POP-type ligands: Variable coordination and hemilabile behaviour

被引:130
作者
Adams, Gemma M. [1 ]
Weller, Andrew S. [1 ]
机构
[1] Univ Oxford, Dept Chem, Chem Res Lab, Mansfield Rd, Oxford OX1 3TA, England
基金
英国工程与自然科学研究理事会;
关键词
Hemilabile ligands; Variable coordination modes; Xantphos; DPEphos; POP ligands; Catalysis; CAMBRIDGE STRUCTURAL DATABASE; TRANSITION-METAL-COMPLEXES; RUTHENIUM PINCER COMPLEXES; S-SUBSTITUTED ALDEHYDES; O-P LIGAND; BITE-ANGLE; REDUCTIVE ELIMINATION; BIDENTATE PHOSPHINES; BOND ACTIVATION; CRYSTAL-STRUCTURES;
D O I
10.1016/j.ccr.2017.08.004
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Hemilabile ligands ligands containing two or more potential donors to a metal centre, of which one or more can dissociate have the ability to provide a transition metal complex with open coordination sites at which reactivity can occur, or stabilise low coordinate intermediates along reaction pathways. POP type ligands and in particular POP, Xantphos, DBFphos and DPEphos-based ligands contain three possible binding sites: two phosphines and an ether linker, thus have the potential to show kappa(1)-, kappa(2)- or kappa(3)-binding modes. This review summarises the examples where POP-type ligands display hemilabile, or closely related variable coordination, characteristics in either synthesis or catalysis. (C) 2017 The Authors. Published by Elsevier B.V.
引用
收藏
页码:150 / 172
页数:23
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