Diazo-[2-((3aS,6aR)-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrol-5-yl)-phenyl]-acetic acid methyl ester 在
dirhodium tetraacetate 作用下,
以
二氯甲烷 为溶剂,
反应 7.0h,
生成
methyl (8R,9R,10S,14R)-12,12-dimethyl-11,13-dioxa-1-azatetracyclo[7.6.0.02,7.010,14]pentadeca-2,4,6-triene-8-carboxylate 、 、 methyl (8S,9R,10S,14R)-12,12-dimethyl-11,13-dioxa-1-azatetracyclo[7.6.0.02,7.010,14]pentadeca-2,4,6-triene-8-carboxylate 、