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Syntheses and crystal structures of mononuclear rhodium hydrido complexes from the reactions of [Rh(H)(2)(PPh3)(2)(EtOH)(2)]ClO4 with various nitrogen ligands

文献类型:期刊论文

作者Yu, XY; Maekawa, M; Morita, T; Chang, HC; Kitagawa, S; Jin, GX
刊名POLYHEDRON
出版日期2002-07-01
卷号21期号:16页码:1613-1620
关键词Mononuclear Complexes Rhodium Complexes Hydrido Complexes Nitrogen Ligands Crystal Structures
ISSN号0277-5387
英文摘要Reactions of the Rh hydrido complex [Rh(H)(2)(PPh3)(2)(EtOH)(2)]ClO4 (1) With nitrogen ligands such as 2-(4-thiazolyl)benzimidazole (tbz). pyridazine (pdz), imidazole (im) and pyrimidine (pmd) in CH,Cl, afforded Various mononuclear Rh hydrido complexes, [Rh(H)(2)(PPh3)(2)(tbz)]CIO4 (2), [Rh(H)(2)(PPh3)(2)(pdZ)(2)]ClO(4)(.)2CH(2)Cl(2) (3). [Rh(H)Cl(PPh3)(2)(pdz)(2)](ClO4CH2Cl2)-C-. (4). [Rh(H)(2)(PPh3)(2)(im)(2)]ClO(4)(.)2CH(2)Cl(2) (5). [Rh(H)Cl(PPh3)(2)(im)(2)](ClO4CH2Cl2)-C-. (6). [Rh(H)(2)(PPh3)(2)(pmd)(2)](ClO4CH2Cl2)-C-. (7) and the Rh non-hydrido complex [RhCl2(pmd)(4)]ClO4 (8). The Rh complexes 2. 3, 5 and 6 were crystallographically characterized. The formation process was monitored by H-1 NMR and UV-Vis spectra. In all the Rh hydrido complexes, the Rh atom is coordinated by two PPh3. ligands in trans-positions and two nitrogen ligands in the cis-positions. The remaining sites Lire occupied by one or two hydride atoms to form a saturated 18-electron framework in a slightly distorted octahedral geometry. For complex 2 an appreciable inter-molecular pi interaction is observed between planes of tbz and PPh3 ligands, while an intra-molecular hydrogen bonding interaction between C-H and Cl atoms is found in complex 6. (C) 2002 Elsevier science Ltd. All rights reserved.
语种英语
WOS记录号WOS:000176881700010
出版者PERGAMON-ELSEVIER SCIENCE LTD
源URL[http://ir.iccas.ac.cn/handle/121111/78689]  
专题中国科学院化学研究所
通讯作者Maekawa, M
作者单位1.Kinki Univ, Res Inst Sci & Technol, Higashiosaka, Osaka 5778502, Japan
2.Kyoto Univ, Grad Sch Engn, Dept Synth Chem & Biol Chem, Sakyo Ku, Kyoto 6068501, Japan
3.Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Polymer Phys & Chem, Changchun 130022, Peoples R China
推荐引用方式
GB/T 7714
Yu, XY,Maekawa, M,Morita, T,et al. Syntheses and crystal structures of mononuclear rhodium hydrido complexes from the reactions of [Rh(H)(2)(PPh3)(2)(EtOH)(2)]ClO4 with various nitrogen ligands[J]. POLYHEDRON,2002,21(16):1613-1620.
APA Yu, XY,Maekawa, M,Morita, T,Chang, HC,Kitagawa, S,&Jin, GX.(2002).Syntheses and crystal structures of mononuclear rhodium hydrido complexes from the reactions of [Rh(H)(2)(PPh3)(2)(EtOH)(2)]ClO4 with various nitrogen ligands.POLYHEDRON,21(16),1613-1620.
MLA Yu, XY,et al."Syntheses and crystal structures of mononuclear rhodium hydrido complexes from the reactions of [Rh(H)(2)(PPh3)(2)(EtOH)(2)]ClO4 with various nitrogen ligands".POLYHEDRON 21.16(2002):1613-1620.

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来源:化学研究所

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