1
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Mondal S, Rashid A, Ghosh P. A pentafluorophenyl functionalized RuII-probe having halogen bond center toward recognition and sensing of perrhenate and dihydrogen phosphate. J Organomet Chem 2021. [DOI: 10.1016/j.jorganchem.2021.122027] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
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2
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Hu RB, Lam YP, Ng WH, Wong CY, Yeung YY. Zwitterion-Induced Organic–Metal Hybrid Catalysis in Aerobic Oxidation. ACS Catal 2021. [DOI: 10.1021/acscatal.0c05684] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Rong-Bin Hu
- Department of Chemistry and State Key Laboratory of Synthetic Chemistry, The Chinese University of Hong Kong, Shatin, NT, Hong Kong
| | - Ying-Pong Lam
- Department of Chemistry and State Key Laboratory of Synthetic Chemistry, The Chinese University of Hong Kong, Shatin, NT, Hong Kong
| | - Wing-Hin Ng
- Department of Chemistry and State Key Laboratory of Synthetic Chemistry, The Chinese University of Hong Kong, Shatin, NT, Hong Kong
| | - Chun-Yuen Wong
- Department of Chemistry, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong
| | - Ying-Yeung Yeung
- Department of Chemistry and State Key Laboratory of Synthetic Chemistry, The Chinese University of Hong Kong, Shatin, NT, Hong Kong
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3
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Rajasekar P, Jose C, Sarkar M, Boomishankar R. Effective Enantioselective Recognition by Chiral Amino‐Phosphonium Salts**. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202012392] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Prabhakaran Rajasekar
- Department of Chemistry Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
| | - Cavya Jose
- Department of Chemistry Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
| | - Meghamala Sarkar
- Department of Chemistry Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
| | - Ramamoorthy Boomishankar
- Department of Chemistry Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
- Centre for Energy Science Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
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4
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Rajasekar P, Jose C, Sarkar M, Boomishankar R. Effective Enantioselective Recognition by Chiral Amino‐Phosphonium Salts**. Angew Chem Int Ed Engl 2020; 60:4023-4027. [DOI: 10.1002/anie.202012392] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/14/2020] [Indexed: 12/22/2022]
Affiliation(s)
- Prabhakaran Rajasekar
- Department of Chemistry Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
| | - Cavya Jose
- Department of Chemistry Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
| | - Meghamala Sarkar
- Department of Chemistry Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
| | - Ramamoorthy Boomishankar
- Department of Chemistry Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
- Centre for Energy Science Indian Institute of Science Education and Research, Pune Dr. Homi Bhabha Road Pune 411008 India
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5
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Wilson J, Maxson T, Wright I, Zeller M, Rosokha SV. Diversity and uniformity in anion-π complexes of thiocyanate with aromatic, olefinic and quinoidal π-acceptors. Dalton Trans 2020; 49:8734-8743. [PMID: 32555839 DOI: 10.1039/d0dt01654c] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
Abstract
Despite the progress in the study of anion-π interactions, there are still inconsistencies in the use of this term and the experimental data about factors affecting the strength of such bonding are limited. To shed light on these issues, we explored supramolecular associations between NCS- anions and a series of aromatic, olefinic or quinoidal π-acceptors. Combined experimental and computational studies revealed that all these complexes were formed by an attraction of the anion to the face of the π-system, and the arrangements of thiocyanate followed the areas of the most positive potentials on the surfaces of the π-acceptors. The stabilities of the complexes increased with the π-acceptor strength (reflected by their reduction potentials), and were essentially independent of the magnitudes of the maximum electrostatic potentials on their surfaces. The complexes showed intense absorption bands in the UV-Vis range, and the energies of these bands were correlated with the difference of the redox potentials of the anions and π-acceptors. Such features, as well as results of atoms-in-molecules and non-covalent index analyses suggested that besides electrostatics, molecular orbital interactions play a substantial role in the formation of these complexes. The unified trends in variations of the characteristics of the complexes between thiocyanate and a variety of π-acceptors point to their common nature. To embrace diversity and uniformity of the anion-π associates, we suggest (following the halogen bond's definition) that anion-π bonding occurs when there is evidence of a net attraction between the anions and the face of the electrophilic π-system.
