(12S,22Z,32Z,52S,122Z,8S,11S,15R)-8-(4-aminobutyl)-15-benzyl-11-methyl-7,10,14-triaza-3(2,4)-oxazola-2,12(2,4)-dithiazola-1(2,1),5(1,2)-dipyrrolidinacyclohexadecaphane-4,6,9,13,16-pentaone 、
15-生物素-氨基-4,7,10,13-二氧杂壬酸N-羟基琥珀酰亚胺 在
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以39%的产率得到5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-N-[2-[2-[2-[2-[3-[4-[(6S,12R,19S,22S,25S)-12-benzyl-19-methyl-11,14,21,24,30-pentaoxo-33-oxa-4,17-dithia-10,13,20,23,29,34,35,36-octazahexacyclo[29.2.1.12,5.115,18.06,10.025,29]hexatriaconta-1(34),2,5(36),15,18(35),31-hexaen-22-yl]butylamino]-3-oxopropoxy]ethoxy]ethoxy]ethoxy]ethyl]pentanamide