NGS03: Norgestrel EP Impurity C

Levonorgestrel EP Impurity H Racemate ;

rac-13-Ethyl-6β,17-dihydroxy-18,19-dinor-17α-pregn-4-en-20-yn-3-one ;    

CAS # 20402-61-3 ;

C21H28O3 ;
Mol. Wt.: 328.45 ;