2-(Diethylcarbamoylamino)-5-(trifluoromethyl)benzoic acid 、 在
(benzotriazol-1-yloxy)tris-(dimethylamino)phosphonium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
生成 (+/-)2-{[(Diethylamino)carbonyl]amino}-N-(2-{[(1S*,2R*)-2-({[4-(methylthio)phenyl]sulfonyl}methyl)cyclohexyl]amino}-2-oxoethyl)-5-(trifluoromethyl)benzamide