A short and stereoselective synthesis of highly substituted cyclopropanes from α,β-unsaturated carbonyl compounds with dichloromethyl p-tolyl sulfoxide
作者:Toshifumi Miyagawa、Toshinori Tatenuma、Makoto Tadokoro、Tsuyoshi Satoh
DOI:10.1016/j.tet.2008.03.034
日期:2008.5
The reaction of the α-sulfinyl carbanion of dichloromethyl p-tolyl sulfoxide with a variety of α,β-unsaturated carbonyl compounds gave highly substituted cyclopropanes (up to five substituents) in good to high yields with high stereoselectivity.
二氯甲基对甲苯基亚砜的α-亚磺酰基碳负离子与各种α,β-不饱和羰基化合物的反应以良好的产率,高的立体选择性和高收率得到了高度取代的环丙烷(最多五个取代基)。