT Gandhinagar; Gujarat 382355 India
| | - Yannig Nedellec
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
| | - Serge Cosnier
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
| | - Wendy J. Shaw
- Pacific Northwest National Laboratory; Richland WA 99532 USA
| | - Vincent Artero
- Laboratoire de Chimie et Biologie des Métaux; Univ. Grenoble Alpes, CNRS UMR5249, CEA; 38000 Grenoble France
| | - Alan Le Goff
- Univ. Grenoble Alpes, CNRS, DCM UMR 5250; 38000 Grenoble France
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47
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Boralugodage NP, Arachchige RJ, Dutta A, Buchko GW, Shaw WJ. Evaluating the role of acidic, basic, and polar amino acids and dipeptides on a molecular electrocatalyst for H2 oxidation. Catal Sci Technol 2017. [DOI: 10.1039/c6cy02579j] [Citation(s) in RCA: 23] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Abstract
Outer coordination sphere interactions reduce the overpotential for H2 oxidation catalysts (brown ellipse) compared to those that have –COOH groups but don't have stabilizing interactions (blue ellipse).
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Affiliation(s)
| | | | - Arnab Dutta
- Pacific Northwest National Laboratory
- Richland
- 99352 USA
| | | | - Wendy J. Shaw
- Pacific Northwest National Laboratory
- Richland
- 99352 USA
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48
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Priyadarshani N, Dutta A, Ginovska B, Buchko GW, O’Hagan M, Raugei S, Shaw WJ. Achieving Reversible H2/H+ Interconversion at Room Temperature with Enzyme-Inspired Molecular Complexes: A Mechanistic Study. ACS Catal 2016. [DOI: 10.1021/acscatal.6b01433] [Citation(s) in RCA: 43] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Nilusha Priyadarshani
- Pacific Northwest National Laboratory, P.O. Box 999, Richland, Washington 99352, United States
| | - Arnab Dutta
- Pacific Northwest National Laboratory, P.O. Box 999, Richland, Washington 99352, United States
| | - Bojana Ginovska
- Pacific Northwest National Laboratory, P.O. Box 999, Richland, Washington 99352, United States
| | - Garry W. Buchko
- Pacific Northwest National Laboratory, P.O. Box 999, Richland, Washington 99352, United States
| | - Molly O’Hagan
- Pacific Northwest National Laboratory, P.O. Box 999, Richland, Washington 99352, United States
| | - Simone Raugei
- Pacific Northwest National Laboratory, P.O. Box 999, Richland, Washington 99352, United States
| | - Wendy J. Shaw
- Pacific Northwest National Laboratory, P.O. Box 999, Richland, Washington 99352, United States
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49
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Wiedner ES, Chambers MB, Pitman CL, Bullock RM, Miller AJM, Appel AM. Thermodynamic Hydricity of Transition Metal Hydrides. Chem Rev 2016; 116:8655-92. [PMID: 27483171 DOI: 10.1021/acs.chemrev.6b00168] [Citation(s) in RCA: 315] [Impact Index Per Article: 39.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
Transition metal hydrides play a critical role in stoichiometric and catalytic transformations. Knowledge of free energies for cleaving metal hydride bonds enables the prediction of chemical reactivity, such as for the bond-forming and bond-breaking events that occur in a catalytic reaction. Thermodynamic hydricity is the free energy required to cleave an M-H bond to generate a hydride ion (H(-)). Three primary methods have been developed for hydricity determination: the hydride transfer method establishes hydride transfer equilibrium with a hydride donor/acceptor pair of known hydricity, the H2 heterolysis method involves measuring the equilibrium of heterolytic cleavage of H2 in the presence of a base, and the potential-pKa method considers stepwise transfer of a proton and two electrons to give a net hydride transfer. Using these methods, over 100 thermodynamic hydricity values for transition metal hydrides have been determined in acetonitrile or water. In acetonitrile, the hydricity of metal hydrides spans a range of more than 50 kcal/mol. Methods for using hydricity values to predict chemical reactivity are also discussed, including organic transformations, the reduction of CO2, and the production and oxidation of hydrogen.
