文献类型：期刊文献

英文题名：One-pot synthesis of 4,4-difluoro-3-oxo-2-(triphenylphosphoranylidene)-δ-lactones by Reformatsky reaction

作者：Fang, Xiang[1,2,3];Yang, Xueyan[1,2];Zhao, Min[1,2];Di, Qingfeng[1,2];Wang, Xiaoguang[1,2];Wu, Fanhong[1,2,3]

机构：[1]E China Univ Chem Technol, Adv Mat Lab, Shanghai 200237, Peoples R China;[2]E China Univ Chem Technol, Sch Chem & Mol Engn, Inst Fine Chem, Shanghai 200237, Peoples R China;[3]Nankai Univ, State Key Lab Elementoorgan Chem, Tianjin 300071, Peoples R China

年份：2009

卷号：130

期号：10

起止页码：974

外文期刊名：JOURNAL OF FLUORINE CHEMISTRY

收录：;WOS:【SCI-EXPANDED(收录号:WOS:000271345400017)】；

基金：The authors thank the National Natural Science Foundation of China (NNSFC) (no. 20672034) for financial support.

语种：英文

外文关键词：Reformatsky reaction; Zinc; Cuprous chloride; gem-Difluoromethylenated delta-lactones

摘要：In the presence of zinc and a catalytic amount of cuprous chloride, ethyl 4-bromo-4,4-difluoro-3-oxo-2-(triphenylphosphoranylidene)butanoate 1 reacted with carbonyl compounds to give the gem-difluoromethylenated 2-(triphenylphosphoranylidene)-delta-lactones 4 in moderate to high yields. (C) 2009 Elsevier B.V. All rights reserved.