Methyltestosterone | 17a-Methyltestosterone Alias：17-Methyltestosterone Synonyms：17beta-Hydroxy-17alpha-methylandrost-4-en-3-one CAS NO.：58-18-4 Einecs No.：200-366-3 Molecular Formula：C20H30O2 Molecular Weight：302.45 Purity：99% Appearance：White crystalline powder Grade：Pharmaceutical grade Methyltestosterone can promote the male sex organs and used in seedling stage sex change. Methyltestosterone is a steroid hormone from the androgen and is found in mammals and other vertebrates. Methyltestosterone is primarily secreted in the tests of mails and the …