LNG09: Levonorgestrel EP Impurity I

LNG09: Levonorgestrel EP Impurity I

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Levonorgestrel EP Impurity I ;

10-Hydroxy Levonorgestrel ;

13-Ethyl-10,17-dihydroxy-18,19-dinor-17α-pregn-4-en-20-yn-3-one ;

CAS # 20402-62-4 ; 21508-50-9 ;

C21H28O3 ;

MW: 328.45 ;