51
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Barman SK, Cano J, Lloret F, Mukherjee R. Single-Molecule-Magnet FeII4FeIII2 and Antiferromagnetic FeIII4 Coordination Clusters. Inorg Chem 2019; 58:8086-8099. [DOI: 10.1021/acs.inorgchem.9b00828] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Suman K. Barman
- Department of Chemistry, Indian Institute of Technology Kanpur, Kanpur 208 016, India
| | - Joan Cano
- Departament de Química, Inorgànica/Instituto de Ciencia Molecular (ICMOL), Universitat de València, Polígono de
la Coma, s/n, 46980 Paterna (València), Spain
| | - Francesc Lloret
- Departament de Química, Inorgànica/Instituto de Ciencia Molecular (ICMOL), Universitat de València, Polígono de
la Coma, s/n, 46980 Paterna (València), Spain
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52
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Ikbal SA, Colomban C, Zhang D, Delecluse M, Brotin T, Dufaud V, Dutasta JP, Sorokin AB, Martinez A. Bioinspired Oxidation of Methane in the Confined Spaces of Molecular Cages. Inorg Chem 2019; 58:7220-7228. [PMID: 31081621 DOI: 10.1021/acs.inorgchem.9b00199] [Citation(s) in RCA: 25] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Abstract
Non-heme iron, vanadium, and copper complexes bearing hemicryptophane cavities were evaluated in the oxidation of methane in water by hydrogen peroxide. According to 1H nuclear magnetic resonance studies, a hydrophobic hemicryptophane cage accommodates a methane molecule in the proximity of the oxidizing site, leading to an improvement in the efficiency and selectivity for CH3OH and CH3OOH compared to those of the analogous complexes devoid of a hemicryptophane cage. While copper complexes showed low catalytic efficiency, their vanadium and iron counterparts exhibited higher turnover numbers, ≤13.2 and ≤9.2, respectively, providing target primary oxidation products (CH3OH and CH3OOH) as well as over-oxidation products (HCHO and HCOOH). In the case of caged vanadium complexes, the confinement effect was found to improve either the selectivity for CH3OH and CH3OOH (≤15%) or the catalytic efficiency. The confined space of the hydrophobic pocket of iron-based supramolecular complexes plays a significant role in the improvement of both the selectivity (≤27% for CH3OH and CH3OOH) and the turnover number of methane oxidation. These results indicate that the supramolecular approach is a promising strategy for the development of efficient and selective bioinspired catalysts for the mild oxidation of methane to methanol.
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Affiliation(s)
- Sk Asif Ikbal
- Institut de Recherches sur la Catalyse et l'Environnement de Lyon (IRCELYON), UMR 5256 , CNRS-Université Lyon , 69626 Villeurbanne Cedex, France
| | - Cédric Colomban
- Aix Marseille Univ. , Centrale Marseille, CNRS, iSm2 UMR 7313 , 13397 Marseille , France
| | - Dawei Zhang
- Laboratoire de Chimie , École Normale Supérieure de Lyon, CNRS, UCBL , 46 allée d'Italie , F-69364 Lyon , France
| | - Magalie Delecluse
- Aix Marseille Univ. , Centrale Marseille, CNRS, iSm2 UMR 7313 , 13397 Marseille , France
| | - Thierry Brotin
- Laboratoire de Chimie , École Normale Supérieure de Lyon, CNRS, UCBL , 46 allée d'Italie , F-69364 Lyon , France
| | - Véronique Dufaud
- Laboratoire de Chimie, Catalyse, Polymères, Procédés (C2P2), UMR5265, CNRS , Université Claude Bernard Lyon 1, CPE Lyon , 43 Bd du 11 novembre 1918 , F-69616 Villeurbanne Cedex, France
| | - Jean-Pierre Dutasta
- Laboratoire de Chimie , École Normale Supérieure de Lyon, CNRS, UCBL , 46 allée d'Italie , F-69364 Lyon , France
| | - Alexander B Sorokin
- Institut de Recherches sur la Catalyse et l'Environnement de Lyon (IRCELYON), UMR 5256 , CNRS-Université Lyon , 69626 Villeurbanne Cedex, France
| | - Alexandre Martinez
- Aix Marseille Univ. , Centrale Marseille, CNRS, iSm2 UMR 7313 , 13397 Marseille , France
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53
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Vlaicu ID, Olar R, Maxim C, Chifiriuc MC, Bleotu C, Stănică N, Vasile Scăeţeanu G, Dulea C, Avram S, Badea M. Evaluating the biological potential of some new cobalt (II) complexes with acrylate and benzimidazole derivatives. Appl Organomet Chem 2019. [DOI: 10.1002/aoc.4976] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Ioana Dorina Vlaicu
- National Institute of Materials Physics Atomistilor Str. 405A Măgurele‐Ilfov 077125 Romania
| | - Rodica Olar
- Department of Inorganic Chemistry, Faculty of ChemistryUniversity of Bucharest 90‐92 Panduri Str 050663 Bucharest Romania
| | - Cătălin Maxim
- Department of Inorganic Chemistry, Faculty of ChemistryUniversity of Bucharest 90‐92 Panduri Str 050663 Bucharest Romania
| | - Mariana Carmen Chifiriuc
- Department of Microbiology, Faculty of BiologyUniversity of Bucharest 1‐3 Aleea Portocalelor Str 60101 Bucharest Romania
| | - Coralia Bleotu
- Stefan S Nicolau Institute of Virology 285 Mihai Bravu Ave Bucharest Romania
| | - Nicolae Stănică
- Romanian Academy‘Ilie Murgulescu’ Physical Chemistry Institute 202 Splaiul Independentei 77208 Bucharest Romania
| | - Gina Vasile Scăeţeanu
- Department of Soil SciencesUniversity of Agronomical Sciences and Veterinary Medicine 59 Mărăşti Str., Sector 1 011464 Bucharest Romania
| | - Constanţa Dulea
- Pharma Serv. International SRL 52 Sabinelor Str., Sector 5 050853 Bucharest Romania
| | - Speranța Avram
- Department of Anatomy, Animal Physiology and Biophysics, Faculty of BiologyUniversity of Bucharest 91‐95 Splaiul Independentei Bucharest Romania
| | - Mihaela Badea
- Department of Inorganic Chemistry, Faculty of ChemistryUniversity of Bucharest 90‐92 Panduri Str 050663 Bucharest Romania
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54
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Han X, Yu C, Yang J, Song X, Zhao C, Li S, Zhang Y, Huang H, Liu Z, Huang H, Tan X, Qiu J. Electrochemically Driven Coordination Tuning of FeOOH Integrated on Carbon Fiber Paper for Enhanced Oxygen Evolution. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2019; 15:e1901015. [PMID: 30957431 DOI: 10.1002/smll.201901015] [Citation(s) in RCA: 20] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/24/2019] [Revised: 03/15/2019] [Indexed: 06/09/2023]
Abstract
Coordination tuning of catalysts is a highly effective strategy for activating and improving the intrinsic activity. Herein, a Co-engineered FeOOH catalyst integrated on carbon fiber paper (Co-FeOOH/CFP) is reported, which realized a great improvement of the oxygen evolution activity by tuning the coordination geometry of the Fe species with an electrochemically driven method. Experiments and theoretical calculation demonstrate that the FeO bonds of FeOOH are partially broken, which is rooted in the Co incorporation, thus resulting in unsaturated FeO6 ligand structures and a relatively narrow bandgap. Consequently, the reorganized Fe sites on the surface show an enhanced capability for adsorbing OH- species and the Co-FeOOH exhibits an improved conductivity. As expected, the Co-FeOOH/CFP hybrids exhibit an extremely low overpotential of ≈250 mV at 10 mA cm-2 and a small Tafel slope, which far outperforms that of electrochemically sluggish FeOOH. The present work emphasizes the importance of local Fe coordination in catalysis and provides an in-depth insight into the mechanism of the enhanced catalytic activity.
