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Ethynyl estradiol Ethynyl estradiol. Group: Biochemicals. Alternative Names: (17a)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 17a-Ethynylestradiol; Amenoron. Grades: Highly Purified. CAS No. 57-63-6. Pack Sizes: 50g, 100g, 250g, 500g, 1kg. Molecular Formula: C20H24O2. US Biological Life Sciences. USBiological 7
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Ethynyl Estradiol 17-Acetate Ethynyl Estradiol 17-Acetate. Group: Biochemicals. Alternative Names: (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-3,17 β-diol 17-Acetate. Grades: Highly Purified. CAS No. 21221-29-4. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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Ethynyl estradiol 17-acetate-3-(2,3,4-tri-O-acetyl-b-D-glucuronide) methyl ester Ethynyl estradiol 17-acetate-3-(2,3,4-tri-O-acetyl-b-D-glucuronide) methyl ester, a prominent biomedical compound, exhibits remarkable efficacy in combatting hormone-responsive cancers. Its multifaceted mechanism inhibits tumor growth and curtails metastasis, thereby proving invaluable in the therapeutic management of breast, ovarian, and endometrial cancers. CAS No. 242130-33-2. Molecular formula: C35H42O12. Mole weight: 654.70. BOC Sciences 11
Ethynyl Estradiol 17-Acetate 3-(2’,3’,4’-Tri-O-acetyl)- β-D-glucuronide Methyl Ester Intermediate for the preparation of Ethynylestradiol 3- β-D-Glucuronid. Group: Biochemicals. Alternative Names: (17α)-17-(Acetyloxy)-19-norpregna-1,3,5(10)-trien-20-yn-3-yl- β-D-Glucopyranosiduronic Acid Methyl Ester Triacetate. Grades: Highly Purified. CAS No. 242130-33-2. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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Ethynyl Estradiol 17-Acetate 3-Sulfate Pyridinium Salt Ethynyl Estradiol 17-Acetate 3-Sulfate Pyridinium Salt. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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Ethynyl Estradiol (17-a-Ethynylestradiol, Eticylol, Eticyclin, Etivex, Feminone, Gynolett, Kolpolyn, Linoral, Lynoral, Oradiol, Orestralyn, Primogyn C) Ethynyl Estradiol (17-a-Ethynylestradiol, Eticylol, Eticyclin, Etivex, Feminone, Gynolett, Kolpolyn, Linoral, Lynoral, Oradiol, Orestralyn, Primogyn C). Group: Biochemicals. Alternative Names: 17-a-Ethynylestradiol, Eticylol, Eticyclin, Etivex, Feminone, Gynolett, Kolpolyn, Linoral, Lynoral, Oradiol, Orestralyn, Primogyn C. Grades: Highly Purified. CAS No. 57-63-6. Pack Sizes: 2.5g. US Biological Life Sciences. USBiological 1
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Ethynyl estradiol 17-b-D-glucuronide Ethynyl estradiol 17-b-D-glucuronide, a notable pharmaceutical compound employed in the biomedical field for research objectives, holds immense relevance. It serves as a key metabolite of Ethynyl estradiol, a synthetic estrogen administered in contraceptives. By employing Ethynyl estradiol 17-b-D-glucuronide, scientists can meticulously examine the intricate processes of metabolism, distribution, and excretion of Ethynyl estradiol. This analysis fosters valuable insights, contributing to drug development endeavors and enhancing comprehension of the pharmacokinetics pertaining to estrogen-based therapies in a profound manner. Synonyms: (17a)-3-Hydroxy-19-norpregna-1,3,5(10)-trien-20-yn-17-yl b-D-glucopyranosiduronic acid. CAS No. 75803-39-3. Molecular formula: C26H32O8. Mole weight: 472.53. BOC Sciences 11
Ethynyl Estradiol 17- β-D-Glucuronide A metabolite of Ethynylestradiol. Group: Biochemicals. Alternative Names: (17α)-3-Hydroxy-19-norpregna-1,3,5(10)-trien-20-yn-17-yl β-D-Glucopyranosiduronic Acid. Grades: Highly Purified. CAS No. 75803-39-3. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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Ethynyl Estradiol-2,4,9,6,6,16,16-d7 (Major) Ethynyl Estradiol--2,4,9,6,6,16,16-d7, is the labeled analogue of Ethynyl Estradiol, a synthetic steroid with high oral estrogenic potency. Group: Biochemicals. Alternative Names: (17alpha)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol-d7. Grades: Highly Purified. CAS No. 57-63-6. Pack Sizes: 1mg. Molecular Formula: C20H17D7O2. US Biological Life Sciences. USBiological 9
