Norethisterone ;
Levonorgestrel EP Impurity U ;
17β-Hydroxy-17α-ethynylestr-4-en-3-one ;
CAS # 68-22-4 ;
C20H26O2 ;
Mol. Wt.: 298.42 ;
Norethisterone ;
Levonorgestrel EP Impurity U ;
17β-Hydroxy-17α-ethynylestr-4-en-3-one ;
CAS # 68-22-4 ;
C20H26O2 ;
Mol. Wt.: 298.42 ;