(2S,3S)-2-[((R)-2-{(S)-1-[(3S,4R,7S)-3-((S)-2-Amino-propionyloxy)-7-methoxy-2,2,4-trimethyl-decanoylamino]-ethyl}-4-methyl-4,5-dihydro-thiazole-4-carbonyl)-methyl-amino]-3-methyl-pentanoic 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,
生成 (1R,4R,7S,10S,14S)-4-((S)-sec-Butyl)-10-((1R,4S)-4-methoxy-1-methyl-heptyl)-1,3,7,11,11,14-hexamethyl-9-oxa-16-thia-3,6,13,18-tetraaza-bicyclo[13.2.1]octadec-15(18)-ene-2,5,8,12-tetraone