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Affiliation(s)
- Joshua Wilson
- Department of Chemistry, Ball State University, Muncie, Indiana 47306, USA.
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6
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Muya JT, Isamura BK, Patouossa I, Nguyen MT. Interplay between σ Holes, Anion···H-C, and Cation-π Interactions in Dibromo[2,2]paracyclophane Complexes. J Phys Chem A 2020; 124:4379-4389. [PMID: 32364383 DOI: 10.1021/acs.jpca.9b09879] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Theoretical calculations were performed to investigate the interplay between σ-hole, anion-HC and cation-π interactions in the complexes of dibromo[2,2]paracyclophane (DBr[2,2]PCP) with alkali (Li+, Na+, K+), alkaline earth metal cations (Be2+, Mg2+, and Ca2+), and halogen anions (F-, Cl-, and Br-) using the wave function (MP2) and density functional theory (M06-2X and B3LYP) methods with the 6-311++G(d,p) basis set. The study reveals that DBr[2,2]PCP behaves as amphoteric molecule with a predominance of basic character. It prefers to interact with hard cations and hard anions such as Be2+ and F- through cation-π and anion···HC interactions, respectively. Substitution of Br by F and Cl atoms in DBr[2,2]PCP decreases slightly the interaction energies of DX[2,2]PCP-halogen complexes (X = F, Cl, and Br) by 2.0 and 0.3 kcal/mol (M06-2X), respectively. The anion-HC interactions in DBr[2,2]PCP complexes are ∼10 kcal/mol stronger (B3LYP; ∼15 kcal/mol at M06-2X and 7 kcal/mol at MP2) than the σ-hole interactions.
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Affiliation(s)
- Jules Tshishimbi Muya
- Research Center for Theoretical Chemistry and Physics in Central Africa, Faculty of Science, University of Kinshasa, Kinshasa, DR Congo.,Department of Chemistry, Faculty of Science, University of Kinshasa, P.O. Box 190 Kinshasa XI, DR Congo.,Department of Chemistry and Research Institute for Natural Science, Hanyang University, 222 Wangsimni-ro, Seongdong-gu, Seoul 04763, Republic of Korea
| | - Bienfait Kabuyaya Isamura
- Research Center for Theoretical Chemistry and Physics in Central Africa, Faculty of Science, University of Kinshasa, Kinshasa, DR Congo.,Department of Chemistry, Faculty of Science, University of Kinshasa, P.O. Box 190 Kinshasa XI, DR Congo
| | - Issofa Patouossa
- Research Center for Theoretical Chemistry and Physics in Central Africa, Faculty of Science, University of Kinshasa, Kinshasa, DR Congo.,Laboratory of Physical and Theoretical Chemistry, Faculty of Sciences, University of Yaoundé, P.O. Box 812, Yaoundé I, Cameroon
| | - Minh Tho Nguyen
- Computational Chemistry Research Group and Faculty of Applied Sciences, Ton Duc Thang University, Ho Chi Minh City 700000, Vietnam
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7
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Song F, Al-Ameed K, Schilling M, Fox T, Luber S, Patzke GR. Mechanistically Driven Control over Cubane Oxo Cluster Catalysts. J Am Chem Soc 2019; 141:8846-8857. [PMID: 31120246 DOI: 10.1021/jacs.9b01356] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
Predictive and mechanistically driven access to polynuclear oxo clusters and related materials remains a grand challenge of inorganic chemistry. We here introduce a novel strategy for synthetic control over highly sought-after transition metal {M4O4} cubanes. They attract interest as molecular water oxidation catalysts that combine features of both heterogeneous oxide catalysts and nature's cuboidal {CaMn4O5} center of photosystem II. For the first time, we demonstrate the outstanding structure-directing effect of straightforward inorganic counteranions in solution on the self-assembly of oxo clusters. We introduce a selective counteranion toolbox for the controlled assembly of di(2-pyridyl) ketone (dpk) with M(OAc)2 (M = Co, Ni) precursors into different cubane types. Perchlorate anions provide selective access to type 2 cubanes with the characteristic {H2O-M2(OR)2-OH2} edge-site, such as [Co4(dpy-C{OH}O)4(OAc)2(H2O)2](ClO4)2. Type 1 cubanes with separated polar faces [Co4(dpy-C{OH}O)4(L2)4] n+ (L2 = OAc, Cl, or OAc and H2O) can be tuned with a wide range of other counteranions. The combination of these counteranion sets with Ni(OAc)2 as precursor selectively produces type 2 Co/Ni-mixed or {Ni4O4} cubanes. Systematic mechanistic experiments in combination with computational studies provide strong evidence for type 2 cubane formation through reaction of the key dimeric building block [M2(dpy-C{OH}O)2(H2O)4]2+ with monomers, such as [Co(dpy-C{OH}O)(OAc)(H2O)3]. Furthermore, both experiments and DFT calculations support an energetically favorable type 1 cubane formation pathway via direct head-to-head combination of two [Co2(dpy-C{OH}O)2(OAc)2(H2O)2] dimers. Finally, the visible-light-driven water oxidation activity of type 1 and 2 cubanes with tuned ligand environments was assessed. We pave the way to efficient design concepts in coordination chemistry through ionic control over cluster assembly pathways. Our comprehensive strategy demonstrates how retrosynthetic analyses can be implemented with readily available assembly directing counteranions to provide rapid access to tuned molecular materials.
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Affiliation(s)
- Fangyuan Song
- Department of Chemistry , University of Zurich , Winterthurerstrasse 190 , CH-8057 Zurich , Switzerland
| | - Karrar Al-Ameed
- Department of Chemistry , University of Zurich , Winterthurerstrasse 190 , CH-8057 Zurich , Switzerland.,Faculty of Science , University of Kufa , 54001 Najaf , Iraq
| | - Mauro Schilling
- Department of Chemistry , University of Zurich , Winterthurerstrasse 190 , CH-8057 Zurich , Switzerland
| | - Thomas Fox
- Department of Chemistry , University of Zurich , Winterthurerstrasse 190 , CH-8057 Zurich , Switzerland
| | - Sandra Luber
- Department of Chemistry , University of Zurich , Winterthurerstrasse 190 , CH-8057 Zurich , Switzerland
| | - Greta R Patzke
- Department of Chemistry , University of Zurich , Winterthurerstrasse 190 , CH-8057 Zurich , Switzerland
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8
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Kepler S, Zeller M, Rosokha SV. Anion-π Complexes of Halides with p-Benzoquinones: Structures, Thermodynamics, and Criteria of Charge Transfer to Electron Transfer Transition. J Am Chem Soc 2019; 141:9338-9348. [PMID: 31083908 DOI: 10.1021/jacs.9b03277] [Citation(s) in RCA: 41] [Impact Index Per Article: 8.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
Abstract
Interchange of complex formation and electron-transfer reactions between halide anions and p-benzoquinones were established via UV-vis spectral and X-ray structural measurements and computational analysis. Solution-phase interaction of the p-benzoquinone acceptors with Cl-, Br-, or I- donors led to the formation of anion-π complexes showing strong absorption bands in the UV-vis range. Formation constants and calculated interaction energies of these complexes increased, and donor/acceptor separations decreased with increasing reduction potentials of p-benzoquinones. Mulliken correlation and NBO analysis indicated a charge-transfer nature of these anion-π associates. Most notably, the increase of the acceptor strength led to a transition between the formation of the persistent anion-π complexes and electron-transfer reactions. Thermodynamic analysis accounted for the experimental observations of anion radicals and trihalide anions in solutions of p-benzoquinones with iodide or (for the strongest acceptor) bromide donors. Kinetics of these processes indicated that anion-π complexes represent critical intermediates of the redox reactions. In contrast to Cl-, Br-, or I- anions, interaction of p-benzoquinones with F- anions led to the formation of σ-complexes, and the appearance of anion radicals in such systems was related to the follow-up reactions of these complexes.
