Methyl 7-azido-1,3,4,5,6,7-hexahydro-6-oxopyrrolo<4,3,2-fg><3>benzazocine-4-carboxylate 以
苯甲腈 为溶剂,
反应 2.0h,
以37%的产率得到Dimethyl 2,8,9,10,11,13,19,20,21,22-decahydro-8,19-dioxodiindolo<4,4a,3-e,f:4',4a',3'-n,o><1,4,10,13>tetraazacyclooctadecine-10,21-dicarboxylate