(2a,8-Dibenzoyl-3-methyl-2b,8b-dihydro-2aH-cyclopropa[3,4]pentaleno[1,2-b]naphthalen-8c-yl)-phenyl-methanone 以
邻二氯苯 为溶剂,
反应 0.33h,
以82%的产率得到(18-Benzoyl-14-hydroxy-10-methyl-14-phenyl-13-oxapentacyclo[10.5.1.02,11.04,9.015,18]octadeca-2,4,6,8,10,16-hexaen-3-yl)-phenylmethanone