(1R,11S,15R)-4,5-dimethoxy-12,12-dimethyl-6-propan-2-yl-16-oxatetracyclo[9.4.1.01,11.03,8]hexadeca-3,5,7,9-tetraen-15-ol 、
N,N'-硫羰基二咪唑 以
二氯甲烷 为溶剂,
反应 24.0h,
以1.16 g的产率得到O-[(1R,11S,15R)-4,5-dimethoxy-12,12-dimethyl-6-propan-2-yl-16-oxatetracyclo[9.4.1.01,11.03,8]hexadeca-3,5,7,9-tetraen-15-yl] imidazole-1-carbothioate