1
|
Cyclometalated Osmium Compounds and beyond: Synthesis, Properties, Applications. Molecules 2021; 26:molecules26061563. [PMID: 33809231 PMCID: PMC7999153 DOI: 10.3390/molecules26061563] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/18/2021] [Revised: 03/08/2021] [Accepted: 03/09/2021] [Indexed: 11/27/2022] Open
Abstract
The synthesis of cyclometalated osmium complexes is usually more complicated than of other transition metals such as Ni, Pd, Pt, Rh, where cyclometalation reactions readily occur via direct activation of C–H bonds. It differs also from their ruthenium analogs. Cyclometalation for osmium usually occurs under more severe conditions, in polar solvents, using specific precursors, stronger acids, or bases. Such requirements expand reaction mechanisms to electrophilic activation, transmetalation, and oxidative addition, often involving C–H bond activations. Osmacycles exhibit specific applications in homogeneous catalysis, photophysics, bioelectrocatalysis and are studied as anticancer agents. This review describes major synthetic pathways to osmacycles and related compounds and discusses their practical applications.
Collapse
|
2
|
Kunihiro K, Heyte S, Paul S, Roisnel T, Carpentier JF, Kirillov E. Ruthenium-Catalyzed Coupling Reactions of CO 2 with C 2 H 4 and Hydrosilanes towards Silyl Esters. Chemistry 2021; 27:3997-4003. [PMID: 33378130 DOI: 10.1002/chem.202005083] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/24/2020] [Revised: 12/21/2020] [Indexed: 11/10/2022]
Abstract
A series of in situ-prepared catalytic systems incorporating RuII precursors and bidentate phosphine ligands has been probed in the reductive carboxylation of ethylene in the presence of triethylsilane as reductant. The catalytic production of propionate and acrylate silyl esters was evidenced by high-throughput screening (HTS) and implemented in batch reactor techniques. The most promising catalyst systems identified were made of Ru(H)(Cl)(CO)(PPh3 )3 and 1,4-bis(dicyclohexylphosphino)butane (DCPB) or 1,1'-ferrocene-diyl-bis(cyclohexylphosphine) (DCPF). A marked influence of water on the acrylate/propionate selectivity was noted. Turnover numbers [mol mol(Ru)-1 ] up to 16 for acrylate and up to 68 for propionate were reached under relatively mild conditions (20 bar, 100 °C, 0.5 mol % Ru, 40 mol % H2 O vs. HSiEt3 ). Possible mechanisms are discussed.
Collapse
Affiliation(s)
- Kana Kunihiro
- CNRS, Institut des Sciences Chimiques de Rennes (ISCR), UMR 6226, Univ. Rennes, 35042, Rennes Cedex, France
| | - Svetlana Heyte
- CNRS, Centrale Lille, Univ. Artois, UMR 8181-UCCS-Unité de Catalyse et Chimie du Solide, Univ. Lille, F-59000, Lille, France
| | - Sébastien Paul
- CNRS, Centrale Lille, Univ. Artois, UMR 8181-UCCS-Unité de Catalyse et Chimie du Solide, Univ. Lille, F-59000, Lille, France
| | - Thierry Roisnel
- CNRS, Institut des Sciences Chimiques de Rennes (ISCR), UMR 6226, Univ. Rennes, 35042, Rennes Cedex, France
| | - Jean-François Carpentier
- CNRS, Institut des Sciences Chimiques de Rennes (ISCR), UMR 6226, Univ. Rennes, 35042, Rennes Cedex, France
| | - Evgueni Kirillov
- CNRS, Institut des Sciences Chimiques de Rennes (ISCR), UMR 6226, Univ. Rennes, 35042, Rennes Cedex, France
| |
Collapse
|
3
|
McQueen CMA, Hill AF, Ma C, Ward JS. Ruthenium and osmium complexes of dihydroperimidine-based N-heterocyclic carbene pincer ligands. Dalton Trans 2015; 44:20376-85. [PMID: 26492361 DOI: 10.1039/c5dt03728j] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The reactions of N,N'-bis(phosphinomethyl)dihydroperimidine pro-ligands H2C(NCH2PR2)2C10H6 (R = Cy 1a, R = Ph 1b) with [RuCl2(PPh3)3] give markedly different products. Chelate-assisted double C-H activation in the former affords the perimidinylidene-based N-heterocyclic carbene (per-NHC) pincer complex [RuCl2(OC4H8){κ(3)-P,C,P'-C(NCH2PCy2)2C10H6}] (2), while the latter reaction provides the asymmetric PNP-coordinated complex [RuCl2(PPh3){κ(3)-P,N,P'-CH2(NCH2PPh2)2C10H6}] (3), in which no C-H activation has occurred. Subsequent reactions of the per-NHC complex 2 with carbon monoxide and mesityl isocyanide readily displaced the labile THF ligand to afford the complexes [RuCl2(CA){κ(3)-P,C,P'-C(NCH2PCy2)2C10H6}] (A = O 4, A = NC6H2Me35). Double C-H activation of 1a and 1b was significantly more facile on reaction with [OsCl2(PPh3)3], providing the per-NHC complexes [OsHCl(PPh3){κ(3)-P,C,P'-C(NCH2PR2)2C10H6}] (R = Cy 7a, R = Ph 7b, respectively), each as two isomers. The reactions of 1b with [Ru2(μ-Cl)2Cl2(η-C6H3Me3)2] or [AuCl(THT)] (THT = tetrahydrothiophene) provide the bimetallic complexes [Ru2{μ-H2C(NCH2PPh2)2C10H6}Cl4(η-C6H3Me3)2] (8) and [Au2{μ-H2C(NCH2PPh2)2C10H6}Cl2] (9) without C-H activation occurring.
