(1R,3aS,3bS,10aR,10bS,11S,12aS)-7-{3-[(2-amino-2-oxoethyl)carbamoyl]phenyl}-11-hydroxy-10a,12a-dimethyl-1-(propanoyloxy)-1,2,3,3a,3b,4,5,7,10,10a,10b,11,12,12a-tetradecahydrocyclopenta[5,6]naphtho[1,2-f]indazole-1-carboxylic acid 、
二甲氨基硫代甲酰氯 在
sodium iodide
三乙胺 作用下,
以
水 、
丙酮 、
异丁酰胺 为溶剂,
反应 24.0h,
以40%的产率得到(1R,3aS,3bS,10aR,10bS,11S,12aS)-7-{3-[(2-amino-2-oxoethyl)carbamoyl]phenyl}-1-{[(dimethylcarbamoyl)sulfanyl]carbonyl}-11-hydroxy-10a,12a-dimethyl-1,2,3,3a,3b,4,5,7,10,10a,10b,11,12,12a-tetradecahydrocyclopenta[5,6]naphtho[1,2-f]indazol-1-yl propanoate