1-(difluoromethyl)-1H-indol-5-amine 、 4-[(4aS,4bR,7S,8aR,10aR)-7-{[dimethyl(2-methylprop-2-yl)silyl]oxy}-2,4b,8,8-tetramethyl-3,4,4a,4b,5,6,7,8,8a,9,10,10a-dodecahydrophenanthryl]butanoic acid 在
N-甲基咪唑 、 O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate 作用下,
以
乙腈 为溶剂,
生成 N-[1-(difluoromethyl)indol-5-yl]-4-[(4aS,4bR,7S,8aR,10aR)-7-{[dimethyl(2-methylprop-2-yl)silyl]oxy}-2,4b,8,8-tetramethyl-3,4,4a,4b,5,6,7,8,8a,9,10,10a-dodecahydrophenanthryl]butanamide