rac-3,3-ethanediyldioxy-11β,18a-epoxy-18a-methyl-18-homo-14β-androsta-5,16,18-triene-17-carbaldehyde 在
吡啶 、
potassium permanganate 、 palladium on activated charcoal 、
乙醇 、
丙酮 作用下,
生成 (+/-)-11β,18a-Epoxy-3-ethylendioxy-18a-methyl-17α-methoxycarbonyl-18-homo-14-isoandrostadien-(5,18)