CAS nr. 17916-75-5 Chemische naam:Estr-5-in-17-één, 3-hydroxy-, (3B)- SynoniemenEstr-5-en-17-one, 3-hydroxy-, (3B)-;(3S,8R,9S,10R,13S,14S)-3-hydroxy-13-methyl-1,2,3,4,7,8,9,10,11,12,13,14,15,16-tetradecahydro-17H-cyclopenta[A]phenantren-17-one CB-nummer:CB43060652 Moleculaire formule:C18H26O2 Formulegewicht:274.4