以
苯 为溶剂,
生成 8d-((R)-2-Methoxy-2-phenyl-acetoxymethyl)-4b,8d-dihydro-dibenzo[a,f]cyclopropa[cd]pentalene-8b,8c-dicarboxylic acid dimethyl ester 、 4b-((R)-2-Methoxy-2-phenyl-acetoxymethyl)-4b,8d-dihydro-dibenzo[a,f]cyclopropa[cd]pentalene-8b,8c-dicarboxylic acid dimethyl ester