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.