(S)-9-(3-bromopropoxy)-4,11-diethyl-4-hydroxy-1,12-dihydro-14H-pyrano[3’,4’:6,7]indolizino[1,2-b]quinoline-3,14(4H)-dione 在
sodium methylate 、
N,N-二异丙基乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
甲醇 、
N,N-二甲基甲酰胺 、
丙酮 为溶剂,
反应 15.5h,
生成 (S)-1-azido-N-(2-((3-((4,11-diethyl-4-hydroxy-3,14-dioxo-3,4,12,14-tetrahydro-1H-pyrano[3’,4':6,7]indolizino[1,2-b]quinolin-9-yl)oxy)propyl)disulfanyl)-2-methylpropyl)-3,6,9,12,15,18,21,24,27,30,33-undecaoxahexatriacontan-36-amide