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Affiliation(s)
- Xiaotong Han
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
| | - Chang Yu
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
| | - Juan Yang
- School of Chemical Engineering and Technology, Xi'an Jiaotong University, Xi'an, 710049, China
| | - Xuedan Song
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
| | - Changtai Zhao
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
| | - Shaofeng Li
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
| | - Yan Zhang
- Institute of New-Energy Materials, School of Materials Science and Engineering, Tianjin University, Tianjin, 300072, China
| | - Huawei Huang
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
| | - Zhibin Liu
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
| | - Hongling Huang
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
| | - Xinyi Tan
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
| | - Jieshan Qiu
- State Key Lab of Fine Chemicals, School of Chemical Engineering Liaoning Key Lab for Energy Materials and Chemical Engineering, Dalian University of Technology, Dalian, 116024, Liaoning, China
- College of Chemical Engineering, Beijing University of Chemical Technology, Beijing, 100029, China
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55
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Suryawanshi MP, Ghorpade UV, Shin SW, Suryawanshi UP, Jo E, Kim JH. Hierarchically Coupled Ni:FeOOH Nanosheets on 3D N-Doped Graphite Foam as Self-Supported Electrocatalysts for Efficient and Durable Water Oxidation. ACS Catal 2019. [DOI: 10.1021/acscatal.9b00492] [Citation(s) in RCA: 69] [Impact Index Per Article: 13.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Mahesh P. Suryawanshi
- Optoelectronics Convergence Research Center and Department of Materials Science and Engineering, Chonnam National University, 300, Yongbong-Dong, Buk-Gu, Gwangju 61186, South Korea
| | - Uma V. Ghorpade
- Optoelectronics Convergence Research Center and Department of Materials Science and Engineering, Chonnam National University, 300, Yongbong-Dong, Buk-Gu, Gwangju 61186, South Korea
| | - Seung Wook Shin
- Future Agricultural Research Division, Water Resource and Environment Research Group, Rural Research Institute, Korea Rural Community Corporation, Ansan-Si, Gyeonggi-do 15634, South Korea
| | - Umesh P. Suryawanshi
- Optoelectronics Convergence Research Center and Department of Materials Science and Engineering, Chonnam National University, 300, Yongbong-Dong, Buk-Gu, Gwangju 61186, South Korea
| | - Eunae Jo
- Optoelectronics Convergence Research Center and Department of Materials Science and Engineering, Chonnam National University, 300, Yongbong-Dong, Buk-Gu, Gwangju 61186, South Korea
| | - Jin Hyeok Kim
- Optoelectronics Convergence Research Center and Department of Materials Science and Engineering, Chonnam National University, 300, Yongbong-Dong, Buk-Gu, Gwangju 61186, South Korea
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56
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ZHANG X, FURUTACHI H, OHYAMA Y, FUJINAMI S, AKINE S, SUZUKI M. Crystal Structure of Bis(μ-hydroxo)diiron(III) Complex with Tripodal Ligands Having a Terminal Carboxylate Group. X-RAY STRUCTURE ANALYSIS ONLINE 2019. [DOI: 10.2116/xraystruct.35.17] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
Affiliation(s)
- Xi ZHANG
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Hideki FURUTACHI
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Yuya OHYAMA
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Shuhei FUJINAMI
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Shigehisa AKINE
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
- Nano Life Science Institute (WPI-NanoLSI), Kanazawa University
| | - Masatatsu SUZUKI
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
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57
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Bikas R, Ajormal F, Emami M, Sanchiz J, Noshiranzadeh N, Kozakiewicz A. Crystal structure and magneto-structural investigation of alkoxido bridged dinuclear Fe(III) complexes with 1,3-oxazolidine ligands. Polyhedron 2019. [DOI: 10.1016/j.poly.2019.01.035] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
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58
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Mühldorf B, Lennert U, Wolf R. Coupling photoredox and biomimetic catalysis for the visible-light-driven oxygenation of organic compounds. PHYSICAL SCIENCES REVIEWS 2019. [DOI: 10.1515/psr-2018-0030] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Abstract
Abstract
Recent advances in the development of coupled photoredox systems for the oxygenation of organic compounds are reviewed.
