Oxymetholone (Anadrol) Chemical Name: 5α-androstan-2-hydroxymethylene-17alpha-methyl-17beta-ol-3-one CAS: 434-07-1 EINECS: 207-098-6 Assay: 99% min. Molecular Formula: C21H32O3 Molecular weight: 332.48 Character: White crystalline powder. Categories: Pharmaceutical; Biochemistry; Hydroxyketosteroids; Steroids Usage: pharmaceutical material, Steroid hormone, Anabolin. As a male hormone and anabolic hormones.