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Affiliation(s)
- Slade Kepler
- Department of Chemistry , Ball State University , Muncie , Indiana 47306 , United States
| | - Matthias Zeller
- Department of Chemistry , Purdue University , West Lafayette , Indiana 47907 , United States
| | - Sergiy V Rosokha
- Department of Chemistry , Ball State University , Muncie , Indiana 47306 , United States
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9
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Novák M, Marek R, Foroutan-Nejad C. Anti-Electrostatic CH-Ion Bonding in Decorated Graphanes. Chemistry 2017; 23:14931-14936. [DOI: 10.1002/chem.201703459] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/25/2017] [Indexed: 01/09/2023]
Affiliation(s)
- Martin Novák
- CEITEC-Central European Institute of Technology; Masaryk University; Kamenice 5 62500 Brno Czech Republic
| | - Radek Marek
- CEITEC-Central European Institute of Technology; Masaryk University; Kamenice 5 62500 Brno Czech Republic
- Department of Chemistry, Faculty of Science; Masaryk University; Kamenice 5 62500 Brno Czech Republic
| | - Cina Foroutan-Nejad
- CEITEC-Central European Institute of Technology; Masaryk University; Kamenice 5 62500 Brno Czech Republic
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10
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Molina P, Zapata F, Caballero A. Anion Recognition Strategies Based on Combined Noncovalent Interactions. Chem Rev 2017; 117:9907-9972. [PMID: 28665114 DOI: 10.1021/acs.chemrev.6b00814] [Citation(s) in RCA: 241] [Impact Index Per Article: 34.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
This review highlights the most significant examples of an emerging field in the design of highly selective anion receptors. To date, there has been remarkable progress in the binding and sensing of anions. This has been driven in part by the discovery of ways to construct effective anion binding receptors using the dominant N-H functional groups and neutral and cationic C-H hydrogen bond donors, as well as underexplored strong directional noncovalent interactions such as halogen-bonding and anion-π interactions. In this review, we will describe a new and promising strategy for constructing anion binding receptors with distinct advantages arising from their elaborate design, incorporating multiple binding sites able to interact cooperatively with anions through these different kinds of noncovalent interactions. Comparisons with control species or solely hydrogen-bonding analogues reveal unique characteristics in terms of strength, selectivity, and interaction geometry, representing important advances in the rising field of supramolecular chemistry.
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Affiliation(s)
- Pedro Molina
- Departamento de Química Orgánica, Universidad de Murcia , Campus de Espinardo, E-30100 Murcia, Spain
| | - Fabiola Zapata
- Departamento de Química Orgánica, Universidad de Murcia , Campus de Espinardo, E-30100 Murcia, Spain
| | - Antonio Caballero
- Departamento de Química Orgánica, Universidad de Murcia , Campus de Espinardo, E-30100 Murcia, Spain
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11
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Yu Z, Erbas A, Tantakitti F, Palmer LC, Jackman JA, Olvera de la Cruz M, Cho NJ, Stupp SI. Co-assembly of Peptide Amphiphiles and Lipids into Supramolecular Nanostructures Driven by Anion−π Interactions. J Am Chem Soc 2017; 139:7823-7830. [DOI: 10.1021/jacs.7b02058] [Citation(s) in RCA: 63] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Affiliation(s)
- Zhilin Yu
- Department
of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
| | - Aykut Erbas
- Department
of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
| | - Faifan Tantakitti
- Department
of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
| | - Liam C. Palmer
- Department
of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
- Simpson
Querrey Institute for BioNanotechnology, Northwestern University, Chicago, Illinois 60611, United States
| | - Joshua A. Jackman
- School
of Materials Science and Engineering, Nanyang Technological University, 639798 Singapore
- Centre for
Biomimetic Sensor Science, Nanyang Technological University, 639798 Singapore
| | - Monica Olvera de la Cruz
- Department
of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
- Department
of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
- Department
of Physics, Northwestern University, Evanston, Illinois 60208, United States
| | - Nam-Joon Cho
- School