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59
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McManus C, Mondal P, Lovisari M, Twamley B, McDonald AR. Carboxamidate Ligand Noninnocence in Proton Coupled Electron Transfer. Inorg Chem 2019; 58:4515-4523. [PMID: 30864788 DOI: 10.1021/acs.inorgchem.9b00055] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Caitilín McManus
- School of Chemistry, Trinity College Dublin, The University of Dublin, College Green, Dublin 2, Ireland
| | - Prasenjit Mondal
- School of Chemistry, Trinity College Dublin, The University of Dublin, College Green, Dublin 2, Ireland
| | - Marta Lovisari
- School of Chemistry, Trinity College Dublin, The University of Dublin, College Green, Dublin 2, Ireland
| | - Brendan Twamley
- School of Chemistry, Trinity College Dublin, The University of Dublin, College Green, Dublin 2, Ireland
| | - Aidan R. McDonald
- School of Chemistry, Trinity College Dublin, The University of Dublin, College Green, Dublin 2, Ireland
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60
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YASUDA Y, FURUTACHI H, HAYASHI Y, ISHIZAKI K, FUJINAMI S, AKINE S, SUZUKI M, NAGATOMO S, KITAGAWA T. Crystal Structure of μ-Phenoxo-μ-benzoate-bridged Dinuclear Fe(II) Complex with a Dinucleating Ligand Having a Sterically Bulky Imidazolyl Group. X-RAY STRUCTURE ANALYSIS ONLINE 2019. [DOI: 10.2116/xraystruct.35.11] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
Affiliation(s)
- Yuichi YASUDA
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Hideki FURUTACHI
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Yosuke HAYASHI
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Kana ISHIZAKI
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Shuhei FUJINAMI
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Shigehisa AKINE
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
- Nano Life Science Institute (WPI-NanoLSI), Kanazawa University
| | - Masatatsu SUZUKI
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University
| | - Shigenori NAGATOMO
- Department of Chemistry, Faculty of Pure and Applied Sciences, University of Tsukuba
| | - Teizo KITAGAWA
- Picobiology Institute, Graduate School of Life Science, University of Hyogo
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61
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Emami M, Bikas R, Noshiranzadeh N, Sanchiz J, Ślepokura K, Lis T. Synthesis, characterization and magnetic properties of phenoxido bridged dinuclear iron(III) complex with bis(phenolate) ligand. J Mol Struct 2019. [DOI: 10.1016/j.molstruc.2018.12.004] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
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62
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Shaabani A, Mohammadian R, Farhid H, Karimi Alavijeh M, Amini MM. Iron-Decorated, Guanidine Functionalized Metal-Organic Framework as a Non-heme Iron-Based Enzyme Mimic System for Catalytic Oxidation of Organic Substrates. Catal Letters 2019. [DOI: 10.1007/s10562-019-02691-0] [Citation(s) in RCA: 17] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
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63
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Arafa WAA. Sonochemical Preparation of Dipicolinamide Mn‐complexes and Their Application as Catalysts Towards Sono‐synthesis of Ketones. J Heterocycl Chem 2019. [DOI: 10.1002/jhet.3518] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Wael A. A. Arafa
- Department of Chemistry, College of Science Jouf University P.O. Box 2014 Sakaka, Aljouf Saudi Arabia
- Department of Chemistry, Faculty of Science Fayoum University P.O. Box 63514 Fayoum Egypt
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64
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Rayati S, Nafarieh P. A practical innovative method for highly selective oxidation of alkenes and alkanes using Fe (III) and Mn (III) porphyrins supported onto multi‐wall carbon nanotubes as reusable heterogeneous catalysts. Appl Organomet Chem 2019. [DOI: 10.1002/aoc.4789] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Affiliation(s)
- Saeed Rayati
- Department of ChemistryK.N. Toosi University of Technology P.O. Box 16315‐1618 Tehran 15418 Iran
| | - Parinaz Nafarieh
- Department of ChemistryK.N. Toosi University of Technology P.O. Box 16315‐1618 Tehran 15418 Iran
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65
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Glaser T. A dinucleating ligand system with varying terminal donor functions but without bridging donor functions: Design, synthesis, and applications for diiron complexes. Coord Chem Rev 2019. [DOI: 10.1016/j.ccr.2018.09.015] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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66
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Penas D, Pereira AS, Tavares P. Direct Evidence for Ferrous Ion Oxidation and Incorporation in the Absence of Oxidants by Dps from Marinobacter hydrocarbonoclasticus. Angew Chem Int Ed Engl 2019; 58:1013-1018. [PMID: 30481405 DOI: 10.1002/anie.201809584] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/20/2018] [Revised: 11/15/2018] [Indexed: 11/09/2022]
Abstract
Dps proteins (DNA-binding protein from starved cells) are hollow-sphere-shaped, dodecameric enzymes found in bacteria and archaeal species. They can oxidize ferrous iron in a controlled manner using hydrogen peroxide or molecular oxygen as co-substrate, and most of them confer physical protection through DNA binding. Oxidized iron is stored, as a mineral core, in a central cavity. Direct evidence is now provided that, furthermore, Dps proteins containing small mineral cores can oxidize and mineralize toxic ferrous ions in anaerobic conditions and in the absence of any additional aqueous oxidant co-substrate. Dps proteins containing cores of 24 irons per dodecamer can oxidize about 5 ferrous irons per dodecamer, with that number approximately doubling for protein particles containing in average 96 irons per protein. This additional activity carries importance as it can be a detoxification mechanism present during anaerobic or oxygen-limited growth conditions.
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Affiliation(s)
- Daniela Penas
- Molecular Biophysics Lab., UCIBIO/Requimte, Departamento de Química, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, 2829-516, Caparica, Portugal
| | - Alice S Pereira
- Molecular Biophysics Lab., UCIBIO/Requimte, Departamento de Química, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, 2829-516, Caparica, Portugal
| | - Pedro Tavares
- Molecular Biophysics Lab., UCIBIO/Requimte, Departamento de Química, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, 2829-516, Caparica, Portugal
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67
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Penas D, Pereira AS, Tavares P. Direct Evidence for Ferrous Ion Oxidation and Incorporation in the Absence of Oxidants by Dps from Marinobacter hydrocarbonoclasticus. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201809584] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Daniela Penas
- Molecular Biophysics Lab.UCIBIO/RequimteDepartamento de QuímicaFaculdade de Ciências e TecnologiaUniversidade Nova de Lisboa 2829-516 Caparica Portugal
| | - Alice S. Pereira
- Molecular Biophysics Lab.UCIBIO/RequimteDepartamento de QuímicaFaculdade de Ciências e TecnologiaUniversidade Nova de Lisboa 2829-516 Caparica Portugal
| | - Pedro Tavares
- Molecular Biophysics Lab.UCIBIO/RequimteDepartamento de QuímicaFaculdade de Ciências e TecnologiaUniversidade Nova de Lisboa 2829-516 Caparica Portugal
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68
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Pal N, Majumdar A. Transfer of hydrosulfide from thiols to iron(ii): a convenient synthetic route to nonheme diiron(ii)–hydrosulfide complexes. Dalton Trans 2019; 48:5903-5908. [DOI: 10.1039/c8dt04092c] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
The synthesis and reactivity of an unprecedented nonheme diiron(ii)–hydrosulfide complex via Fe(ii) mediated C–S bond cleavage of thiols.
