NEA02: Norethindrone Acetate EP Impurity B

Norethindrone Acetate 5,10-Dehydro Impurity ;

Norethynodrel Acetate ;

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

CAS # 19637-28-6 ;

C22H28O3 ;

Mol. Wt.: 340.46 ;