CAS RN 19914-67-1
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13-Ethyl-17-hydroxy-18,19-dinor-17Alpha-pregn-5(10)-en-20-yn-3-one(Levo Norgestrel Impurity), TRC
CAS: 19914-67-1 Molecular Formula: C21 H28 O2 Molecular Weight (g/mol): 312.45 Synonym: (17α)-13-ethyl-17-hydroxy-18,19-Dinorpregn-5(10)-en-20-yn-3-one,18,19-Dinor-17α-pregn-5(10)-en-20-yn-3-one, 13-ethyl-17-hydroxy- (7CI,8CI),13-Ethyl-17α-ethynyl-17-hydroxygon-5(10)-en-3-one,Levonorgestrel Imp. B (EP) IUPAC Name: (8R,9S,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one SMILES: CC[C@]12CC[C@H]3[C@@H](CCC4=C3CCC(=O)C4)[C@@H]1CC[C@@]2(O)C#C