o-Bromophenylzinc compound:: A readily available and efficient synthetic equivalent of o-phenylene 1-anion 2-cation

被引:22
作者
Okano, M [1 ]
Amano, M [1 ]
Takagi, K [1 ]
机构
[1] Okayama Univ, Fac Sci, Dept Chem, Okayama 700, Japan
关键词
D O I
10.1016/S0040-4039(98)00443-2
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
An o-bromophenylzinc compound, first prepared in an excellent yield by the reaction of o-bromoiodobenzene with zinc powder in THF, was found to be an efficient synthetic equivalent of o-phenylene 1-anion 2-cation in Pd(O)-catalyzed stepwise cross-coupling reactions, affording unsymmetrically 12-disubstituted benzenes with diverse substitution patterns and with a variety of functional groups. (C) 1998 Elsevier Science Ltd. All rights reserved.
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页码:3001 / 3004
页数:4
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