Collapse
Affiliation(s)
- Caitlin M A McQueen
- Research School of Chemistry, Australian National University, Acton, Canberra, A.C.T., Australia.
| | | | | | | |
Collapse
|
4
|
Alós J, Esteruelas MA, Oliván M, Oñate E, Puylaert P. C–H Bond Activation Reactions in Ketones and Aldehydes Promoted by POP-Pincer Osmium and Ruthenium Complexes. Organometallics 2015. [DOI: 10.1021/acs.organomet.5b00416] [Citation(s) in RCA: 43] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Joaquín Alós
- Departamento de Química
Inorgánica, Instituto de Síntesis Química y Catálisis
Homogénea (ISQCH), Centro de Innovación en Química
Avanzada (ORFEO−CINQA), Universidad de Zaragoza − CSIC, 50009 Zaragoza, Zaragoza, Spain
| | - Miguel A. Esteruelas
- Departamento de Química
Inorgánica, Instituto de Síntesis Química y Catálisis
Homogénea (ISQCH), Centro de Innovación en Química
Avanzada (ORFEO−CINQA), Universidad de Zaragoza − CSIC, 50009 Zaragoza, Zaragoza, Spain
| | - Montserrat Oliván
- Departamento de Química
Inorgánica, Instituto de Síntesis Química y Catálisis
Homogénea (ISQCH), Centro de Innovación en Química
Avanzada (ORFEO−CINQA), Universidad de Zaragoza − CSIC, 50009 Zaragoza, Zaragoza, Spain
| | - Enrique Oñate
- Departamento de Química
Inorgánica, Instituto de Síntesis Química y Catálisis
Homogénea (ISQCH), Centro de Innovación en Química
Avanzada (ORFEO−CINQA), Universidad de Zaragoza − CSIC, 50009 Zaragoza, Zaragoza, Spain
| | - Pim Puylaert
- Departamento de Química
Inorgánica, Instituto de Síntesis Química y Catálisis
Homogénea (ISQCH), Centro de Innovación en Química
Avanzada (ORFEO−CINQA), Universidad de Zaragoza − CSIC, 50009 Zaragoza, Zaragoza, Spain
| |
Collapse
|
5
|
Beck R, Flörke U, Klein HF. Cobalt-Promoted Tandem C(sp2)–H Activation and C–C Coupling of Vinyldiphenylphosphine: σ- vs π-Coordination Modes within Cyclometalation. Organometallics 2015. [DOI: 10.1021/om500816t] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Affiliation(s)
- Robert Beck
- Eduard-Zintl-Institut
für Anorganische und Physikalische Chemie, Technische Universität Darmstadt, Alarich-Weiss-Straße 12, D-64287 Darmstadt, Germany
| | - Ulrich Flörke
- Anorganische
und Analytische Chemie, Universität Paderborn, Warburger
Straße 100, D-33098 Paderborn, Germany
| | - Hans-Friedrich Klein
- Eduard-Zintl-Institut
für Anorganische und Physikalische Chemie, Technische Universität Darmstadt, Alarich-Weiss-Straße 12, D-64287 Darmstadt, Germany
| |
Collapse
|
6
|
Müller AL, Wadepohl H, Gade LH. Bis(pyridylimino)isoindolato (BPI) Osmium Complexes: Structural Chemistry and Reactivity. Organometallics 2015. [DOI: 10.1021/acs.organomet.5b00080] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Affiliation(s)
- Astrid L. Müller
- Anorganisch-Chemisches
Institut, Universität Heidelberg, Im Neuenheimer Feld 276, 69120 Heidelberg, Germany
| | - Hubert Wadepohl
- Anorganisch-Chemisches
Institut, Universität Heidelberg, Im Neuenheimer Feld 276, 69120 Heidelberg, Germany
| | - Lutz H. Gade
- Anorganisch-Chemisches
Institut, Universität Heidelberg, Im Neuenheimer Feld 276, 69120 Heidelberg, Germany
| |
Collapse
|
7
|
Alabau RG, Eguillor B, Esler J, Esteruelas MA, Oliván M, Oñate E, Tsai JY, Xia C. CCC–Pincer–NHC Osmium Complexes: New Types of Blue-Green Emissive Neutral Compounds for Organic Light-Emitting Devices (OLEDs). Organometallics 2014. [DOI: 10.1021/om500905t] [Citation(s) in RCA: 70] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Roberto G. Alabau
- Departamento
de Quı́mica Inorgánica, Instituto de Sı́ntesis
Quı́mica y Catálisis Homogénea (ISQCH),
Centro de Innovación en Quı́mica Avanzada (ORFEO-CINQA), Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain
