6-METHYLENEANDROST-4-ENE-3,17-DIONE CAS:19457-55-7 Synonymes: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; Formule moléculaire:C20H26O2 Molecular Weight :298.42 Pureté:99% Apparence:poudre blanche