Mestanolone Synonyms: Mestanlone; Methyldihydrotestosterone CAS: 521-11-9 EINECS: 208-302-6 Assay: 99% min. Packing: foil bag or tin. Delivery: Express courier. Character: White crystalline powder. Mp 224-226℃ Categories: Biochemistry; Hydroxyketosteroids; Steroids Usage: pharmaceutical material, Steroid hormone, Anabolin. For the treatment of male hypogonadism and reduced sperm infertility.