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Affiliation(s)
- Nabhendu Pal
- School of Chemical Sciences
- Indian Association for the Cultivation of Science
- Kolkata 700032
- India
| | - Amit Majumdar
- School of Chemical Sciences
- Indian Association for the Cultivation of Science
- Kolkata 700032
- India
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69
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Zimmermann TP, Dammers S, Stammler A, Bögge H, Glaser T. Reactivity Differences for the Oxidation of Fe
II
Fe
II
to Fe
III
(µ‐O)Fe
III
Complexes Caused by Pyridyl versus 6‐Methyl‐Pyridyl Ligands. Eur J Inorg Chem 2018. [DOI: 10.1002/ejic.201801069] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Thomas Philipp Zimmermann
- Lehrstuhl für Anorganische Chemie I Fakultät für Chemie Universität Bielefeld Universitätsstr. 25 33615 Bielefeld Germany
| | - Susanne Dammers
- Lehrstuhl für Anorganische Chemie I Fakultät für Chemie Universität Bielefeld Universitätsstr. 25 33615 Bielefeld Germany
| | - Anja Stammler
- Lehrstuhl für Anorganische Chemie I Fakultät für Chemie Universität Bielefeld Universitätsstr. 25 33615 Bielefeld Germany
| | - Hartmut Bögge
- Lehrstuhl für Anorganische Chemie I Fakultät für Chemie Universität Bielefeld Universitätsstr. 25 33615 Bielefeld Germany
| | - Thorsten Glaser
- Lehrstuhl für Anorganische Chemie I Fakultät für Chemie Universität Bielefeld Universitätsstr. 25 33615 Bielefeld Germany
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70
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Cutsail GE, Banerjee R, Zhou A, Que L, Lipscomb JD, DeBeer S. High-Resolution Extended X-ray Absorption Fine Structure Analysis Provides Evidence for a Longer Fe···Fe Distance in the Q Intermediate of Methane Monooxygenase. J Am Chem Soc 2018; 140:16807-16820. [PMID: 30398343 DOI: 10.1021/jacs.8b10313] [Citation(s) in RCA: 65] [Impact Index Per Article: 10.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
Abstract
Despite decades of intense research, the core structure of the methane C-H bond breaking diiron(IV) intermediate, Q, of soluble methane monooxygenase remains controversial, with conflicting reports supporting either a "diamond" diiron core structure or an open core structure. Early extended X-ray absorption fine structure (EXAFS) data assigned a short 2.46 Å Fe-Fe distance to Q (Shu et al. Science 1997, 275, 515 ) that is inconsistent with several theoretical studies and in conflict with our recent high-resolution Fe K-edge X-ray absorption spectroscopy (XAS) studies (Castillo et al. J. Am. Chem. Soc. 2017, 139, 18024 ). Herein, we revisit the EXAFS of Q using high-energy resolution fluorescence-detected extended X-ray absorption fine structure (HERFD-EXAFS) studies. The present data show no evidence for a short Fe-Fe distance, but rather a long 3.4 Å diiron distance, as observed in open core synthetic model complexes. The previously reported 2.46 Å feature plausibly arises from a background metallic iron contribution from the experimental setup, which is eliminated in HERFD-EXAFS due to the increased selectivity. Herein, we explore the origin of the short diiron feature in partial-fluorescent yield EXAFS measurements and discuss the diagnostic features of background metallic scattering contribution to the EXAFS of dilute biological samples. Lastly, differences in sample preparation and resultant sample inhomogeneity in rapid-freeze quenched samples for EXAFS analysis are discussed. The presented approaches have broad implications for EXAFS studies of all dilute iron-containing samples.
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Affiliation(s)
- George E Cutsail
- Max Planck Institute for Chemical Energy Conversion , Stiftstraße 34-36 , D-45470 Mülheim an der Ruhr , Germany
| | - Rahul Banerjee
- Department of Biochemistry, Molecular Biology and Biophysics , University of Minnesota , 321 Church Street SE , Minneapolis , Minnesota 55455 , United States.,Center for Metals in Biocatalysis , University of Minnesota , Minneapolis , Minnesota 55455 , United States
| | - Ang Zhou
- Center for Metals in Biocatalysis , University of Minnesota , Minneapolis , Minnesota 55455 , United States.,Department of Chemistry , University of Minnesota , 207 Pleasant Street SE , Minneapolis , Minnesota 55455 , United States
| | - Lawrence Que
- Center for Metals in Biocatalysis , University of Minnesota , Minneapolis , Minnesota 55455 , United States.,Department of Chemistry , University of Minnesota , 207 Pleasant Street SE , Minneapolis , Minnesota 55455 , United States
| | - John D Lipscomb
- Department of Biochemistry, Molecular Biology and Biophysics , University of Minnesota , 321 Church Street SE , Minneapolis , Minnesota 55455 , United States.,Center for Metals in Biocatalysis , University of Minnesota , Minneapolis , Minnesota 55455 , United States
| | - Serena DeBeer
- Max Planck Institute for Chemical Energy Conversion , Stiftstraße 34-36 , D-45470 Mülheim an der Ruhr , Germany
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71
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Miska A, Schurr D, Rinke G, Dittmeyer R, Schindler S. From model compounds to applications: Kinetic studies on the activation of dioxygen using an iron complex in a SuperFocus mixer. Chem Eng Sci 2018. [DOI: 10.1016/j.ces.2018.05.064] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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72
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Wang P, Deng L. Recent Advances in Iron-Catalyzed C-H Bond AminationviaIron Imido Intermediate. CHINESE J CHEM 2018. [DOI: 10.1002/cjoc.201800427] [Citation(s) in RCA: 70] [Impact Index Per Article: 11.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Peng Wang
- State Key Laboratory of Organometallic Chemistry, Center for Excellence in Molecular Synthesis, Shanghai Institute of Organic Chemistry, University of Chinese Academy of Sciences, Chinese Academy of Sciences; 345Lingling Road, Shanghai 200032 China
| | - Liang Deng
- State Key Laboratory of Organometallic Chemistry, Center for Excellence in Molecular Synthesis, Shanghai Institute of Organic Chemistry, University of Chinese Academy of Sciences, Chinese Academy of Sciences; 345Lingling Road, Shanghai 200032 China
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73
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74
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Hagen WR, Hagedoorn PL, Honarmand Ebrahimi K. The workings of ferritin: a crossroad of opinions. Metallomics 2018; 9:595-605. [PMID: 28573266 DOI: 10.1039/c7mt00124j] [Citation(s) in RCA: 28] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
Biochemistry of the essential element iron is complicated by radical chemistry associated with Fe(ii) ions and by the extremely low solubility of the Fe(iii) ion in near-neutral water. To mitigate these problems cells from all domains of life synthesize the protein ferritin to take up and oxidize Fe(ii) and to form a soluble storage of Fe(iii) from which iron can be made available for physiology. A long history of studies on ferritin has not yet resulted in a generally accepted mechanism of action of this enzyme. In fact strong disagreement exists between extant ideas on several key steps in the workings of ferritin. The scope of this review is to explain the experimental background of these controversies and to indicate directions towards their possible resolution.
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Affiliation(s)
- Wilfred R Hagen
- Delft University of Technology, Department of Biotechnology, van der Maasweg 9, 2629 HZ Delft, The Netherlands.
