1-hydroxymethyl-3-(1-methyl-1H-indol-3-yl)-4-(1-methyl-6-nitro-1H-indol-3-yl)-pyrrole-2,5-dione 、
氯甲酸烯丙酯 、
1,5-二氮杂双环[4.3.0]壬-5-烯 在
4-二甲氨基吡啶 ethyl acetate n-hexane 作用下,
以
四氢呋喃 为溶剂,
反应 14.0h,
以to afford carbonic acid allyl ester 3-(1-methyl-1H-indol-3-yl)-4-(1-methyl-6-nitro-1H-indol-3-yl)-2,5-dioxo-2,5-dihydro-pyrrol-1-ylmethyl ester as a red solid (m.p. 191-194° C.)的产率得到carbonic acid allyl ester 3-(1-methyl-1H-indol-3-yl)-4-(1-methyl-6-nitro-1H-indol-3-yl)-2,5-dioxo-2,5-dihydro-pyrrol-1-ylmethyl ester