| | - Beatriz Eguillor
- Departamento
de Quı́mica Inorgánica, Instituto de Sı́ntesis
Quı́mica y Catálisis Homogénea (ISQCH),
Centro de Innovación en Quı́mica Avanzada (ORFEO-CINQA), Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain
| | - Jim Esler
- Universal Display Corporation, 375 Phillips Boulevard, Ewing, New Jersey 08618, United States
| | - Miguel A. Esteruelas
- Departamento
de Quı́mica Inorgánica, Instituto de Sı́ntesis
Quı́mica y Catálisis Homogénea (ISQCH),
Centro de Innovación en Quı́mica Avanzada (ORFEO-CINQA), Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain
| | - Montserrat Oliván
- Departamento
de Quı́mica Inorgánica, Instituto de Sı́ntesis
Quı́mica y Catálisis Homogénea (ISQCH),
Centro de Innovación en Quı́mica Avanzada (ORFEO-CINQA), Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain
| | - Enrique Oñate
- Departamento
de Quı́mica Inorgánica, Instituto de Sı́ntesis
Quı́mica y Catálisis Homogénea (ISQCH),
Centro de Innovación en Quı́mica Avanzada (ORFEO-CINQA), Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain
| | - Jui-Yi Tsai
- Universal Display Corporation, 375 Phillips Boulevard, Ewing, New Jersey 08618, United States
| | - Chuanjun Xia
- Universal Display Corporation, 375 Phillips Boulevard, Ewing, New Jersey 08618, United States
| |
Collapse
|
8
|
Gruver BC, Adams JJ, Arulsamy N, Roddick DM. Acceptor Pincer Chemistry of Osmium: Catalytic Alkane Dehydrogenation by (CF3PCP)Os(cod)(H). Organometallics 2013. [DOI: 10.1021/om400823s] [Citation(s) in RCA: 34] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Brian C. Gruver
- Department of Chemistry, University of Wyoming, Dept. 3838, 1000 E. University Avenue, Laramie, Wyoming 82071, United States
| | - Jeramie J. Adams
- Department of Chemistry, University of Wyoming, Dept. 3838, 1000 E. University Avenue, Laramie, Wyoming 82071, United States
| | - Navamoney Arulsamy
- Department of Chemistry, University of Wyoming, Dept. 3838, 1000 E. University Avenue, Laramie, Wyoming 82071, United States
| | - Dean M. Roddick
- Department of Chemistry, University of Wyoming, Dept. 3838, 1000 E. University Avenue, Laramie, Wyoming 82071, United States
| |
Collapse
|
9
|
Alós J, Bolaño T, Esteruelas MA, Oliván M, Oñate E, Valencia M. POP-Pincer Osmium-Polyhydrides: Head-to-Head (Z)-Dimerization of Terminal Alkynes. Inorg Chem 2013; 52:6199-213. [DOI: 10.1021/ic400730a] [Citation(s) in RCA: 56] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Affiliation(s)
- Joaquín Alós
- Departamento
de Química Inorgánica, Instituto de Síntesis
Química y Catálisis Homogénea, Universidad de Zaragoza − CSIC, 50009 Zaragoza, Spain
| | - Tamara Bolaño
- Departamento
de Química Inorgánica, Instituto de Síntesis
Química y Catálisis Homogénea, Universidad de Zaragoza − CSIC, 50009 Zaragoza, Spain
| | - Miguel A. Esteruelas
- Departamento
de Química Inorgánica, Instituto de Síntesis
Química y Catálisis Homogénea, Universidad de Zaragoza − CSIC, 50009 Zaragoza, Spain
| | - Montserrat Oliván
- Departamento
de Química Inorgánica, Instituto de Síntesis
Química y Catálisis Homogénea, Universidad de Zaragoza − CSIC, 50009 Zaragoza, Spain
| | - Enrique Oñate
- Departamento
de Química Inorgánica, Instituto de Síntesis
Química y Catálisis Homogénea, Universidad de Zaragoza − CSIC, 50009 Zaragoza, Spain
| | - Marta Valencia
- Departamento
de Química Inorgánica, Instituto de Síntesis
Química y Catálisis Homogénea, Universidad de Zaragoza − CSIC, 50009 Zaragoza, Spain
| |
Collapse
|
10
|
