NED04: Norethindrone EP Impurity D

Norethindrone 5,10-Dehydro Impurity ;

Norethynodrel ;

17β-Hydroxy-17α-ethynylestr-5(10)-en-3-one ;

CAS # 68-23-5 ;

C20H26O2 ;

Mol. Wt.: 298.42 ;