(17)-Spiro(androst-4-ene-17,2'-oxiran)-3-one is an intermediate in the synthesis of (3α,?17α)?-4-?Chloro-?3-?hydroxy-?17-?methyl-18-?Norandrosta-?4,?13-?diene-?17-?methanol (C366868), a metabolite of Dehydrochloromethyltestosterone (DHCMT) and a related compound of clostebol acetate (C587395), an anabolic steroid.