NGS67: Norgestrel 6(7)-Dehydro Impurity

Δ6-Levonorgestrel ;

Levonorgestrel EP Impurity M ;

(17α)-13-Ethyl-17-hydroxy-18,19-dinorpregna-4,6-dien-20-yn-3-one ;

CAS # 51087-61-7 ;

C21H26O2 ;
Mol. Wt.: 310.43 ;