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Ethinylestradiol Imp. I (EP); 19-Nor-17alpha-pregna-1,3,5(10),6-tetraen-20-yne-3,17-diol; 6,7-Didehydroethinylestradiol; Ethinylestradiol Impurity I CAS 67703-68-8 PubChem CID 11208630
C#C[C@]1(O)CC[C@H]2[C@@H]3C=Cc4cc(O)ccc4[C@H]3CC[C@@]21C -
(8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol; [(8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate CAS 8015-12-1 PubChem CID 63020
C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C.C#C[C@]1(OC(C)=O)CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@@]21C -
(17a)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol (9CI); 4-Methyl Ethynyl Estradiol; 4-Methyl-19-nor-17a-pregna-1,3,5(10)-trien-20-yne-3,17-diol (4-Methyl-ethinylestradiol); Ethinylestradiol Imp K. (EP) CAS 155683-61-7 PubChem CID 71587537
C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4c(ccc(O)c4C)[C@H]3CC[C@@]21C -
(1R,3aS,3bR,9bS,11aS)-8-{[(1R,3aS,3bR,9bS,11aS)-1-ethynyl-1-hydroxy-11a-methyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-7-yl]oxy}-1-ethynyl-11a-methyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthrene-1,7-diol CAS 303014-91-7 PubChem CID 101064273
C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(Oc5cc6c(cc5O)CC[C@@H]5[C@@H]6CC[C@@]6(C)[C@H]5CC[C@@]6(O)C#C)ccc4[C@H]3CC[C@@]21C -
(1R,3aS,3bR,9bS,11aS)-6-{[(1R,3aS,3bR,9bS,11aS)-1-ethynyl-1-hydroxy-11a-methyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-7-yl]oxy}-1-ethynyl-11a-methyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthrene-1,7-diol CAS 303014-90-6 PubChem CID 101064274
C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(Oc5c(O)ccc6c5CC[C@@H]5[C@@H]6CC[C@@]6(C)[C@H]5CC[C@@]6(O)C#C)ccc4[C@H]3CC[C@@]21C -
(8R,9S,10R,13S,14S,17R)-17-acetyl-17-hydroxy-6,10,13-trimethyl-2,8,9,11,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-3-one; (8R,9S,13S,14S)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol CAS 67783-17-9 PubChem CID 191859
C#CC1(O)CC[C@H]2[C@@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C.CC(=O)[C@@]1(O)CC[C@H]2[C@@H]3C=C(C)C4=CC(=O)CC[C@]4(C)[C@H]3CC[C@@]21C -
(17a)-3,17-Dihydroxy-19-norpregna-1,3,5(10)-trien-20-yn-16-one; 16-Oxo Ethynyl Estradiol; 3,17-Dihydroxy-19-nor-17a-pregna-1,3,5(10)-trien-20-yn-16-one (16-Oxoethinylestradiol; 16-Ketoethinylestradiol); Ethinylestradiol Imp. H (EP) CAS 1350468-76-6 PubChem CID 71587986
C#C[C@]1(O)C(=O)C[C@H]2[C@@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C -
19-Norpregna-1,3,5(10)-trien-20-yne-2,4,16,16-d4-3,17-diol, (17a)-; (17a)-19-Norpregna-1,3,5(10)-trien-20-yne-2,4,16,16-d4-3,17-diol; Ethynyl estradiol-2,4,16,16-d4; Ethinylestradiol (2,4,16,16-D4) CAS 350820-06-3 PubChem CID 45039155
[2H]c1cc2c(c([2H])c1O)CC[C@@H]1[C@@H]2CC[C@@]2(C)[C@H]1CC([2H])([2H])[C@@]2(O)C#C -
17-Hydroxy-6-methylpregna-4,6-diene-3,20-dione, mixt. with (17 alpha)-19-norpregna-1,3,5(10)- trien-20-yne-3,17-diol CAS 67783-17-9 PubChem CID 91758268
C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C.CC(=O)[C@@]1(O)CC[C@H]2[C@@H]3C=C(C)C4=CC(=O)CC[C@]4(C)[C@H]3CC[C@@]21C -
(1R,2S,3aS,3bS,9bS,11aS)-1-ethynyl-2,11a-dimethyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthrene-1,7-diol PubChem CID 24840636
C#C[C@]1(O)[C@@H](C)C[C@H]2[C@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C -
(17S)-17-ethynyl-3-methoxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-ol PubChem CID 6432670
C#C[C@@]1(O)CCC2C3CCc4cc(OC)ccc4C3CCC21C -
(2S,3S,4S,5R,6S)-6-{[(1R,3aS,3bR,9bS,11aS)-1-ethynyl-1-hydroxy-11a-methyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-7-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid CAS 60134-76-1 PubChem CID 9982244
C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(O[C@@H]5O[C@H](C(=O)O)[C@@H](O)[C@H](O)[C@H]5O)ccc4[C@H]3CC[C@@]21C -
(1R,3aS,3bR,9bS,11aS)-1-ethynyl-11a-methyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthrene-1,7,8-triol CAS 50394-89-3 PubChem CID 40561832
C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(O)c(O)cc4[C@H]3CC[C@@]21C -
C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=CCCC[C@@H]4[C@H]3C(=C)C[C@@]21CC -
17.alpha.-Ethynylestradiol, 3-trimethylsilyl ether PubChem CID 91741007
C#CC1(O)CCC2C3CCc4cc(O[Si](C)(C)C)ccc4C3CCC21C -
[(8R,9S,13S,14S,17R)-17-ethynyl-3-hydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-yl] hydrogen sulfate CAS 75803-36-0 PubChem CID 67091
C#C[C@]1(OS(=O)(=O)O)CC[C@H]2[C@@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C -
19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 17-acetate, (17a)-; 19-Nor-17a-pregna-1,3,5(10)-trien-20-yne-3,17-diol, 17-acetate (8CI); 17-Ethynylestra-1,3,5(10)-triene-3,17ss-diol 17-acetate CAS 21221-29-4 PubChem CID 10914719
C#C[C@]1(OC(C)=O)CC[C@H]2[C@@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C -
(8R,9S,10R,13S,14S,17R)-17-ethynyl-10,13-dimethyl-1,2,3,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-ol; (8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol CAS 8064-76-4 PubChem CID 66463
C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=CCCC[C@]4(C)[C@H]3CC[C@@]21C.C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C -
(8R,9S,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one; (8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol CAS 53568-84-6 PubChem CID 66397
C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=CC(=O)CCC4[C@H]3CC[C@@]21C.C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C -
(8R,9S,13S,14S,17R)-17-ethenyl-17-hydroxy-13-methyl-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one; (8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol CAS 8064-75-3 PubChem CID 66462
C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4cc(O)ccc4[C@H]3CC[C@@]21C.C=C[C@]1(O)CC[C@H]2[C@@H]3CCC4=C(CCC(=O)C4)[C@H]3CC[C@@]21C