The trifluoromethylation of 1,1-dibromo-1-alkenes using trifluoromethylcopper (CF3Cu) generated in situ from methyl fluorosulfonyldifluoroacetate
作者:Feng-Ling Qing、Xingguo Zhang、Yiyuan Peng
DOI:10.1016/s0022-1139(01)00451-1
日期:2001.10
The trifluoromethylation of 2-aryl-1,1-dibromo-1-alkenes with CF3Cu under palladium catalysis gave bistrifluoromethylated compounds (2), whereas under the same reaction conditions, monotrifluoromethylated products (3) were obtained exclusively in the case of 2-alkyl-1,1-dibromo-1-alkenes. (C) 2001 Elsevier Science B.V. All rights reserved.