of Materials Science and Engineering, Nanyang Technological University, 639798 Singapore
- Centre for
Biomimetic Sensor Science, Nanyang Technological University, 639798 Singapore
- School
of Chemical and Biomedical Engineering, Nanyang Technological University, 639798 Singapore
| | - Samuel I. Stupp
- Department
of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
- Department
of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
- Simpson
Querrey Institute for BioNanotechnology, Northwestern University, Chicago, Illinois 60611, United States
- Department
of Medicine, Northwestern University, Chicago, Illinois 60611, United States
- Department
of Biomedical Engineering, Northwestern University, Evanston, Illinois 60208, United States
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12
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Andrada DM, Holzmann N, Frenking G. Bonding analysis of ylidone complexes EL2 (E = C–Pb) with phosphine and carbene ligands L. CAN J CHEM 2016. [DOI: 10.1139/cjc-2016-0263] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
Quantum chemical calculations using DFT and ab initio methods have been carried out of the compounds EL2 with atoms E = C–Pb and the ligands L = PPh3, N-heterocyclic carbene (NHC), bicyclic NHC, and cyclic alkyl-amino carbene (cAAC). The equilibrium structures are reported and the bonding situation was analyzed with a variety of charge- and energy decomposition methods. Some of the molecules are experimentally known, but most molecules have not yet been prepared. The bonding analysis suggests that all but one molecule should be considered as ylidones that possess dative bonds L→E←L. The sole exception is C(cAAC)2, which has a linear structure and classical double bonds (cAAC)=C=(cAAC). The ylidones EL2 have two lone-pair orbitals at atom E with σ and π symmetry. The π lone pair is somewhat delocalized due to L←E→L π-backdonation. The contribution of L←E→L π-backdonation relative to L→E←L σ-donation increases for the heavier elements. The compounds have rather large first and second proton affinities, which is a characteristic feature of ylidones. They are thus double Lewis bases that could be utilized in chemical reactions.
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Affiliation(s)
- Diego M. Andrada
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse, D-35032 Marburg, Germany
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse, D-35032 Marburg, Germany
| | - Nicole Holzmann
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse, D-35032 Marburg, Germany
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse, D-35032 Marburg, Germany
| | - Gernot Frenking
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse, D-35032 Marburg, Germany
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse, D-35032 Marburg, Germany
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13
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Albrecht M, Yi H, Köksal O, Raabe G, Pan F, Valkonen A, Rissanen K. CF3: An Electron-Withdrawing Substituent for Aromatic Anion Acceptors? “Side-On” versus “On-Top” Binding of Halides. Chemistry 2016; 22:6956-63. [DOI: 10.1002/chem.201600249] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/19/2016] [Indexed: 11/09/2022]
Affiliation(s)
- Markus Albrecht
- Institut für Organische Chemie; RWTH Aachen; Landoltweg 1 52074 Aachen Germany
| | - Hai Yi
- Institut für Organische Chemie; RWTH Aachen; Landoltweg 1 52074 Aachen Germany
| | - Okan Köksal
- Institut für Organische Chemie; RWTH Aachen; Landoltweg 1 52074 Aachen Germany
| | - Gerhard Raabe
- Institut für Organische Chemie; RWTH Aachen; Landoltweg 1 52074 Aachen Germany
| | - Fangfang Pan
- Department of Chemistry; Nanoscience Center; University of Jyväskylä; Survontie 9 B 40014 Jyväskylä Finland
| | - Arto Valkonen
- Department of Chemistry; Nanoscience Center; University of Jyväskylä; Survontie 9 B 40014 Jyväskylä Finland
| | - Kari Rissanen
- Department of Chemistry; Nanoscience Center; University of Jyväskylä; Survontie 9 B 40014 Jyväskylä Finland
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14
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Giese M, Albrecht M, Rissanen K. Experimental investigation of anion–π interactions – applications and biochemical relevance. Chem Commun (Camb) 2016; 52:1778-95. [DOI: 10.1039/c5cc09072e] [Citation(s) in RCA: 177] [Impact Index Per Article: 22.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
Anion–π interactions, intuitively repulsive forces, turned from controversial to a well-established non-covalent interaction over the past quarter of a century.
