Ethinylestradiol Impurities

  • CAS No.: 67703-68-8 - Ethinylestradiol EP Impurity I

    Ethinylestradiol EP Impurity I

    CAS No. : 67703-68-8
    Synonyms : Ethinylestradiol EP Impurity I; 6,7-Dehydro Ethinylestradiol; (17α)-19-Norpregna-1,3,5(10),6-tetraen-20-yne-3,17-diol
    Catalog No. : SA13106

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  • CAS No.: 56324-28-8 - Ethinylestradiol EP Impurity F

    Ethinylestradiol EP Impurity F

    CAS No. : 56324-28-8
    Synonyms : 6β-Hydroxy Ethinylestradiol; (6β,17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,6,17-triol
    Catalog No. : SA13103

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  • CAS No.: 1357266-17-1 - Ethinylestra-1,3,5(10),6,8-pentaene-3,17-diol - SynThink

    Ethinylestra-1,3,5(10),6,8-pentaene-3,17-diol

    CAS No. : 1357266-17-1
    Synonyms : 19-Norpregna-1,3,5,7,9-pentaen-20-yne-3,17a-diol; EEPD; 17β-Dihydro-17α-ethynyl-equillenin
    Catalog No. : SA13119

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  • CAS No.: 38002-18-5 - Ethinylestradiol EP Impurity G

    Ethinylestradiol EP Impurity G

    CAS No. : 38002-18-5
    Synonyms : USP Ethinylestradiol Related Compound A; 6-Keto Ethinylestradiol; 3,17β-Dihydroxy-17α-ethinylestra-1,3,5(10)-trien-6-one; (17α)-3,17-Dihydroxy-19-norpregna-1,3,5(10)-trien-20-yn-6-one
    Catalog No. : SA13104

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  • CAS No.: 27521-34-2 - Ethinylestradiol EP Impurity E

    Ethinylestradiol EP Impurity E

    CAS No. : 27521-34-2
    Synonyms : Ethinylestradiol Impurity E (EP); (6α,17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,6,17-triol; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,6α,17-triol; 6α-Hydroxy-17α-ethinylestradiol; 6α-Hydroxy Ethinylestradiol
    Catalog No. : SA13102

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  • CAS No.: 1231-96-5 - Ethinylestradiol EP Impurity B

    Ethinylestradiol EP Impurity B

    CAS No. : 1231-96-5
    Synonyms : USP Ethinylestradiol Related Compound B; (17α)-19-Norpregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol; 19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol; 9,11-Dehydro Ethinylestradiol;  Δ-9(11) Ethinylestradiol
    Catalog No. : SA13101

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  • CAS No.: 53-16-7 - Ethinylestradiol EP Impurity C

    Ethinylestradiol EP Impurity C

    CAS No. : 53-16-7
    Synonyms : 3-Hydroxyestra-1,3,5(10)-trien-17-one; (+)-Estrone; 1,3,5(10)-Estratrien-3-ol-17-one; 3-Hydroxy-17-keto-estra-1,3,5-triene; Aquacrine; Crinovaryl; Cristallovar; Crystogen; Wynestron
    Catalog No. : SA13138

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  • CAS No.: 724762-79-2 - Ethinylestradiol 3-Sulfate Sodium Salt 

    Ethinylestradiol 3-Sulfate Sodium Salt

    CAS No. : 724762-79-2
    Synonyms : (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 3-(hydrogen sulfate) sodium salt; 17α-Ethynylestradiol 3-Sulfate; Ethynylestradiol Sulfate Sodium Salt
    Catalog No. : SA13137

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  • CAS No.: 1034298-00-4 - Ethinylestradiol 1-Hydroxy 4-Methyl Impurity

    Ethinylestradiol 1-Hydroxy 4-Methyl Impurity

    CAS No. : 1034298-00-4
    Synonyms : 1-Hydroxy-4-methyl-17a-ethynyl estradiol; (8S,9S,13S,14S,17R)-17-Ethynyl-4,13-dimethyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-1,17-diol
    Catalog No. : SA13136

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  • CAS No.: 30903-07-2 - 1-Methyl Estrone-3-acetate

    1-Methyl Estrone-3-acetate

    CAS No. : 30903-07-2
    Synonyms : 3-(Acetyloxy)-1-methylestra-1,3,5(10)-trien-17-one; 3-Hydroxy-1-methylestra-1,3,5(10)-trien-17-one
    Catalog No. : SA13135

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  • CAS No.: 55812-84-5 - 16α,17α-Epoxy-19-norpregna-1,3,5(10)-trien-20-yn-3-ol Acetate - SynThink

    16α,17α-Epoxy-19-norpregna-1,3,5(10)-trien-20-yn-3-ol Acetate

    CAS No. : 55812-84-5
    Synonyms : (16α)-16,17-Epoxy-19-norpregna-1,3,5(10)-trien-20-yn-3-ol Acetate; 16,17-Epoxy-6H-cyclopenta[a]phenanthrene 19-Norpregna-1,3,5(10)-trien-20-yn-3-ol Deriv
    Catalog No. : SA13134

