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Found 53 results for Levonorgestrel Impurity 13

(5R,8r,9s,10r,13s,14s,17r)-13-ethyl-17-ethynyl-17-hydroxy-5-methoxy-2,4,6,7,8,9,10,11,12,14,15,16-dodecahydro-1h-cyclopenta[a]phenanthren-3-one CAS 155683-60-6 PubChem CID 71316193

C#C[C@]1(O)CC[C@H]2[C@@H]3CC[C@@]4(OC)CC(=O)CC[C@@H]4[C@H]3CC[C@@]21CC
Levonorgestrel Imp. U (EP); Norethisterone Acetate Imp. A (EP); (17alpha)-17-Hydroxy-19-Norpregn-4-en-20-yn-3-one; 17-Hydroxy-19-nor-17alpha-pregn-4-en-20 yn-3-one; 17alpha-Ethinyl-17beta-hydroxy-Delta4-estren-3-one; 17alpha-Ethinyl-19-nortestosterone; 17alpha-Ethinylestr-4-en-17beta-ol-3-one; 17alpha-Ethynyl-17-hydroxy-4-estrene-3-one; 17alpha-Ethynyl-17-hydroxyest-4-en-3-one; 17alpha-Ethynyl-17-hydroxyestr-4-en-3-one; 17alpha-Ethynyl-17beta-hydroxy-19-norandrost-4-en-3-one; 17alpha-Ethynyl-17beta-hydroxyestr-4-en-3-one; 17alpha-Ethynyl-19-nor-androst-4-en-17beta-ol-3-one; 17alpha-Ethynyl-19-nortestosterone; 17alpha-Ethynyl-3-oxo-4-estren-17beta-ol; 17beta-Hydroxy-17alpha-ethynylestr-4-en-3-one; 19-Nor-17alpha-ethynyl-17beta-hydroxy-4-androsten-3-one; 19-Nor-17alpha-ethynylandrosten-17beta-ol-3-one; 19-Nor-17alpha-ethynyltestosterone; 19-Norandrost-4-en-3-one, 17alpha-ethynyl-17beta-hyd CAS 68-22-4 PubChem CID 6230

C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@@]21C
(13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-4,11,12,13,14,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-3(2H)-one CAS 155683-59-3 PubChem CID 125403270

C#C[C@]1(O)CC[C@H]2c3ccc4c(c3CC[C@@]21CC)CCC(=O)C4
Gon-4-en-3-one, 13-ethyl-17-hydroxy-, (17ss)-; Gon-4-en-3-one, 13-ethyl-17ss-hydroxy- (7CI,8CI); 13-Ethyl-17ss-hydroxygon-4-en-3-one; 17ss-Hydroxy-13-ethylgon-4-en-3-one; 18-Methyl-19-nortestosterone; RU 3366; 13-Ethyl-17ss-hydroxygon-4-en-3-one (18-Methylnandrolone); Levonorgestrel Imp. K (EP); Gon-4-en-3-one, 13-ethyl-17-hydroxy-, (17beta)-; Gon-4-en-3-one, 13-ethyl-17beta-hydroxy- (7CI,8CI); 13-Ethyl-17beta-hydroxygon-4-en-3-one; 17beta-Hydroxy-13-ethylgon-4-en-3-one; 18-Methyl-19-nortestosterone; RU 3366; 13-Ethyl-17beta-hydroxygon-4-en-3-one (18-Methylnandrolone); CAS 793-55-5 PubChem CID 10039774

CC[C@]12CC[C@H]3[C@@H](CCC4=CC(=O)CC[C@@H]43)[C@@H]1CC[C@@H]2O
13-ethyl-3-methoxy-4,6,7,8,9,11,12,13,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-16-ol(non-preferred name) CAS 14507-49-4 PubChem CID 85746

CCC12CCC3C4=C(CCC3C1CC(O)C2)CC(OC)=CC4
13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3h-cyclopenta[a]phenanthren-3-one(non-preferred name) CAS 797-63-7 PubChem CID 4542

C#CC1(O)CCC2C3CCC4=CC(=O)CCC4C3CCC21CC
(1R,3aS,3bR,7Z,9aR,9bS,11aS)-11a-ethyl-1-ethynyl-7-(hydroxyimino)-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-ol CAS 74183-54-3 PubChem CID 6537152