Asensio G, Cuenca AB, Esteruelas MA, Medio-Simón M, Oliván M, Valencia M. Osmium(III) Complexes with POP Pincer Ligands: Preparation from Commercially Available OsCl3·3H2O and Their X-ray Structures. Inorg Chem 2010; 49:8665-7. [DOI: 10.1021/ic101498h] [Citation(s) in RCA: 40] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Gregorio Asensio
- Departamento de Química Orgánica, Universidad de Valencia, 46100 Valencia, Spain
| | - Ana B. Cuenca
- Departamento de Química Orgánica, Universidad de Valencia, 46100 Valencia, Spain
| | - Miguel A. Esteruelas
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza, CSIC, 50009 Zaragoza, Spain
| | - Mercedes Medio-Simón
- Departamento de Química Orgánica, Universidad de Valencia, 46100 Valencia, Spain
| | - Montserrat Oliván
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza, CSIC, 50009 Zaragoza, Spain
| | - Marta Valencia
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza, CSIC, 50009 Zaragoza, Spain
| |
Collapse
|
11
|
Esteruelas MA, Fernández I, Herrera A, Martín-Ortiz M, Martínez-Álvarez R, Oliván M, Oñate E, Sierra MA, Valencia M. Multiple C−H Bond Activation of Phenyl-Substituted Pyrimidines and Triazines Promoted by an Osmium Polyhydride: Formation of Osmapolycycles with Three, Five, and Eight Fused Rings. Organometallics 2010. [DOI: 10.1021/om901030q] [Citation(s) in RCA: 41] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
Affiliation(s)
- Miguel A. Esteruelas
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza, CSIC, 50009 Zaragoza, Spain
| | - Israel Fernández
- Departamento de Química Orgánica, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain
| | - Antonio Herrera
- Departamento de Química Orgánica, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain
| | - Mamen Martín-Ortiz
- Departamento de Química Orgánica, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain
| | - Roberto Martínez-Álvarez
- Departamento de Química Orgánica, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain
| | - Montserrat Oliván
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza, CSIC, 50009 Zaragoza, Spain
| | - Enrique Oñate
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza, CSIC, 50009 Zaragoza, Spain
| | - Miguel A. Sierra
- Departamento de Química Orgánica, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain
| | - Marta Valencia
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza, CSIC, 50009 Zaragoza, Spain
| |
Collapse
|
12
|
Morris RH. Dihydrogen, dihydride and in between: NMR and structural properties of iron group complexes. Coord Chem Rev 2008. [DOI: 10.1016/j.ccr.2008.01.010] [Citation(s) in RCA: 108] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
|
13
|
Vergnaud J, Grellier M, Bouhadir G, Vendier L, Sabo-Etienne S, Bourissou D. Synthesis and Reactivity of Ruthenium Arene Complexes Incorporating Novel Ph2PCH2CH2BR2 Ligands. Easy Access to the Four-Membered Ruthenacycle [(p-cymene)RuCl(κC,P-CH2CH2PPh2)]. Organometallics 2008. [DOI: 10.1021/om701139a] [Citation(s) in RCA: 46] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Jérôme Vergnaud
- Laboratoire de Chimie de Coordination du CNRS, 205 route de Narbonne, 31077 Toulouse Cedex 04, France, and Laboratoire Hétérochimie Fondamentale et Appliquée (UMR-CNRS 5069), Université Paul Sabatier, 118 route de Narbonne, F-31062 Toulouse Cedex 09, France
| | - Mary Grellier
- Laboratoire de Chimie de Coordination du CNRS, 205 route de Narbonne, 31077 Toulouse Cedex 04, France, and Laboratoire Hétérochimie Fondamentale et Appliquée (UMR-CNRS 5069), Université Paul Sabatier, 118 route de Narbonne, F-31062 Toulouse Cedex 09, France
| | - Ghenwa Bouhadir
- Laboratoire de Chimie de Coordination du CNRS, 205 route de Narbonne, 31077 Toulouse Cedex 04, France, and Laboratoire Hétérochimie Fondamentale et Appliquée (UMR-CNRS 5069), Université Paul Sabatier, 118 route de Narbonne, F-31062 Toulouse Cedex 09, France
