N-乙基哌嗪 、
7-(((6S,9aS)-2-allyl-1-(benzylcarbamoyl)-6-(4-hydroxybenzyl)-4,7-dioxohexahydro-1H-pyrazino[2,1-c][1,2,4]-triazin-8(2H)-yl)methyl)-1-methyl-1H-indole-3-carboxylic acid 在
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,
反应 12.5h,
以59%的产率得到(6S,9aS)-N-benzyl-8-[[3-(4-ethylpiperazine-1-carbonyl)-1-methylindol-7-yl]methyl]-6-[(4-hydroxyphenyl)methyl]-4,7-dioxo-2-prop-2-enyl-3,6,9,9a-tetrahydropyrazino[2,1-c][1,2,4]triazine-1-carboxamide