(5S,8S)-8-((S)-2-((S)-2-(3-((S)-1-((R)-2-aminopropanamido)ethyl)-4H-1,2,4-triazol-4-yl)-3-(4-methoxyphenyl)propanamido)-N-methylpropanamido)-36-methoxy-6-methyl-7-oxo-2-oxa-6-aza-1(1,4),3(1,3)-dibenzenacyclononaphane-5-carboxylic acid 在
五氟苯基二苯基磷酸酯 、
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 120.0h,
以2.4 mg的产率得到(1S,4R,7S,13S,16S,19S)-27-methoxy-13-[(4-methoxyphenyl)methyl]-4,7,16,18,32-pentamethyl-25-oxa-3,6,9,10,12,15,18,32-octazapentacyclo[17.12.2.221,24.126,30.08,12]hexatriaconta-8,10,21,23,26,28,30(34),35-octaene-2,5,14,17,33-pentone