Val-Abo-(D,L)-Val-CF
3 、
4-({[4-(2,6-dimethyl-3,5-dicarbethoxy-1,4-dihydropyridin-4-yl)benzoyl]amino}sulfonyl)benzoic acid 在
(benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 18.0h,
生成 4-({[4-(2,6-dimethyl-3,5-dicarbethoxy-1,4-dihydropyridin-4-yl)benzoyl]amino}sulfonyl)benzoyl-Val-Abo-(R,S)-Val-CF3