title: Testosterone and 17-methyltestosterone from hyodeoxycholic acid.
abstract: The preparation of the title compounds from hyodeoxycholic acid is described. A modified Oppenauer oxidation using alumina in place of conventional alkoxide catalyst is outlined.
mesh_terms: D000731:Androstanes; D003840:Deoxycholic Acid; D007536:Isomerism; D008722:Methods; D008777:Methyltestosterone / Q000138:chemical synthesis*; D010084:Oxidation-Reduction; D011278:Pregnanes; D013739:Testosterone / Q000138:chemical synthesis*
chemical_list: D000731:Androstanes; D011278:Pregnanes; D003840:Deoxycholic Acid; D013739:Testosterone; C010471:hyodeoxycholic acid; D008777:Methyltestosterone