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Affiliation(s)
- M. Giese
- Institut für Organische Chemie
- Universität Duisburg Essen
- 45141 Essen
- Germany
| | - M. Albrecht
- Institut für Organische Chemie
- RWTH Aachen University
- 52074 Aachen
- Germany
| | - K. Rissanen
- University of Jyvaskyla
- Department of Chemistry
- Nanoscience Center
- P.O. Box. 35
- FI-40014 University of Jyvaskyla
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15
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Affiliation(s)
- Michael Giese
- Institut
für Organische Chemie, Universität Duisburg Essen, Universitätsstraße
7, 45141 Essen, Germany
| | - Markus Albrecht
- Institut
für Organische Chemie, RWTH Aachen University, Landoltweg
1, 52074 Aachen, Germany
| | - Kari Rissanen
- Department
of Chemistry, Nanoscience Center, University of Jyvaskyla, P.O. Box. 35, FI-40014 Jyvaskylan yliopisto, Finland
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16
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Mallet C, Moussallem C, Faurie A, Allain M, Gohier F, Skene WG, Frère P. Rational Topological Design for Fluorescence Enhancement upon Aggregation of Distyrylfuran Derivatives. Chemistry 2015; 21:7944-53. [DOI: 10.1002/chem.201500023] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/04/2015] [Indexed: 12/27/2022]
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17
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Giese M, Albrecht M, Valkonen A, Rissanen K. The pentafluorophenyl group as π-acceptor for anions: a case study. Chem Sci 2015; 6:354-359. [PMID: 28966761 PMCID: PMC5586208 DOI: 10.1039/c4sc02762k] [Citation(s) in RCA: 39] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/09/2014] [Accepted: 10/03/2014] [Indexed: 12/13/2022] Open
Abstract
The present study gives a comprehensive insight into anion-π interactions in the solid state, focusing on purely organic and charge-neutral fluorophenyl groups bearing a positive charge located at a side chain. The detailed statistical analysis of a series of structural data sets shows the geometrical variability of anion-π bonding in the solid state. It reveals the directing substituents at the arene as key elements for the positional preferences of anions above π-systems. The structural variety of the interaction between anions and electron-deficient arenes is considered by use of the hapticity concept. Together with new evaluation criteria, two helpful tools to understand and describe anion-π interactions in the solid are used.
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Affiliation(s)
- Michael Giese
- Institut für Organische Chemie , RWTH Aachen University , Landoltweg 1 , 52074 Aachen , Germany .
| | - Markus Albrecht
- Institut für Organische Chemie , RWTH Aachen University , Landoltweg 1 , 52074 Aachen , Germany .