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  • CAS No.: NA - 17α-Dihydro-17β-ethinyl-equillenin

    17α-Dihydro-17β-ethinyl-equillenin

    CAS No. : NA
    Synonyms : (13S,14S,17S)-17-Ethynyl-13-methyl-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthrene-3,17-diol
    Catalog No. : SA13133

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  • CAS No.: NA - 17β-Dihydro-17α-ethinyl-14β-equillenin

    17β-Dihydro-17α-ethinyl-14β-equillenin

    CAS No. : NA
    Synonyms : (13S,14R,17R)-17-Ethynyl-13-methyl-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthrene-3,17-diol
    Catalog No. : SA13132

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  • CAS No.: NA - (13S,14R, 17R)-Ethinyl Estradiol - SynThink

    (13S,14R, 17R)-Ethinyl Estradiol

    CAS No. : NA
    Synonyms : 17β-Dihydro-17α-ethynyl-14β-equillenin; (13S,14R,17S)-17-ethynyl-13-methyl-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthrene-3,17-diol
    Catalog No. : SA13131

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  • CAS No.: 53-55-4 - 3-(Acetyloxy)-1-methylestra-1,3,5(10),6-tetraen-17-one - SynThink

    3-(Acetyloxy)-1-methylestra-1,3,5(10),6-tetraen-17-one

    CAS No. : 53-55-4
    Synonyms : 3-Hydroxy-1-methylestra-1,3,5(10),6-tetraen-7-one
    Catalog No. : SA13130

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  • CAS No.: 14012-72-7 - 18-Methyl Ethinylestradiol

    18-Methyl Ethinylestradiol

    CAS No. : 14012-72-7
    Synonyms : (17α)-13-Ethyl-18,19-dinorpregna-1,3,5(10)-trien-20-yne-3,17-diol; 13-Ethyl-17α-ethynylgona-1,3,5(10)-triene-3,17β-diol
    Catalog No. : SA13129

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  • CAS No.: 15071-66-6 - Ethinylestradiol EP Impurity J

    Ethinylestradiol EP Impurity J

    CAS No. : 15071-66-6
    Synonyms : Ethinylestradiol EP Impurity J; 1-Methyl Ethinylestradiol; 1-Methyl-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol; 17-Ethinyl-1-methylestradiol
    Catalog No. : SA13128

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  • CAS No.: 22415-44-7 - 2-Methoxy-17α-Ethinylestradiol

    2-Methoxy-17α-Ethinylestradiol

    CAS No. : 22415-44-7
    Synonyms : (17α)-2-Methoxy-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 2-Methoxy-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol; 17α-Ethynyl-2-methoxyestradiol; 2-Methoxy-17α-ethynylestradiol
    Catalog No. : SA13127

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  • CAS No.: 50394-90-6 - 4-Hydroxy Ethinylestradiol

    4-Hydroxy Ethinylestradiol

    CAS No. : 50394-90-6
    Synonyms : (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,4,17-triol; 17α-Ethynylestra-1,3,5(10)-triene-3,4,17β-triol; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,4,17-triol
    Catalog No. : SA13126

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  • CAS No.: 71716-18-2 - 17-Dehydroxy-dehydro 17-epi-Ethinylestradiol

    17-Dehydroxy-dehydro 17-epi-Ethinylestradiol

    CAS No. : 71716-18-2
    Synonyms : 19-Norpregna-1,3,5(10),16-tetraen-20-yn-3-ol
    Catalog No. : SA13125

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  • CAS No.: 14030-45-6 - 3-O-Acetyl 17-Dehydroxy-dehydro 17-epi-Ethinylestradiol

    3-O-Acetyl 17-Dehydroxy-dehydro 17-epi-Ethinylestradiol

    CAS No. : 14030-45-6
    Synonyms : 19-Norpregna-1,3,5(10),16-tetraen-20-yn-3-ol Acetate
    Catalog No. : SA13124

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  • CAS No.: 13258-68-9 - Ethinylestradiol Diacetate

    Ethinylestradiol Diacetate

    CAS No. : 13258-68-9
    Synonyms : 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 3,17-Diacetate; (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol Diacetate; 17α-Ethynylestradiol 3,17-Diacetate
    Catalog No. : SA13123

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  • CAS No.: 21221-29-4 - Ethinylestradiol 17-Acetate

    Ethinylestradiol 17-Acetate

    CAS No. : 21221-29-4
    Synonyms : (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 17-Acetate; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol 17-Acetate; 17-Ethynylestra-1,3,5(10)-triene-3,17β-diol 17-Acetate
    Catalog No. : SA13122

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  • CAS No.: 5779-47-5 - Ethinylestradiol 3-Acetate

    Ethinylestradiol 3-Acetate

    CAS No. : 5779-47-5
    Synonyms : (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 3-Acetate; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol 3-Acetate
    Catalog No. : SA13121

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  • CAS No.: 155683-61-7 - Ethinylestradiol EP Impurity K

