戊烯 、 (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 在
RuCl2(1,3-dimesityl-imidazolidin-2-yl)(PCy3)(=CHPh) 作用下,
以
甲苯 为溶剂,
反应 3.0h,
以26%的产率得到(1
2Z,2
2Z,2
4R,5S,8S)-5-isopropyl-2
4-methyl-8-((E)-pent-1-en-1-yl)-2
4,2
5-dihydro-7-oxa-4,11-diaza-1(4,2),2(2,4)-dithiazolacyclododecaphane-3,6,10-trione