| | - Laure Vendier
- Laboratoire de Chimie de Coordination du CNRS, 205 route de Narbonne, 31077 Toulouse Cedex 04, France, and Laboratoire Hétérochimie Fondamentale et Appliquée (UMR-CNRS 5069), Université Paul Sabatier, 118 route de Narbonne, F-31062 Toulouse Cedex 09, France
| | - Sylviane Sabo-Etienne
- Laboratoire de Chimie de Coordination du CNRS, 205 route de Narbonne, 31077 Toulouse Cedex 04, France, and Laboratoire Hétérochimie Fondamentale et Appliquée (UMR-CNRS 5069), Université Paul Sabatier, 118 route de Narbonne, F-31062 Toulouse Cedex 09, France
| | - Didier Bourissou
- Laboratoire de Chimie de Coordination du CNRS, 205 route de Narbonne, 31077 Toulouse Cedex 04, France, and Laboratoire Hétérochimie Fondamentale et Appliquée (UMR-CNRS 5069), Université Paul Sabatier, 118 route de Narbonne, F-31062 Toulouse Cedex 09, France
| |
Collapse
|
14
|
Zhang L, Dang L, Wen TB, Sung HHY, Williams ID, Lin Z, Jia G. Cyclometalation of 2-Vinylpyridine with MCl2(PPh3)3 and MHCl(PPh3)3 (M = Ru, Os). Organometallics 2007. [DOI: 10.1021/om0611305] [Citation(s) in RCA: 28] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Li Zhang
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong
| | - Li Dang
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong
| | - Ting Bin Wen
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong
| | - Herman H.-Y. Sung
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong
| | - Ian D. Williams
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong
| | - Zhenyang Lin
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong
| | - Guochen Jia
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong
| |
Collapse
|
15
|
Gauvin RM, Rozenberg H, Shimon LJW, Ben-David Y, Milstein D. Osmium-Mediated CH and CC Bond Cleavage of a Phenolic Substrate:p-Quinone Methide and Methylene Arenium Pincer Complexes. Chemistry 2007; 13:1382-93. [PMID: 17171738 DOI: 10.1002/chem.200601385] [Citation(s) in RCA: 29] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Abstract
The diphosphine 2,4,6-(CH(3))(3)-3,5-(iPr(2)PCH(2))(2)C(6)OH (1) reacts with [OsCl(2)(PPh(3))(3)] in presence of an excess of triethylamine to yield the isomeric para-quinone methide derivatives [Os{4-(CH(2))-1-(O)-2,6-(CH(3))(2)-3,5-(iPr(2)PCH(2))(2)C(6)}(Cl)(H)(PPh(3))] (2 and 3), which differ in the positions of the mutually trans hydride and chloride ligands. Complex 2 reacts with CO to afford the dicarbonyl species [Os{1-(O)-2,4,6-(CH(3))(3)-3,5-(iPr(2)PCH(2))(2)C(6)}(Cl)(CO)(2)] (4), which results from hydride insertion into the quinonic double bond. Protonation of 2 and 3 leads to the formation of the methylene arenium derivative [Os{4-(CH(2))-1-(OH)-2,6-(CH(3))(2)-3,5-(iPr(2)PCH(2))(2)C(6)}(Cl)(H)(PPh(3))][OSO(2)CF(3)] (5 a). The diphosphine 1 reacts with [OsCl(2)(PPh(3))(3)] at 100 degrees C under H(2) to afford [Os{1-(OH)-2,6-(CH(3))(2)-3,5-(iPr(2)PCH(2))(2)C(6)}(Cl)(H(2))(PPh(3))] (6), a PCP pincer complex resulting formally from C(sp(2))--C(sp(3)) cleavage of the C--CH(3) group in 1. C--C hydrogenolysis resulting in the same complex is achieved by heating 2 under H(2) pressure. Reaction of the diphosphine substrate with [OsCl(2)(PPh(3))(3)] under H(2) at lower temperature allows the observation of a methylene arenium derivative resulting from C--H activation, [Os{4-(CH(2))-1-(OH)-2,6-(CH(3))(2)-3,5-(iPr(2)PCH(2))(2)C(6)}(Cl)(2)(H)] (7). This compound reacts with PPh(3) in toluene to afford the ionic derivative [Os{4-(CH(2))-1-(OH)-2,6-(CH(3))(2)-3,5-(iPr(2)PCH(2))(2)C(6)}(Cl)(H)(PPh(3))]Cl (5 b). X-ray diffraction studies have been carried out on compounds 2, 3, 4, 5 b, 6, and 7, which allows the study of the structural variations when going from methylene arenium to quinone methide derivatives.
