6-METHYLENEANDROST-4-ENE-3,17-DIONE CAS:19457-55-7 Synonyms:6-Methyleneandrost-4-ene-3,7-dione;Androst-4-ene-3,17-dione-6-methylene ;6-Methyleneandrost-4-en-3,17-dione;6-Methylene-4-androstene-3,17-dione; Molecular formula:C20H26O2 Molecular Weight :298.42 Purity:99% Appearance:White powder

19-Nor-5(10)-androstene-3,17-dione CAS No : 3962-66-1 Molecular formula : C18H24O2 Molecular weight : 272.38 Natural/synthetic : synthetic Level : Pharmaceutical grade Content : 99% Appearance :Powder Application : Drug synthesis

1,4,6-Androstatrien-3,17-dione (ATD) is considered to be a potent irreversible aromatase inhibitor that is useful for inhibiting estrogen biosynthesis by binding and inactivating aromatase in peripheral and adipose tissues in a permanent manner. 1,4,6-Androstatrien-3,17-dione (ATD) is used to control estrogen synthesis and present in some of the over-the-counter muscle-enhancing and bodybuilding supplements. It increases testosterone levels in the body in an …