(R)-2'-(((tert-butoxycarbonyl)amino)methyl)-4-methyl-4,5-dihydro-[2,4'-bithiazole]-4-carboxylic acid 、 在
N-羟基-7-氮杂苯并三氮唑 、
N,N-二异丙基乙胺 、
Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
二氯甲烷 为溶剂,
反应 12.0h,
生成 (S)-2-(trimethylsilyl)ethyl 3-((S)-2-((R)-2-(2-((tert-butoxycarbonyl)methyl)thiazol-4-yl)-4-methyl-4,5-dihydrothiazole-4-carboxamido)-3-phenylpropanoyloxy)-7-(octanoylthio)hept-4-enoate 、
(S)-2-(trimethylsilyl)ethyl 3-((S)-2-((R)-2-(2-((tert-butoxycarbonyl)methyl)thiazol-4-yl)-4-methyl-4,5-dihydrothiazole-4-carboxamido)-3-phenylpropanoyloxy)-7-(octanoylthio)hept-4-enoate