Product name 16a,17a-Epoxyprogesterone CAS Number 1097-51-4 Synonyms 16,17-Epoxypregn-4-ene-3,20-dione;16-alfa,17-epoxy-pregn-4-ene-20-dione;16-alfa,17-epoxypregn-4-ene-3,20-dione;16,17-EPOXYPChemicalbookROGESTERONE;16,17-ALPHA-EPOXYPROGESTERONE;16en,17a-epoxy-4-pregnen-3,20-dione;17-epoxy-20-dion(16-alfa)-pregn-4-ene-16;W-oxide Molecular formula C21H28O3 Molecular weight 328.45 Renhet 99% Utseende Hvitt pulver EINECS-nummer 214-147-5