Worldwide
Ethynyl Estradiol 3-Acetate A synthetic steroid with potential use as an oral contraceptive. Group: Biochemicals. Alternative Names: (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. Grades: Highly Purified. CAS No. 5779-47-5. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
Ethynyl Estradiol 3- β-D-Glucuronide A metabolite of Ethynylestradiol. Group: Biochemicals. Alternative Names: (17α)-17-Hydroxy-19-norpregna-1,3,5(10)-trien-20-yn-3-yl β-D-Glucopyranosiduronic Acid; 17α-Ethynylestradiol 3-Glucuronide. Grades: Highly Purified. CAS No. 60134-76-1. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Ethynyl Estradiol 3-Sulfate A metabolite of Ethynylestradiol. Group: Biochemicals. Alternative Names: (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 3-(Hydrogen Sulfate); 17α-Ethynylestradiol 3-Sulfate; Ethynylestradiol Sulfate. Grades: Highly Purified. CAS No. 24560-70-1. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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Ethynyl Estradiol Diacetate Ethynyl Estradiol Diacetate. Group: Biochemicals. Alternative Names: 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. Grades: Highly Purified. CAS No. 13258-68-9. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 2
Worldwide
17 Alpha-ethynylestradiol-17 beta-D-glucopyranosiduronic acid 17 Alpha-ethynylestradiol-17 beta-D-glucopyranosiduronic acid. Uses: Designed for use in research and industrial production. Additional or Alternative Names: (17α)-3-Hydroxy-19-norpregna-1,3,5(10)-trien-20-yn-17-yl β-D-Glucopyranosiduronic Acid. Product Category: Heterocyclic Organic Compound. Appearance: Pale Yellow Solid. CAS No. 75803-39-3. Molecular formula: C26H32O8. Mole weight: 472.53. Purity: 0.96. IUPACName: (2S,3S,4S,5R,6S)-6-[[(13S)-17-ethynyl-3-hydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-yl]oxy]-3,4,5-trihydroxyoxane-2-carboxylic acid. Canonical SMILES: CC12CCC3C(C1CCC2(C#C)OC4C(C(C(C(O4)C(=O)O)O)O)O)CCC5=C3C=CC(=C5)O. Density: 1.44g/cm³. Product ID: ACM75803393. Alfa Chemistry — ISO 9001:2015 Certified. Categories: Ethynyl estradiol 17-b-D-glucuronide. Alfa Chemistry. 5
17-alpha-Ethynyl Estradiol-3-Sulfate A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 3-(Hydrogen Sulfate). Grades: > 95%. CAS No. 24560-70-1. Molecular formula: C20H24O5S. Mole weight: 376.48. BOC Sciences 8
17-Dehydroxy-dehydro 17-epi-Ethynyl Estradiol 17-Dehydroxy-dehydro 17-epi-Ethynyl Estradiol is a by-product in the synthesis of 17-epi-Ethynyl Estradiol (E685095). 17-epi-Ethynyl Estradiol (Ethinylestradiol EP Impurity A) is the epimer derivative of Ethynyl Estradiol (E685100), which is an impurity. Group: Biochemicals. Grades: Highly Purified. CAS No. 71716-18-2. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C20H22O. US Biological Life Sciences. USBiological 9
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17-epi-Ethynyl estradiol 17-epi-Ethynyl estradiol. Group: Biochemicals. Alternative Names: 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 17-Ethynyl-17a-estradiol; 17b-Ethynylestradiol. Grades: Highly Purified. CAS No. 4717-38-8. Pack Sizes: 1mg, 2mg, 5mg, 10mg, 25mg. Molecular Formula: C20H24O2. US Biological Life Sciences. USBiological 7
Worldwide
17-epi-Ethynyl Estradiol 17-epi-Ethynyl Estradiol. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Ethinylestradiol Imp. A (EP), 17-epi-Ethynylestradiol, 17?-Ethynylestradiol,19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 17?-Estradiol, 17-ethynyl-, 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol (17?-Ethinylestradiol). CAS No. 4717-38-8. IUPAC Name: (8R,9S,13S,14S,17S)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol. Molecular formula: C20H24O2. Mole weight: 296.40. Catalog: APS4717388. SMILES: C[C@]12CC[C@H]3[C@@H](CCc4cc(O)ccc34)[C@@H]1CC[C@]2(O)C#C. Format: Neat. Alfa Chemistry Analytical Products 4
