LNG03: Levonorgestrel EP Impurity C

Levonorgestrel EP Impurity C ;

13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol ;

CAS # 1337972-89-0 ;

C23H28O ;

MW: 320.47 ;