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75
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Wu T, Lin J, Cheng Y, Tian J, Wang S, Xie S, Pei Y, Yan S, Qiao M, Xu H, Zong B. Porous Graphene-Confined Fe-K as Highly Efficient Catalyst for CO 2 Direct Hydrogenation to Light Olefins. ACS APPLIED MATERIALS & INTERFACES 2018; 10:23439-23443. [PMID: 29956535 DOI: 10.1021/acsami.8b05411] [Citation(s) in RCA: 55] [Impact Index Per Article: 9.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/08/2023]
Abstract
We devised iron-based catalysts with honeycomb-structured graphene (HSG) as the support and potassium as the promoter for CO2 direct hydrogenation to light olefins (CO2-FTO). Over the optimal FeK1.5/HSG catalyst, the iron time yield of light olefins amounted to 73 μmolCO2 gFe-1 s-1 with high selectivity of 59%. No obvious deactivation occurred within 120 h on stream. The excellent catalytic performance is attributed to the confinement effect of the porous HSG on the sintering of the active sites and the promotion effect of potassium on the activation of inert CO2 and the formation of iron carbide active for CO2-FTO.
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Affiliation(s)
- Tijun Wu
- Collaborative Innovation Center of Chemistry for Energy Materials, Department of Chemistry and Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , Shanghai 200433 , P. R. China
| | - Jun Lin
- Key Laboratory of Nuclear Analysis Techniques, Shanghai Institute of Applied Physics , Chinese Academy of Sciences , Shanghai 201800 , P. R. China
| | - Yi Cheng
- Collaborative Innovation Center of Chemistry for Energy Materials, Department of Chemistry and Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , Shanghai 200433 , P. R. China
| | - Jing Tian
- Collaborative Innovation Center of Chemistry for Energy Materials, Department of Chemistry and Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , Shanghai 200433 , P. R. China
| | - Shunwu Wang
- Collaborative Innovation Center of Chemistry for Energy Materials, Department of Chemistry and Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , Shanghai 200433 , P. R. China
| | - Songhai Xie
- Collaborative Innovation Center of Chemistry for Energy Materials, Department of Chemistry and Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , Shanghai 200433 , P. R. China
| | - Yan Pei
- Collaborative Innovation Center of Chemistry for Energy Materials, Department of Chemistry and Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , Shanghai 200433 , P. R. China
| | - Shirun Yan
- Collaborative Innovation Center of Chemistry for Energy Materials, Department of Chemistry and Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , Shanghai 200433 , P. R. China
| | - Minghua Qiao
- Collaborative Innovation Center of Chemistry for Energy Materials, Department of Chemistry and Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , Shanghai 200433 , P. R. China
| | - Hualong Xu
- Collaborative Innovation Center of Chemistry for Energy Materials, Department of Chemistry and Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , Shanghai 200433 , P. R. China
| | - Baoning Zong
- State Key Laboratory of Catalytic Materials and Chemical Engineering , Research Institute of Petroleum Processing, SINOPEC , Beijing 100083 , P. R. China
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76
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Liu Y, Hua S, Cheng M, Yu L, Demeshko S, Dechert S, Meyer F, Lee G, Chiang M, Peng S. Electron Delocalization of Mixed‐Valence Diiron Sites Mediated by Group 10 Metal Ions in Heterotrimetallic Fe‐M‐Fe (M=Ni, Pd, and Pt) Chain Complexes. Chemistry 2018; 24:11649-11666. [DOI: 10.1002/chem.201801325] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/15/2018] [Revised: 05/28/2018] [Indexed: 11/06/2022]
Affiliation(s)
- Yu‐Chiao Liu
- Institute of ChemistryAcademia Sinica Taipei 11529 Taiwan
| | - Shao‐An Hua
- Department of Chemistry and Center for Emerging Material and Advanced DevicesNational Taiwan University Taipei 10617 Taiwan
- Present address: Institut für Anorganische ChemieUniversität Göttingen Tammannstr. 4 37077 Göttingen Germany
| | | | - Li‐Chung Yu
- Department of Chemistry and Center for Emerging Material and Advanced DevicesNational Taiwan University Taipei 10617 Taiwan
- Present address: National Synchrotron Radiation Research Center Hsinchu 30076 Taiwan
| | - Serhiy Demeshko
- Institut für Anorganische ChemieUniversität Göttingen Tammannstr. 4 37077 Göttingen Germany
| | - Sebastian Dechert
- Institut für Anorganische ChemieUniversität Göttingen Tammannstr. 4 37077 Göttingen Germany
| | - Franc Meyer
- Institut für Anorganische ChemieUniversität Göttingen Tammannstr. 4 37077 Göttingen Germany
| | - Gene‐Hsiang Lee
- Department of Chemistry and Center for Emerging Material and Advanced DevicesNational Taiwan University Taipei 10617 Taiwan
| | | | - Shie‐Ming Peng
- Institute of ChemistryAcademia Sinica Taipei 11529 Taiwan
- Department of Chemistry and Center for Emerging Material and Advanced DevicesNational Taiwan University Taipei 10617 Taiwan
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77
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78
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Morimoto Y, Takagi Y, Saito T, Ohta T, Ogura T, Tohnai N, Nakano M, Itoh S. A Bis(μ‐oxido)dinickel(III) Complex with a Triplet Ground State. Angew Chem Int Ed Engl 2018. [DOI: 10.1002/ange.201802779] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Yuma Morimoto
- Department of Material and Life Science Graduate School of Engineering Osaka University 2-1 Yamadaoka Suita Osaka 565-0871 Japan
| | - Yusaku Takagi
- Department of Material and Life Science Graduate School of Engineering Osaka University 2-1 Yamadaoka Suita Osaka 565-0871 Japan
| | - Toru Saito
- Department of Biomedical Information Sciences Graduate School of Information Sciences Hiroshima City University 3-4-1 Ozuka-Higashi, Asa-Minami-Ku Hiroshima 731-3194 Japan
| | - Takehiro Ohta
- Picobiology Institute Graduate School of Life Science University of Hyogo, RSC-UH LP Center 1-1-1 Koto Sayo-cho Sayo-gun, Hyogo 679-5148 Japan
| | - Takashi Ogura
- Picobiology Institute Graduate School of Life Science University of Hyogo, RSC-UH LP Center 1-1-1 Koto Sayo-cho Sayo-gun, Hyogo 679-5148 Japan
| | - Norimitsu Tohnai
- Department of Material and Life Science Graduate School of Engineering Osaka University 2-1 Yamadaoka Suita Osaka 565-0871 Japan
| | - Motohiro Nakano
- Research Center for Structural Thermodynamics Graduate School of Science Osaka University 1-1 Machikaneyama-cho Toyonaka, Osaka 560-0043 Japan
| | - Shinobu Itoh
- Department of Material and Life Science Graduate School of Engineering Osaka University 2-1 Yamadaoka Suita Osaka 565-0871 Japan
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79
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Morimoto Y, Takagi Y, Saito T, Ohta T, Ogura T, Tohnai N, Nakano M, Itoh S. A Bis(μ-oxido)dinickel(III) Complex with a Triplet Ground State. Angew Chem Int Ed Engl 2018; 57:7640-7643. [PMID: 29693754 DOI: 10.1002/anie.201802779] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/06/2018] [Indexed: 11/07/2022]
Abstract
A bis(μ-oxido)dinickel(III) complex was synthesized and characterized by single crystal X-ray diffraction, resonance Raman, and ESI-mass measurements. Magnetic susceptibility measurements by SQUID and EPR spectroscopy reveal that the complex has a triplet ground state, which is unprecedented for high-valent metal (M) complexes with [M2 (μ-O)2 ] diamond core. DFT studies indicate ferromagnetic coupling of the nickel(III) centers. The complex exhibits hydrogen abstraction reactivity and oxygenation reactivity toward external substrates.
