描述:
trimethyl 2-oxo-1,2,3,9a-tetrahydro-3,9a-ethenocarbazole-1-spirocyclopentane-4,10,11-tricarboxylate 190.0~210.0 ℃
、26.66 Pa
条件下,
反应 0.25h,
以70 mg的产率得到dimethyl 4,6-dioxo-5,6-dihydro-4H-pyrido<3,2,1-jk>carbazole-5-spirocyclopentane-1,3-dicarboxylate