(η6-Arene)tricarbonylchromium and (η5-cyclohexadienyl)tricarbonylmanganese complexes:: indirect nucleophilic substitutions

被引:73
作者
Rose-Munch, F [1 ]
Gagliardini, V [1 ]
Renard, C [1 ]
Rose, E [1 ]
机构
[1] Univ Paris 06, UMR CNRS 761 1, Lab Synthese Organ & Organomet, F-75252 Paris 05, France
关键词
arene; arene complexes; aromatic substitution; benzenetricarbonylchromium; benzenetricarbonylmanganese; nucleophilic substitution;
D O I
10.1016/S0010-8545(98)00078-2
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Treatment of X-substituted (eta(6)-arene) tricarbonylchromium complexes with a nucleophile and a proton source afforded new arenetricarbonylchromium complexes via chromium hydride intermediates and elimination of HX (cine and tele nucleophilic aromatic substitutions). Treatment of (eta(5)-X-substituted-cyclohexadienyl)tricarbonyl manganese complexes with hydride and a proton source gave eta(5)-cyclohexadienyl complexes resulting from a cleavage of the C-X bond: the eta(3)-X-substituted cyclohexenyl intermediates underwent elimination of an agostic hydrogen and the X group. (C) 1998 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:249 / 268
页数:20
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