The preparation of masked N-substituted beta-enamino acid derivatives 3a-n by reaction of 2-alkyl-oxa(thia)zolines 2a,b with imidoylbenzotriazoles 1a-g in the presence of LDA was described.
作者:Alan R. Katritzky、Augustine Donkor、Yunfeng Fang
DOI:10.1021/jo001662+
日期:2001.6.1
The preparation of masked N-substituted beta-enamino acid derivatives 3a-n by reaction of 2-alkyl-oxa(thia)zolines 2a,b with imidoylbenzotriazoles 1a-g in the presence of LDA was described.