title: Stereospecific synthesis of the four 20,22-epoxycholesterols and of (Z)-20(22)-dehydrocholesterol.
mesh_terms: D002784:Cholesterol / Q000031:analogs & derivatives* / Q000138:chemical synthesis; D004852:Epoxy Compounds / Q000138:chemical synthesis; D013237:Stereoisomerism
chemical_list: D004852:Epoxy Compounds; D002784:Cholesterol