Oxymetholone Synonym: 17β-Hydroxy-2-(hydroxymethylene)-17-methyl-5α-androstan-3-one Anasterone CAS Number :434-07-1 Empirical Formula (Hill Notation) :C21H32O3 Molecular Weight :332.48 grade : analytical standard assay ≥95% form solid drug control USDEA Schedule III; Home Office Schedule 4.2; regulated under CDSA - not available from Sigma-Aldrich Canada color: white to light yellow solubility : H2O: ≤0.5 mg/mL ethanol: soluble6.7 mg/mL storage temp.: 2-8°C