1,6-bis(2-vinylphenoxy)hexane 、
octane-1,8-diyl bis(2-diazo-4,4-dimethyl-3,5-dioxohexanoate) 在
dirhodium tetraacetate 作用下,
以
苯 为溶剂,
反应 1.0h,
以60%的产率得到(4bR,6R,8aS,20aS,23R,24aR)-6,7,7,22,22,23-hexamethyl-4b,5,6,7,11,12,13,14,15,16,17,18,22,23,24,24a,30,31,32,33,34,35-docosahydro-6,8a:20a,23-diepoxytetrabenzo[c,e,o,q][1,7,14,20]tetraoxacyclooctacosine-8,9,20,21-tetraone