
Ethinylestradiol EP Impurity M ;
2-Methyl Ethynyl Estradiol ;
(17α)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol ;
CAS # 3240-39-9 ;
C21H26O2 ;
MW: 310.43 ;
Ethinylestradiol EP Impurity M ;
2-Methyl Ethynyl Estradiol ;
(17α)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol ;
CAS # 3240-39-9 ;
C21H26O2 ;
MW: 310.43 ;