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Affiliation(s)
- Eric S Wiedner
- Pacific Northwest National Laboratory , Richland, Washington 99352, United States
| | - Matthew B Chambers
- Department of Chemistry, University of North Carolina at Chapel Hill , Chapel Hill, North Carolina 27599-3290, United States
| | - Catherine L Pitman
- Department of Chemistry, University of North Carolina at Chapel Hill , Chapel Hill, North Carolina 27599-3290, United States
| | - R Morris Bullock
- Pacific Northwest National Laboratory , Richland, Washington 99352, United States
| | - Alexander J M Miller
- Department of Chemistry, University of North Carolina at Chapel Hill , Chapel Hill, North Carolina 27599-3290, United States
| | - Aaron M Appel
- Pacific Northwest National Laboratory , Richland, Washington 99352, United States
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50
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Brazzolotto D, Gennari M, Queyriaux N, Simmons TR, Pécaut J, Demeshko S, Meyer F, Orio M, Artero V, Duboc C. Nickel-centred proton reduction catalysis in a model of [NiFe] hydrogenase. Nat Chem 2016; 8:1054-1060. [PMID: 27768098 DOI: 10.1038/nchem.2575] [Citation(s) in RCA: 165] [Impact Index Per Article: 20.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/27/2015] [Accepted: 06/13/2016] [Indexed: 02/07/2023]
Abstract
Hydrogen production through water splitting is one of the most promising solutions for the storage of renewable energy. [NiFe] hydrogenases are organometallic enzymes containing nickel and iron centres that catalyse hydrogen evolution with performances that rival those of platinum. These enzymes provide inspiration for the design of new molecular catalysts that do not require precious metals. However, all heterodinuclear NiFe models reported so far do not reproduce the Ni-centred reactivity found at the active site of [NiFe] hydrogenases. Here, we report a structural and functional NiFe mimic that displays reactivity at the Ni site. This is shown by the detection of two catalytic intermediates that reproduce structural and electronic features of the Ni-L and Ni-R states of the enzyme during catalytic turnover. Under electrocatalytic conditions, this mimic displays high rates for H2 evolution (second-order rate constant of 2.5 × 104 M-1 s-1; turnover frequency of 250 s-1 at 10 mM H+ concentration) from mildly acidic solutions.
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Affiliation(s)
- Deborah Brazzolotto
- Univ. Grenoble Alpes, CNRS UMR 5250, DCM, F-38000 Grenoble, France.,Univ. Grenoble Alpes, CNRS UMR 5249, CEA, Laboratoire de Chimie et Biologie des Métaux, F-38000 Grenoble, France
| | - Marcello Gennari
- Univ. Grenoble Alpes, CNRS UMR 5250, DCM, F-38000 Grenoble, France
| | - Nicolas Queyriaux
- Univ. Grenoble Alpes, CNRS UMR 5249, CEA, Laboratoire de Chimie et Biologie des Métaux, F-38000 Grenoble, France
| | - Trevor R Simmons
- Univ. Grenoble Alpes, CNRS UMR 5249, CEA, Laboratoire de Chimie et Biologie des Métaux, F-38000 Grenoble, France
| | - Jacques Pécaut
- Univ. Grenoble Alpes, INAC-LCIB, F-38000 Grenoble, France.,CEA, DRF-INAC-SyMMES, Reconnaissance Ionique et Chimie de Coordination, F-38000 Grenoble, France
| | - Serhiy Demeshko
- Institute of Inorganic Chemistry, Georg-August-University Göttingen, Tammannstrasse 4, D-37077 Göttingen, Germany
| | - Franc Meyer
- Institute of Inorganic Chemistry, Georg-August-University Göttingen, Tammannstrasse 4, D-37077 Göttingen, Germany.,International Center for Advanced Studies of Energy Conversion (ICASEC), Georg-August-University, D-37077 Göttingen, Germany
| | - Maylis Orio
- Institut des Sciences Moléculaires de Marseille, Aix Marseille Université, CNRS, Centrale Marseille, ISM2 UMR 7313, 13397, Marseille, France
| | - Vincent Artero
- Univ. Grenoble Alpes, CNRS UMR 5249, CEA, Laboratoire de Chimie et Biologie des Métaux, F-38000 Grenoble, France
| | - Carole Duboc
- Univ. Grenoble Alpes, CNRS UMR 5250, DCM, F-38000 Grenoble, France
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