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Affiliation(s)
- Yuma Morimoto
- Department of Material and Life Science, Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka, 565-0871, Japan
| | - Yusaku Takagi
- Department of Material and Life Science, Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka, 565-0871, Japan
| | - Toru Saito
- Department of Biomedical Information Sciences, Graduate School of Information Sciences, Hiroshima City University, 3-4-1 Ozuka-Higashi, Asa-Minami-Ku, Hiroshima, 731-3194, Japan
| | - Takehiro Ohta
- Picobiology Institute, Graduate School of Life Science, University of Hyogo, RSC-UH LP Center, 1-1-1 Koto, Sayo-cho, Sayo-gun, Hyogo, 679-5148, Japan
| | - Takashi Ogura
- Picobiology Institute, Graduate School of Life Science, University of Hyogo, RSC-UH LP Center, 1-1-1 Koto, Sayo-cho, Sayo-gun, Hyogo, 679-5148, Japan
| | - Norimitsu Tohnai
- Department of Material and Life Science, Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka, 565-0871, Japan
| | - Motohiro Nakano
- Research Center for Structural Thermodynamics, Graduate School of Science, Osaka University, 1-1 Machikaneyama-cho, Toyonaka, Osaka, 560-0043, Japan
| | - Shinobu Itoh
- Department of Material and Life Science, Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka, 565-0871, Japan
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80
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Basak T, Ghosh K, Gómez-García CJ, Chattopadhyay S. Synthesis, structure and magnetic characterization of a dinuclear and two mononuclear iron(III) complexes with N,O-donor Schiff base ligands. Polyhedron 2018. [DOI: 10.1016/j.poly.2017.12.040] [Citation(s) in RCA: 25] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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81
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Phenoxazinone synthase activity of two iron(III) complexes comprising the same Schiff base ligand: Biomimetic functional model and mechanistic investigation. Inorganica Chim Acta 2018. [DOI: 10.1016/j.ica.2018.01.024] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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82
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Jasniewski AJ, Que L. Dioxygen Activation by Nonheme Diiron Enzymes: Diverse Dioxygen Adducts, High-Valent Intermediates, and Related Model Complexes. Chem Rev 2018; 118:2554-2592. [PMID: 29400961 PMCID: PMC5920527 DOI: 10.1021/acs.chemrev.7b00457] [Citation(s) in RCA: 316] [Impact Index Per Article: 52.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Abstract
A growing subset of metalloenzymes activates dioxygen with nonheme diiron active sites to effect substrate oxidations that range from the hydroxylation of methane and the desaturation of fatty acids to the deformylation of fatty aldehydes to produce alkanes and the six-electron oxidation of aminoarenes to nitroarenes in the biosynthesis of antibiotics. A common feature of their reaction mechanisms is the formation of O2 adducts that evolve into more reactive derivatives such as diiron(II,III)-superoxo, diiron(III)-peroxo, diiron(III,IV)-oxo, and diiron(IV)-oxo species, which carry out particular substrate oxidation tasks. In this review, we survey the various enzymes belonging to this unique subset and the mechanisms by which substrate oxidation is carried out. We examine the nature of the reactive intermediates, as revealed by X-ray crystallography and the application of various spectroscopic methods and their associated reactivity. We also discuss the structural and electronic properties of the model complexes that have been found to mimic salient aspects of these enzyme active sites. Much has been learned in the past 25 years, but key questions remain to be answered.
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Affiliation(s)
- Andrew J. Jasniewski
- Department of Chemistry and Center for Metals in Biocatalysis, University of Minnesota, Minneapolis, Minnesota 55455, United States
| | - Lawrence Que
- Department of Chemistry and Center for Metals in Biocatalysis, University of Minnesota, Minneapolis, Minnesota 55455, United States
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83
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Sekino M, Furutachi H, Tojo R, Hishi A, Kajikawa H, Suzuki T, Suzuki K, Fujinami S, Akine S, Sakata Y, Ohta T, Hayami S, Suzuki M. New mechanistic insights into intramolecular aromatic ligand hydroxylation and benzyl alcohol oxidation initiated by the well-defined (μ-peroxo)diiron(iii) complex. Chem Commun (Camb) 2018; 53:8838-8841. [PMID: 28726874 DOI: 10.1039/c7cc04382a] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Abstract
A (μ-peroxo)diiron(iii) complex [Fe2(LPh4)(O2)(Ph3CCO2)]2+ (1-O2) with a dinucleating ligand (LPh4), generated from the reaction of a carboxylate bridged diiron(ii) complex [Fe2(LPh4)(Ph3CCO2)]2+ (1) with dioxygen in CH2Cl2, provides a diiron(iv)-oxo species as an active oxidant which is involved in either aromatic ligand hydroxylation or benzyl alcohol oxidation.
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Affiliation(s)
- Mio Sekino
- Department of Chemistry, Division of Material Sciences, Graduate School of Natural Science and Technology, Kanazawa University, Kakuma-machi, Kanazawa 920-1192, Japan.
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84
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Corcoran CJ, Tang CC, Lykourinou V, Terentis AC, Angerhofer A, Ming LJ. To be structurally well-defined or not to be, that is not the question for iron(III)–poly(4-Vinylpyridine-co-acrylamide) to exhibit catechol dioxygenase activity! CATAL COMMUN 2018. [DOI: 10.1016/j.catcom.2017.11.006] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022] Open
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85
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Maugeri PT, Griese JJ, Branca RM, Miller EK, Smith ZR, Eirich J, Högbom M, Shafaat HS. Driving Protein Conformational Changes with Light: Photoinduced Structural Rearrangement in a Heterobimetallic Oxidase. J Am Chem Soc 2018; 140:1471-1480. [PMID: 29268610 DOI: 10.1021/jacs.7b11966] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Abstract
The heterobimetallic R2lox protein binds both manganese and iron ions in a site-selective fashion and activates oxygen, ultimately performing C-H bond oxidation to generate a tyrosine-valine cross-link near the active site. In this work, we demonstrate that, following assembly, R2lox undergoes photoinduced changes to the active site geometry and metal coordination motif. Through spectroscopic, structural, and mass spectrometric characterization, the photoconverted species is found to consist of a tyrosinate-bound iron center following light-induced decarboxylation of a coordinating glutamate residue and cleavage of the tyrosine-valine cross-link. This process occurs with high quantum efficiencies (Φ = 3%) using violet and near-ultraviolet light, suggesting that the photodecarboxylation is initiated via ligand-to-metal charge transfer excitation. Site-directed mutagenesis and structural analysis suggest that the cross-linked tyrosine-162 is the coordinating residue. One primary product is observed following irradiation, indicating potential use of this class of proteins, which contains a putative substrate channel, for controlled photoinduced decarboxylation processes, with relevance for in vivo functionality of R2lox as well as application in environmental remediation.
