对甲苯磺酸 、 醋酸泼尼松龙环氧 、 吡啶 、 Isopropenylacetate 反应 2.5h,
以to give crude 9β,11β-epoxy-3,17,21-triacetoxy-pregna-1,3,5-trien-20-one as a hard gum (25 g) which could not的产率得到3,17,21-triacetoxy-9β,11β-epoxy-pregna-1,3,5-triene-20-one
参考文献:
名称:
3-Acetoxy-9.beta.-11.beta.-epoxy-dienes and the preparation of the