    Ethinylestradiol EP Impurity K

    CAS No. : 155683-61-7
    Synonyms : Ethinylestradiol EP Impurity K; (17α)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 4-Methyl Ethinylestradiol
    Catalog No. : SA13120

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  • CAS No.: 24560-70-1 - Ethinylestradiol 3-Sulfate 

    Ethinylestradiol 3-Sulfate

    CAS No. : 24560-70-1
    Synonyms : (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 3-(Hydrogen Sulfate); 17α-Ethinylestradiol 3-Sulfate; Ethinylestradiol Sulfate
    Catalog No. : SA13118

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  • CAS No.: 57-63-6 - 17α-Ethinylestradiol

    17α-Ethinylestradiol

    CAS No. : 57-63-6
    Synonyms : 19-Nor-17a-pregna-1,3,5(10)-trien-20-yne-3,17-diol; (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 17α-Ethinylestradiol; Amenoron; Eticylol; Eticyclin; Etivex; Feminone; Gynolett; Kolpolyn; Lynoral, Oradiol; Orestralyn; Primogyn C
    Catalog No. : SA13117

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  • CAS No.: 10084-25-0 - 16β-Hydroxy-17α-Ethinylestradiol

    16β-Hydroxy-17α-Ethinylestradiol

    CAS No. : 10084-25-0
    Synonyms : (8R,9S,13S,14S,16S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,16,17-triol
    Catalog No. : SA13116

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  • CAS No.: 108646-70-4 - (±)-6-Hydroxy Ethinylestradiol

    (±)-6-Hydroxy Ethinylestradiol

    CAS No. : 108646-70-4
    Synonyms : 6-Hydroxyethinyl estradiol
    Catalog No. : SA13115

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  • CAS No.: 3240-39-9 - Ethinylestradiol EP Impurity M

    Ethinylestradiol EP Impurity M

    CAS No. : 3240-39-9
    Synonyms : Ethinylestradiol EP Impurity M; 2-Methyl-17-ethynyl estradiol; 2-Methyl Ethynyl Estradiol; (17α)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 2-Methyl-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol
    Catalog No. : SA13114

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  • CAS No.: 1175128-91-2 - Δ-6(7)-18-Methyl Ethinylestradiol

    Δ-6(7)-18-Methyl Ethinylestradiol

    CAS No. : 1175128-91-2
    Synonyms : 3,17ß-Dihydroxy-18-methyl-17α-ethynylestra-1,3,5(10),6-tetraene
    Catalog No. : SA13113

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  • CAS No.: 1175113-26-4 - 6β-Hydroxy-18-methyl Ethinylestradiol

    6β-Hydroxy-18-methyl Ethinylestradiol

    CAS No. : 1175113-26-4
    Synonyms : 3,6ß,17ß-Trihydroxy-18-methyl-17a-ethinylestra-1,3,5(10)-triene
    Catalog No. : SA13112

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  • CAS No.: 1175112-25-0 - 6α-Hydroxy-18-methyl Ethinylestradiol

    6α-Hydroxy-18-methyl Ethinylestradiol

    CAS No. : 1175112-25-0
    Synonyms : 3,6α,17ß-Trihydroxy-18-methyl-17α-ethinylestra-1,3,5(10)-triene
    Catalog No. : SA13111

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  • CAS No.: 38165-80-9 - 6-Keto-18-methyl-17-Ethinylestradiol

    6-Keto-18-methyl-17-Ethinylestradiol

    CAS No. : 38165-80-9
    Synonyms : 3,17ß-Dihydroxy-18-methyl-17α-ethinylestra-1,3,5(10)-trien-6-one
    Catalog No. : SA13110

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  • CAS No.: 50394-89-3 - 2-Hydroxy Ethinylestradiol

    2-Hydroxy Ethinylestradiol

    CAS No. : 50394-89-3
    Synonyms : (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-2,3,17-triol; 17α-Ethinyl-2-hydroxyestradiol; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-2,3,17-triol
    Catalog No. : SA13109

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  • CAS No.: 100019-04-3 - Ethinylestradiol Delta-8(9) Impurity 

    Ethinylestradiol Delta-8(9) Impurity

    CAS No. : 100019-04-3
    Synonyms : delta-8(9)-Ethinylestradiol
    Catalog No. : SA13108

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  • CAS No.: 4717-38-8 - Ethinylestradiol EP Impurity A

    Ethinylestradiol EP Impurity A

    CAS No. : 4717-38-8
    Synonyms : 17-Epi Ethinylestradiol; 17-β-Ethinyl-3,17α-estradiol; 19-Norpregna-1,3,5(10)-trien-20-yn-3,17a-diol; 17β-Ethinylestradiol
    Catalog No. : SA13107

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  • CAS No.: 1350468-76-6 - Ethinylestradiol EP Impurity H

    Ethinylestradiol EP Impurity H

    CAS No. : 1350468-76-6
    Synonyms : 16-Oxo Ethinylestradiol; (17α)-3,17-Dihydroxy-19-norpregna-1,3,5(10)-trien-20-yn-16-one
    Catalog No. : SA13105

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