C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=C/C(=N\O)CC[C@@H]4[C@H]3CC[C@@]21CC
(8r,9s,14s)-13-ethyl-17-ethynyl-3-methoxy-7,8,9,11,12,13,14,15,16,17-decahydro-6h-cyclopenta[a]phenanthren-17-ol(non-preferred name) CAS 14009-70-2 PubChem CID 192895

C#CC1(O)CC[C@H]2[C@@H]3CCc4cc(OC)ccc4[C@H]3CCC21CC
(8r,9s,13s,14s,17s)-13-ethyl-3-methoxy-4,6,7,8,9,11,12,13,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-17-ol(non-preferred name) CAS 1038-28-4 PubChem CID 101950

CC[C@]12CC[C@@H]3C4=C(CC[C@H]3[C@@H]1CC[C@@H]2O)CC(OC)=CC4
18,19-Dinorpregn-20-yn-3-one, 13-ethyl-17-hydroxy-, (5a,17a)- (9CI); 5a-Dihydrolevonorgestrel; (5a,17a)-13-Ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one; 13-Ethyl-17-hydroxy-18,19-dinor-5a,17a-pregn-20-yn-3-one CAS 78088-19-4 PubChem CID 9995794

C#C[C@]1(O)CC[C@H]2[C@@H]3CC[C@H]4CC(=O)CC[C@@H]4[C@H]3CC[C@@]21CC
18-Methyl Mestranol; 13-Ethyl-3-methoxy-18,19-dinor-17?-pregna-1,3,5(10)-trien-20-yn-17-ol; 13?-Ethyl-17?-ethynyl-3-methoxyestra-1,3,5(10)-trien-17?-ol CAS 14009-70-2 PubChem CID 22790399

C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(OC)ccc4[C@H]3CC[C@@]21CC
(1S,3aS,3bR,9aR,9bS,11aS)-11a-Ethyl-1-ethynyl-1-hydroxy-1,2,3,3a,3b,4,5,8,9,9a,9b,10,11,11a-tetradecahydro-7H-cyclopenta[a]phenanthren-7-one CAS 178737-52-5 PubChem CID 12598302

C#C[C@@]1(O)CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@@]21CC
(8R,9R,10R,14S)-13-ethyl-17-ethynyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol CAS 124478-41-7 PubChem CID 14883205

C#CC1(O)CCC2C3CCC4=CCCCC4C3CCC21CC
(8R,10R,13S,17R)-13-ethyl-17-ethynyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol CAS 32419-58-2 PubChem CID 46781541

C#C[C@]1(O)CCC2[C@@H]3CCC4=CCCC[C@@H]4C3CC[C@@]21CC
(5S,8R,9S,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-2,4,5,6,7,8,9,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one PubChem CID 139025152

C#C[C@]1(O)CC[C@H]2[C@@H]3CC[C@H]4CC(=O)CC=C4[C@H]3CC[C@@]21CC
L(+)-Norgestrel; 18,19-Dinorpregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (8a,9ss,10a,13a,14ss)-; (8a,9ss,10a,13a,14ss)-13-Ethyl-17-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one; (+)-Norgestrel; Dextronorgestrel; L-Norgestrel CAS 797-64-8 PubChem CID 62929

C#C[C@@]1(O)CC[C@@H]2[C@H]3CCC4=CC(=O)CC[C@H]4[C@@H]3CC[C@]21CC
(1R,3aS,3bR,7E,9aR,9bS,11aS)-11a-ethyl-1-ethynyl-7-(hydroxyimino)-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-ol CAS 53016-31-2 PubChem CID 9568628

C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=C/C(=N/O)CC[C@@H]4[C@H]3CC[C@@]21CC
(13s,14s,17s)-13-ethyl-3-methoxy-7,11,12,13,14,15,16,17-octahydro-6h-cyclopenta[a]phenanthren-17-ol(non-preferred name) CAS 7443-72-3 PubChem CID 111300

CC[C@]12CCC3=C(CCc4cc(OC)ccc43)[C@@H]1CC[C@@H]2O
(9R,10R,13R,17R)-13-Ethyl-17-ethynyl-17-hydroxy-1,2,6,7,9,10,11,12,13,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one CAS 110785-09-6 PubChem CID 71315326

C#C[C@]1(O)CCC2=C3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@]21CC
13-ethyl-17-ethynyl-3-methoxy-4,6,7,8,9,11,12,13,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-17-ol(non-preferred name) CAS 14507-51-8 PubChem CID 85747

C#CC1(O)CCC2C3CCC4=C(CC=C(OC)C4)C3CCC21CC