Categories Articles 4-Dihydrotestosterone Post author By forendex.southernforensic CSA Names: 4-Dihydrotestosterone 17β-Hydroxyandrostan-3-one CSA Location: Schedule III Section (f) Subsection (1.0)(19) CSA History: 56 FR 5753 added effective 27 Feb 1991 70 FR 74653 replacement for “[Reserved]” effective 17 Jan 2006 77 FR 4228 renumbered effective 27 Jan 2012 Names: (5α,17β)-17-Hydroxyandrostan-3-one (IUPAC) Molecular formula: C19H30O2 Nominal mass: 290 Average mass: 290.4403 Monoisotopic mass: 290.224580 CAS registry number: 521-18-6 ChemSpider: 10189 PubChem: 10635 Wikipedia: Dihydrotestosterone Erowid: Steroids Drugs-Forum: Bluelight: Standard InChI: InChI=1S/C19H30O2/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h12,14-17,21H,3-11H2,1-2H3/t12-,14-,15-,16-,17-,18-,19-/m0/s1 Standard InChI key: NVKAWKQGWWIWPM-ABEVXSGRSA-N SMILES: O=C1CC[C@]2([C@H](C1)CC[C@@H]1[C@@H]2CC[C@]2([C@H]1CC[C@@H]2O)C)C Tags: USCSA ← White phosphorus → 5F CUMYL-PICA