Lewis Basic Sulfide Catalyzed Electrophilic Bromocyclization of Cyclopropylmethyl Amide
作者:Ying-Chieh Wong、Zhihai Ke、Ying-Yeung Yeung
DOI:10.1021/acs.orglett.5b02557
日期:2015.10.16
A Lewis basic sulfide catalyzed electrophilic bromocyclization of cyclopropylmethyl amide has been developed. The catalytic protocol is applicable to both 1,1- and 1,2-substituted cyclopropylmethyl amides, giving oxazolines and oxazines in good yields and excellent diastereoselectivity.
已经开发了路易斯碱性硫化物催化的环丙基甲基酰胺的亲电溴环化反应。该催化规程适用于1,1-和1,2-取代的环丙基甲基酰胺,从而以良好的收率和出色的非对映选择性提供了恶唑啉和恶嗪。