| | - Arto Valkonen
- Department of Chemistry , Nanoscience Center , University of Jyväskylä , Survontie 9 , 40014 Jyväskylä , Finland . ; ; Tel: +358 50 562 3721
| | - Kari Rissanen
- Department of Chemistry , Nanoscience Center , University of Jyväskylä , Survontie 9 , 40014 Jyväskylä , Finland . ; ; Tel: +358 50 562 3721
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18
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Giese M, Albrecht M, Repenko T, Sackmann J, Valkonen A, Rissanen K. Single-Crystal X-ray Diffraction and Solution Studies of Anion-π Interactions inN-(Pentafluorobenzyl)pyridinium Salts. European J Org Chem 2014. [DOI: 10.1002/ejoc.201301336] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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19
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Bretschneider A, Andrada DM, Dechert S, Meyer S, Mata RA, Meyer F. Preorganized Anion Traps for Exploiting Anion-π Interactions: An Experimental and Computational Study. Chemistry 2013; 19:16988-7000. [DOI: 10.1002/chem.201302598] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/04/2013] [Indexed: 12/17/2022]
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Ballester P. Experimental quantification of anion-π interactions in solution using neutral host-guest model systems. Acc Chem Res 2013; 46:874-84. [PMID: 22621170 DOI: 10.1021/ar300080f] [Citation(s) in RCA: 197] [Impact Index Per Article: 17.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Chemical intuition suggests that anions and π-aromatic systems would repel each other. Typically, we think of cations as being attracted to electron-rich π-systems of aromatic rings, and the cation-π interaction, a well-established noncovalent interaction, plays an important role in nature. Therefore the anion-π interaction can be considered the opposite of the cation-π interaction. Computational studies of simple models of anion-π interactions have provided estimates of the factors that govern the binding geometry and the binding energy, leading to a general consensus about the nature of these interactions. In order to attract an anion, the charge distribution of the aromatic system has to be reversed, usually through the decoration of the aromatic systems with strongly electron-withdrawing groups. Researchers have little doubt about the existence of attractive anion-π interactions in the gas phase and in the solid state. The bonding energies assigned to anion-π interactions from quantum chemical calculations and gas phase experiments are significant and compare well with the values obtained for cation-π interactions. In solution, however, there are few examples of attractive anion-π interactions. In this Account, I describe several examples of neutral molecular receptors that bind anions in solution either solely through anion-π interactions or as a combination of anion-π interactions and hydrogen bonding. In the latter cases, the strength of the anion-π interaction is indirectly detected as a modulation of the stronger hydrogen bonding interaction (enforced proximity). The dissection of the energy contribution of the anion-π interaction to the overall binding is complex, which requires the use of appropriate reference systems. This Account gives an overview the experimental efforts to determine the binding energies that can be expected from anion-π interactions in solution with examples that center around the recognition of halides. The studies show that anion-π interactions also exist in solution, and the free energy of binding estimated for these attractive interactions is less than 1 kcal/mol for each substituted phenyl groups. The quantification of anion-π interactions in solution relies on the use of molecular recognition model systems; therefore researchers need to consider how the structure of the model system can alter the magnitude of the observed energy values. In addition, the recognition of anions in solution requires the use of salts (ion pairs) as precursors, which complicates the analysis of the titration data and the corresponding estimate of the binding strength. In solution, the weak binding energies suggest that anion-π interactions are not as significant for the selective or enhanced binding of anions but offer potential applications in catalysis and transport within functional synthetic and biological systems.
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Affiliation(s)
- Pablo Ballester
- Institute of Chemical Research of Catalonia (ICIQ), Avgda. Països Catalans 16, 43007 Tarragona, Spain, and Catalan Institution for Research and Advanced Studies (ICREA), Passeig Lluís Companys 23, 08018 Barcelona, Spain
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Giese M, Albrecht M, Valkonen A, Rissanen K. Anion-π Interaction: An Influential Force in Solid State Molecular Microstructures. European J Org Chem 2013. [DOI: 10.1002/ejoc.201201704] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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Lund H, Harloff J, Schulz A, Villinger A. Synthesis and Structure of Ionic Liquids Containing the [Al(OC6H4CN)4]-Anion. Z Anorg Allg Chem 2013. [DOI: 10.1002/zaac.201300030] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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Lee YH, Won MS, Harrowfield JM, Kawata S, Hayami S, Kim Y. Spin crossover in Co(ii) metallorods – replacing aliphatic tails by aromatic. Dalton Trans 2013; 42:11507-21. [DOI: 10.1039/c3dt51396c] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
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Giese M, Albrecht M, Plum C, Hintzen D, Valkonen A, Rissanen K. Pentafluorophenyl salicylamine receptors in anion–π interaction studies. Supramol Chem 2012. [DOI: 10.1080/10610278.2012.715648] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
Affiliation(s)
- Michael Giese
- a Institut für Organische Chemie, RWTH Aachen University , Landoltweg 1, 52074 , Aachen , Germany
| | - Markus Albrecht
- a Institut für Organische Chemie, RWTH Aachen University , Landoltweg 1, 52074 , Aachen , Germany
| | - Christian Plum
- a Institut für Organische Chemie, RWTH Aachen University , Landoltweg 1, 52074 , Aachen , Germany
| | - Daniel Hintzen
- a Institut für Organische Chemie, RWTH Aachen University , Landoltweg 1, 52074 , Aachen , Germany
| | - Arto Valkonen
- b Department of Chemistry , Nanoscience Center, University of Jyväskylä , P.O. Box 35, FIN-40014 , Jyväskylä , Finland
| | - Kari Rissanen
- b Department of Chemistry , Nanoscience Center, University of Jyväskylä , P.O. Box 35, FIN-40014 , Jyväskylä , Finland
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Affiliation(s)
- Irina L. Odinets
- A.N. Nesmeyanov Institute of Organoelement Compounds Russian Academy of Sciences Moscow Russia.
