CAS Number
100021-05-4
5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel (~90%)
SL Number
CSL-18898
Category
impurity
Molecular Formula
C21H28O2
Molecular Weight
312.45
Description
(17alpha)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5-en-20-yn-3-one; Levonorgestrel EP Impurity P
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