9α-hydroxyandrost-4-en-3,17-dione Synonyms:9-Hydroxyandrost-4-en-3,17-dion;9-Hydroxyandrost-4-ene-3,17-dione;Androst-4-ene-3,17-dione, 9-hydroxy-;9α-Hydroxy-4-androstene-3,17-dione;9alpha-hydroxyandrost-4-en-3,17-dione; CAS No. 560-62-3 Formule moléculaire:C19H26O3 Molecular Weight :302.40800