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Affiliation(s)
- Pearson T Maugeri
- Biophysics Graduate Program, The Ohio State University , Columbus, Ohio 43210, United States
| | - Julia J Griese
- Department of Biochemistry and Biophysics, Stockholm University , SE-106 91 Stockholm, Sweden
| | - Rui M Branca
- Department of Oncology-Pathology, Science for Life Laboratory, Karolinska Institutet , SE-17165 Stockholm, Sweden
| | - Effie K Miller
- Ohio State Biochemistry Program, The Ohio State University , Columbus, Ohio 43210, United States
| | - Zachary R Smith
- Department of Chemistry and Biochemistry, The Ohio State University , Columbus, Ohio 43210, United States
| | - Jürgen Eirich
- Department of Oncology-Pathology, Science for Life Laboratory, Karolinska Institutet , SE-17165 Stockholm, Sweden
| | - Martin Högbom
- Department of Biochemistry and Biophysics, Stockholm University , SE-106 91 Stockholm, Sweden
| | - Hannah S Shafaat
- Biophysics Graduate Program, The Ohio State University , Columbus, Ohio 43210, United States.,Ohio State Biochemistry Program, The Ohio State University , Columbus, Ohio 43210, United States.,Department of Chemistry and Biochemistry, The Ohio State University , Columbus, Ohio 43210, United States
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86
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Casanova I, Durán ML, Viqueira J, Sousa-Pedrares A, Zani F, Real JA, García-Vázquez JA. Metal complexes of a novel heterocyclic benzimidazole ligand formed by rearrangement-cyclization of the corresponding Schiff base. Electrosynthesis, structural characterization and antimicrobial activity. Dalton Trans 2018; 47:4325-4340. [DOI: 10.1039/c8dt00532j] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
One-pot electrochemical synthesis of metal complexes containing a novel heterocyclic benzimidazole ligand is reported and characterized.
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Affiliation(s)
- I. Casanova
- Departamento de Química Inorgánica
- Universidad de Santiago de Compostela
- Santiago de Compostela
- Spain
| | - M. L. Durán
- Departamento de Química Inorgánica
- Universidad de Santiago de Compostela
- Santiago de Compostela
- Spain
| | - J. Viqueira
- Departamento de Química Inorgánica
- Universidad de Santiago de Compostela
- Santiago de Compostela
- Spain
| | - A. Sousa-Pedrares
- Departamento de Química Inorgánica
- Universidad de Santiago de Compostela
- Santiago de Compostela
- Spain
| | - F. Zani
- Departamento di Farmacia
- Parco Area delle Scienze
- 43124 Parma
- Italy
| | - J. A. Real
- Institut de Ciencia Molecular Departament de Química Inorgánica
- Universitat de Valencia
- Valencia
- Spain
| | - J. A. García-Vázquez
- Departamento de Química Inorgánica
- Universidad de Santiago de Compostela
- Santiago de Compostela
- Spain
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87
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Tretbar M, Stark CBW. Large-Scale Synthesis of Symmetric Tetramine Ligands by Using a Modular Double Reductive Amination Approach. European J Org Chem 2017. [DOI: 10.1002/ejoc.201700772] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Maik Tretbar
- Fachbereich Chemie; Institut für Organische Chemie; Universität Hamburg; Martin-Luther-King-Platz 6 20146 Hamburg Germany
| | - Christian B. W. Stark
- Fachbereich Chemie; Institut für Organische Chemie; Universität Hamburg; Martin-Luther-King-Platz 6 20146 Hamburg Germany
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88
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Alkane oxidation reactivity of homogeneous and heterogeneous metal complex catalysts with mesoporous silica-immobilized (2-pyridylmethyl)amine type ligands. MOLECULAR CATALYSIS 2017. [DOI: 10.1016/j.mcat.2017.09.027] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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89
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Lutsenko IA, Kiskin MA, Efimov NN, Ugolkova EA, Maksimov YV, Imshennik VK, Goloveshkin AS, Khoroshilov AV, Lytvynenko AS, Sidorov AA, Eremenko IL. New heterometallic pivalates with Fe III and Zn II ions: Synthesis, structures, magnetic, thermal properties. Polyhedron 2017. [DOI: 10.1016/j.poly.2017.08.028] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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90
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Mondal D, Bhattacharya K. Synthesis and structural characterization of a hemiacetal and aldehyde bound diiron(III) complex with two different coordination numbers: A product by oxidative cleavage of carbon nitrogen single bond. INORG CHEM COMMUN 2017. [DOI: 10.1016/j.inoche.2017.08.007] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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91
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Abstract
The application of small molecules as catalysts for the diversification of natural product scaffolds is reviewed. Specifically, principles that relate to the selectivity challenges intrinsic to complex molecular scaffolds are summarized. The synthesis of analogues of natural products by this approach is then described as a quintessential "late-stage functionalization" exercise wherein natural products serve as the lead scaffolds. Given the historical application of enzymatic catalysts to the site-selective alteration of complex molecules, the focus of this Review is on the recent studies of nonenzymatic catalysts. Reactions involving hydroxyl group derivatization with a variety of electrophilic reagents are discussed. C-H bond functionalizations that lead to oxidations, aminations, and halogenations are also presented. Several examples of site-selective olefin functionalizations and C-C bond formations are also included. Numerous classes of natural products have been subjected to these studies of site-selective alteration including polyketides, glycopeptides, terpenoids, macrolides, alkaloids, carbohydrates, and others. What emerges is a platform for chemical remodeling of naturally occurring scaffolds that targets virtually all known chemical functionalities and microenvironments. However, challenges for the design of very broad classes of catalysts, with even broader selectivity demands (e.g., stereoselectivity, functional group selectivity, and site-selectivity) persist. Yet, a significant spectrum of powerful, catalytic alterations of complex natural products now exists such that expansion of scope seems inevitable. Several instances of biological activity assays of remodeled natural product derivatives are also presented. These reports may foreshadow further interdisciplinary impacts for catalytic remodeling of natural products, including contributions to SAR development, mode of action studies, and eventually medicinal chemistry.
