Categories Articles 4-Chloro-17β-hydroxyestr-4-en-3-one Post author By forendex.southernforensic CSA Names: 4-Chloro-17β-hydroxyestr-4-en-3-one Norclostebol CSA Location: Schedule III Section (f) Subsection (1.0)(52) CSA History: 70 FR 74653 added (and renumbered subsequent entries) effective 17 Jan 2006 77 FR 4228 renumbered effective 27 Jan 2012 Names: (17β)-4-Chloro-17-hydroxyestr-4-en-3-one (IUPAC) Molecular formula: C18H25ClO2 Nominal mass: 308 Average mass: 308.8429 Monoisotopic mass: 308.154308 CAS registry number: 19289-77-1 ChemSpider: 145769 PubChem: 166576 Wikipedia: Norclostebol Erowid: Steroids Drugs-Forum: Bluelight: Standard InChI: InChI=1S/C18H25ClO2/c1-18-9-8-11-10-4-6-15(20)17(19)13(10)3-2-12(11)14(18)5-7-16(18)21/h10-12,14,16,21H,2-9H2,1H3/t10-,11-,12-,14+,16+,18+/m1/s1 Standard InChI key: OZDDFAQVVGFDJP-YGRHGMIBSA-N SMILES: O=C1CC[C@H]2C(=C1Cl)CC[C@@H]1[C@@H]2CC[C@]2([C@H]1CC[C@@H]2O)C Tags: USCSA ← Testosterone dichloroacetate → 5-Androstenediol-3-benzoate