(5R,8S,11S)-11-ethenyl-5-methyl-8-propan-2-yl-10-oxa-3,17-dithia-7,14,19,20-tetrazatricyclo[14.2.1.12,5]icosa-1(18),2(20),16(19)-triene-6,9,13-trione 、
tert-butyl (2-(hex-5-enamido)phenyl)carbamate 在
二甲基亚砜 作用下,
以
甲苯 为溶剂,
反应 3.0h,
以20%的产率得到tert-butyl (2-((E)-6-((12Z,22Z,24R,5S,8S)-5-isopropyl-24-methyl-3,6,10-trioxo-24,25-dihydro-7-oxa-4,11-diaza-1(4,2),2(2,4)-dithiazolacyclododecaphane-8-yl)hex-5-enamido)phenyl)carbamate