Collapse
Affiliation(s)
- Régis M Gauvin
- Department of Organic Chemistry, The Weizmann Institute, Rehovot 76100, Israel
| | | | | | | | | |
Collapse
|
16
|
Barrio P, Esteruelas MA, Lledós A, Oñate E, Tomàs J. Influence of the Cis Ligand on the H−H Separation and the Rotation Barrier of the Dihydrogen in Osmium-Elongated Dihydrogen Complexes Containing an Ortho-Metalated Ketone. Organometallics 2004. [DOI: 10.1021/om0342513] [Citation(s) in RCA: 46] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Pilar Barrio
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain, and Unitat de Química Física, Departament de Química, Universitat Autónoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
| | - Miguel A. Esteruelas
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain, and Unitat de Química Física, Departament de Química, Universitat Autónoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
| | - Agustí Lledós
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain, and Unitat de Química Física, Departament de Química, Universitat Autónoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
| | - Enrique Oñate
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain, and Unitat de Química Física, Departament de Química, Universitat Autónoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
| | - Jaume Tomàs
- Departamento de Química Inorgánica, Instituto de Ciencia de Materiales de Aragón, Universidad de Zaragoza-CSIC, 50009 Zaragoza, Spain, and Unitat de Química Física, Departament de Química, Universitat Autónoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
| |
Collapse
|
17
|
Wen TB, Zhou ZY, Jia G. Coupling Reaction of Phenylacetylene with OsHn(PPh3)(2,6-(PPh2CH2)2C6H3) (n = 1, 3). Organometallics 2003. [DOI: 10.1021/om034141w] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Ting Bin Wen
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong, and Department of Applied Biology and Chemical Technology, Hong Kong Polytechnic University, Kowloon, Hong Kong
| | - Zhong Yuan Zhou
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong, and Department of Applied Biology and Chemical Technology, Hong Kong Polytechnic University, Kowloon, Hong Kong
| | - Guochen Jia
- Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong, and Department of Applied Biology and Chemical Technology, Hong Kong Polytechnic University, Kowloon, Hong Kong
| |
Collapse
|
18
|
Affiliation(s)
- Guochen Jia
- Department of Chemistry and Open Laboratory of Chirotechnology of the Institute of Molecular Technology for Drug Discovery and Synthesis, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong
| | - Zhenyang Lin
- Department of Chemistry and Open Laboratory of Chirotechnology of the Institute of Molecular Technology for Drug Discovery and Synthesis, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong
| | - Chak Po Lau
- Department of Applied Biology & Chemical Technology, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong
| |
Collapse
|
19
|
van der Boom ME, Milstein D. Cyclometalated phosphine-based pincer complexes: mechanistic insight in catalysis, coordination, and bond activation. Chem Rev 2003; 103:1759-92. [PMID: 12744693 DOI: 10.1021/cr960118r] [Citation(s) in RCA: 1483] [Impact Index Per Article: 70.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Milko E van der Boom
- Department of Organic Chemistry, The Weizmann Institute of Science, Rehovot, 76100, Israel.
| | | |
Collapse
|