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Manna P, Seth SK, Das A, Hemming J, Prendergast R, Helliwell M, Choudhury SR, Frontera A, Mukhopadhyay S. Anion induced formation of supramolecular associations involving lone pair-π and anion-π interactions in Co(II) malonate complexes: experimental observations, Hirshfeld surface analyses and DFT studies. Inorg Chem 2012; 51:3557-71. [PMID: 22356090 DOI: 10.1021/ic202317f] [Citation(s) in RCA: 183] [Impact Index Per Article: 15.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Three Co(II)-malonate complexes, namely, (C(5)H(7)N(2))(4)[Co(C(3)H(2)O(4))(2)(H(2)O)(2)](NO(3))(2) (1), (C(5)H(7)N(2))(4)[Co(C(3)H(2)O(4))(2)(H(2)O)(2)](ClO(4))(2) (2), and (C(5)H(7)N(2))(4)[Co(C(3)H(2)O(4))(2)(H(2)O)(2)](PF(6))(2) (3) [C(5)H(7)N(2) = protonated 2-aminopyridine, C(3)H(4)O(4) = malonic acid, NO(3)(-) = nitrate, ClO(4)(-) = perchlorate, PF(6)(-) = hexafluorophosphate], have been synthesized from purely aqueous media, and their crystal structures have been determined by single crystal X-ray diffraction. A thorough analysis of Hirshfeld surfaces and fingerprint plots facilitates a comparison of intermolecular interactions in 1-3, which are crucial in building supramolecular architectures. When these complexes are structurally compared with their previously reported analogous Ni(II) or Mg(II) compounds, a very interesting feature regarding the role of counteranions has emerged. This phenomenon can be best described as anion-induced formation of extended supramolecular networks of the type lone pair-π/π-π/π-anion-π/π-lone pair and lone pair-π/π-π/π-anion involving various weak forces like lone pair-π, π-π, and anion-π interactions. The strength of these π contacts has been estimated using DFT calculations (M06/6-31+G*), and the formation energy of the supramolecular networks has been also evaluated. The influence of the anion (NO(3)(-), ClO(4)(-), and PF(6)(-)) on the total interaction energy of the assembly is also studied.
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Affiliation(s)
- Prankrishna Manna
- Department of Chemistry, Jadavpur University, Kolkata 700 032, India
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Dey SK, Datta BK, Das G. Binding discrepancy of fluoride in quaternary ammonium and alkali salts by a tris(amide) receptor in solid and solution states. CrystEngComm 2012. [DOI: 10.1039/c2ce25592h] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
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Yong GP, Zhang YM, She WL. Anion–π interactions in new electron-deficient π systems: the relevance to solid phosphorescent colors. CrystEngComm 2012. [DOI: 10.1039/c2ce06702a] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Das A, Choudhury SR, Manna P, Baxter D, Helliwell M, Mukhopadhyay S. Associative combination of lone pair–π, π–π and anion–π interactions observed in a ternary system comprising Mg(II)-malonate–2-aminopyridine–hexafluoridophosphate. Polyhedron 2011. [DOI: 10.1016/j.poly.2011.05.031] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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