(R)-2-{[2-(4-Benzoyl-benzoylamino)-acetyl]-methyl-amino}-4-methyl-pentanoic acid methyl ester 在
N-甲基吗啉 、 lithium hydroxide 、 (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate 作用下,
以
四氢呋喃 、
甲醇 、
二氯甲烷 为溶剂,
生成 4-benzoyl-N-[2-[[(2R)-1-[[(3S,6S,8S,12S,13R,16S,17R,20S,23S)-13-[(2S)-butan-2-yl]-12-hydroxy-20-[(4-methoxyphenyl)methyl]-6,17,21-trimethyl-3-(2-methylpropyl)-2,5,7,10,15,19,22-heptaoxo-8-propan-2-yl-9,18-dioxa-1,4,14,21-tetrazabicyclo[21.3.0]hexacosan-16-yl]amino]-4-methyl-1-oxopentan-2-yl]-methylamino]-2-oxoethyl]benzamide