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Affiliation(s)
- Christopher R. Shugrue
- Department of Chemistry, Yale University, 225 Prospect Street, New Haven, Connecticut 06520, United States
| | - Scott J. Miller
- Department of Chemistry, Yale University, 225 Prospect Street, New Haven, Connecticut 06520, United States
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92
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Mondal D, Chandra Majee M. Synthesis and structural characterization of a new high-valent bis(oxo)-bridged manganese(IV) complex and its catechol oxidase activity. Inorganica Chim Acta 2017. [DOI: 10.1016/j.ica.2017.05.073] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
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93
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Miska A, Norbury J, Lerch M, Schindler S. Dioxygen Activation: Potential Future Technical Applications in Reactive Bubbly Flows. Chem Eng Technol 2017. [DOI: 10.1002/ceat.201600684] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Andreas Miska
- Justus-Liebig-Universität; Institut für Anorganische und Analytische Chemie; Heinrich-Buff-Ring 17 35392 Gießen Germany
| | - Jonah Norbury
- Justus-Liebig-Universität; Institut für Anorganische und Analytische Chemie; Heinrich-Buff-Ring 17 35392 Gießen Germany
| | - Markus Lerch
- Justus-Liebig-Universität; Institut für Anorganische und Analytische Chemie; Heinrich-Buff-Ring 17 35392 Gießen Germany
| | - Siegfried Schindler
- Justus-Liebig-Universität; Institut für Anorganische und Analytische Chemie; Heinrich-Buff-Ring 17 35392 Gießen Germany
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94
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Ansari A, Ansari M, Singha A, Rajaraman G. Interplay of Electronic Cooperativity and Exchange Coupling in Regulating the Reactivity of Diiron(IV)-oxo Complexes towards C−H and O−H Bond Activation. Chemistry 2017; 23:10110-10125. [DOI: 10.1002/chem.201701059] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/08/2017] [Indexed: 11/08/2022]
Affiliation(s)
- Azaj Ansari
- Department of Chemistry; CUH Haryana; Haryana 123031 India
| | | | - Asmita Singha
- Department of Chemistry; IIT Bombay; Mumbai 400076 India
| | - Gopalan Rajaraman
- Department of Chemistry; Indian Institute of Technology Bombay, Powai; Mumbai, Maharashtra 400076 India
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95
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Chen J, Lutz M, Milan M, Costas M, Otte M, Klein Gebbink RJM. Non-Heme Iron Catalysts with a Rigid Bis-Isoindoline Backbone and Their Use in Selective Aliphatic C−H Oxidation. Adv Synth Catal 2017. [DOI: 10.1002/adsc.201700239] [Citation(s) in RCA: 23] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Jianming Chen
- Organic Chemistry & Catalysis; Debye Institute for Nanomaterials Science; Utrecht University; Universiteitsweg 99 3584 CG Utrecht The Netherlands
| | - Martin Lutz
- Crystal and Structural Chemistry; Bijvoet Center for Biomolecular Research; Utrecht University; Padualaan 8 3584 CH Utrecht The Netherlands
| | - Michela Milan
- Institut de Química Computacional i Catàlisi (IQCC) and Departament de Química; Universitat de Girona; Campus Montilivi, E- 17071 Girona Catalonia Spain
| | - Miquel Costas
- Institut de Química Computacional i Catàlisi (IQCC) and Departament de Química; Universitat de Girona; Campus Montilivi, E- 17071 Girona Catalonia Spain
| | - Matthias Otte
- Organic Chemistry & Catalysis; Debye Institute for Nanomaterials Science; Utrecht University; Universiteitsweg 99 3584 CG Utrecht The Netherlands
| | - Robertus J. M. Klein Gebbink
- Organic Chemistry & Catalysis; Debye Institute for Nanomaterials Science; Utrecht University; Universiteitsweg 99 3584 CG Utrecht The Netherlands
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96
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Sarkar P, Mondal MK, Sarmah A, Maity S, Mukherjee C. An Iminosemiquinone-Coordinated Oxidovanadium(V) Complex: A Combined Experimental and Computational Study. Inorg Chem 2017; 56:8068-8077. [DOI: 10.1021/acs.inorgchem.7b00789] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Prasenjit Sarkar
- Department of Chemistry, Indian Institute of Technology Guwahati (IITG), Guwahati 781039, Assam, India
| | - Manas Kumar Mondal
- Department of Chemistry, Indian Institute of Technology Guwahati (IITG), Guwahati 781039, Assam, India
| | - Amrit Sarmah
- Department
of Molecular Modelling, Institute of Organic Chemistry and Biochemistry ASCR, Flemingovo nám. 2, CZ-16610 Prague 6, Czech Republic
| | - Suvendu Maity
- Department
of Chemistry, R. K. Mission Residential College, Narendrapur, Kolkata 700103, India
| | - Chandan Mukherjee
- Department of Chemistry, Indian Institute of Technology Guwahati (IITG), Guwahati 781039, Assam, India
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97
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Molecular magnetism, quo vadis? A historical perspective from a coordination chemist viewpoint☆. Coord Chem Rev 2017. [DOI: 10.1016/j.ccr.2017.03.004] [Citation(s) in RCA: 240] [Impact Index Per Article: 34.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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98
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Batra A, Singh P, Singh KN. Recent Advances in Functionalization of α-C(sp3)-H Centres in Inactivated Ethers through Cross Dehydrogenative Coupling. European J Org Chem 2017. [DOI: 10.1002/ejoc.201700341] [Citation(s) in RCA: 51] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Affiliation(s)
- Aanchal Batra
- Department of Chemistry; DAV College; Sec 10-D Chandigarh India
| | - Paramjit Singh
- Department of Chemistry and Centre of Advanced Studies in Chemistry; Panjab University; 160014 Chandigarh India
| | - Kamal Nain Singh
- Department of Chemistry and Centre of Advanced Studies in Chemistry; Panjab University; 160014 Chandigarh India
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99
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Oxo- and hydroxo-bridged diiron(III) porphyrin dimers: Inorganic and bio-inorganic perspectives and effects of intermacrocyclic interactions. Coord Chem Rev 2017. [DOI: 10.1016/j.ccr.2017.02.008] [Citation(s) in RCA: 41] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
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100
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Giri GC, Haldar S, Vijaykumar G, Bera M. Investigating the Coordination/Binding Events of Biologically Relevant Monosaccharides with New Mononuclear Iron(III) and Zinc(II) Complexes in Aqueous Solution. ChemistrySelect 2017. [DOI: 10.1002/slct.201700004] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Gopal C. Giri
- Department of Chemistry; University of Kalyani; Kalyani, Nadia, West Bengal- 741235 INDIA
| | - Shobhraj Haldar
- Department of Chemistry; University of Kalyani; Kalyani, Nadia, West Bengal- 741235 INDIA
| | - Gonela Vijaykumar
- Department of Chemical Sciences; Indian Institute of Science Education & Research-Kolkata; Mohanpur, West Bengal- 741246 INDIA
| | - Manindranath Bera
- Department of Chemistry; University of Kalyani; Kalyani, Nadia, West Bengal- 741235 INDIA
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