ETG04: Etonogestrel EP Impurity D

Etonogestrel USP RC A ;    

13-Ethyl-11-methylenegon-4-ene-3,17-dione ; 13-Ethyl-11-methylene-18-norestr-4-ene-3,17-dione ;    

CAS # 54024-17-8 ;

C20H26O2 ;
Mol. Wt.: 298.42 ;