Title: Mestanolone
CAS Registry Number: 521-11-9
CAS Name: (5a,17b)-17-Hydroxy-17-methylandrostan-3-one
Synonyms: 17b-hydroxy-17a-methyl-3-androstanone; 17a-methylandrostan-17b-ol-3-one; 17a-methylandrostan-3-on-17b-ol
Trademarks: Anabo (Hokuriku); Antalone (Kobayashi); Duramin (Fuji); Mechiaron (Choseido); Prohormo (Pharmar); Protenolon (Showa); Tantarone (Mohan)
Molecular Formula: C20H32O2
Molecular Weight: 304.47
Percent Composition: C 78.90%, H 10.59%, O 10.51%
Literature References: Prepd by the oxidation of 17-methyl-3,17-androstanediol: Ruzicka
et al., Helv. Chim. Acta 18, 1487 (1935);
CH 208080 (1940 to Ciba).
Properties: Crystals from ethyl acetate, mp 192-193°. Insol in water. Sol in acetone, alcohol, ether, ethyl acetate.
Melting point: mp 192-193°
NOTE: This is a controlled substance (anabolic steroid):
21 CFR, 1308.13, as defined in 1300.01.
Therap-Cat: Anabolic.