18-Methyl ethynyl estradiol 18-Methyl ethynyl estradiol. Group: Biochemicals. Alternative Names: (17a)-13-Ethyl-18,19-dinorpregna-1,3,5(10)-trien-20-yne-3,17-diol; 13-Ethyl-17a-ethynylgona-1,3,5(10)-triene-3,17b-diol. Grades: Highly Purified. CAS No. 14012-72-7. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C21H26O2. US Biological Life Sciences. USBiological 7
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18-Methylethynyl estradiol 18-Methylethynyl estradiol. Uses: Designed for use in research and industrial production. Additional or Alternative Names: (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. Product Category: Heterocyclic Organic Compound. CAS No. 14012-72-7. Molecular formula: C21H26O2. Mole weight: 310.43. Purity: 0.96. IUPACName: 13-ethyl-17-ethynyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol. Canonical SMILES: CCC12CCC3C(C1CCC2(C#C)O)CCC4=C3C=CC(=C4)O. Product ID: ACM14012727. Alfa Chemistry — ISO 9001:2015 Certified. Alfa Chemistry. 3
1-Methyl ethynyl estradiol 1-Methyl ethynyl estradiol. Group: Biochemicals. Alternative Names: 1-Methyl-19-nor-17a-pregna-1,3,5(10)-trien-20-yne-3,17-diol; 17-Ethynyl-1-methylestradiol; NSC 29746. Grades: Highly Purified. CAS No. 15071-66-6. Pack Sizes: 10mg, 25mg, 50mg, 100mg, 250mg. Molecular Formula: C21H26O2. US Biological Life Sciences. USBiological 7
Worldwide
1-Methyl Ethynyl Estradiol 1-Methyl Ethynyl Estradiol. Uses: For analytical and research use. Group: Impurity standards. CAS No. 15071-66-6. Pack Sizes: 5MG. IUPAC Name: (8R,9S,13S,14S,17R)-17-ethynyl-1,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol. Molecular formula: C21H26O2. Mole weight: 310.43. Catalog: APS15071666. SMILES: Cc1cc(O)cc2CC[C@@H]3[C@H](CC[C@@]4(C)[C@H]3CC[C@@]4(O)C#C)c12. Format: Neat. Shipping: Room Temperature. Alfa Chemistry Analytical Products 4
2-Hydroxy Ethynyl Estradiol A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-2,3,17-triol; 17α-Ethynyl-2-hydroxyestradiol; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-2,3,17-triol. Grades: > 95%. CAS No. 50394-89-3. Molecular formula: C20H24O3. Mole weight: 312.41. BOC Sciences 8
2-Hydroxy Ethynyl Estradiol A metabolite of 17α-Ethynylestradiol. Group: Biochemicals. Alternative Names: (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-2,3,17-triol; 17α-Ethynyl-2-hydroxyestradiol; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-2,3,17-triol. Grades: Highly Purified. CAS No. 50394-89-3. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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2-Methoxy-Ethynyl Estradiol A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. 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-dioll. Grades: > 95%. CAS No. 22415-44-7. Molecular formula: C21H26O3. Mole weight: 326.44. BOC Sciences 8
2-Methyl ethynyl estradiol 2-Methyl ethynyl estradiol. Group: Biochemicals. Alternative Names: (17a)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 2-Methyl-19-nor-17a-pregna-1,3,5(10)-trien-20-yne-3,17-diol. Grades: Highly Purified. CAS No. 3240-39-9. Pack Sizes: 2mg, 5mg, 10mg, 25mg, 50mg. Molecular Formula: C21H26O2. US Biological Life Sciences. USBiological 7
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2-Methyl Ethynyl Estradiol 2-Methyl Ethynyl Estradiol. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (17?)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 19-Nor-17?-pregna-1,3,5(10)-trien-20-yne-3,17-diol, 2-methyl- (7CI), 2-Methyl-19-nor-17?-pregna-1,3,5(10)-trien-20-yne-3,17-diol (2-Methyl-ethinylestradiol), Ethinylestradiol Imp M (EP), 2-Methyl Ethynyl Estradiol. CAS No. 3240-39-9. IUPAC Name: (8R,9S,13S,14S,17R)-17-ethynyl-2,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol. Molecular formula: C21H26O2. Mole weight: 310.43. Catalog: APS3240399. SMILES: Cc1cc2[C@H]3CC[C@@]4(C)[C@@H](CC[C@@]4(O)C#C)[C@@H]3CCc2cc1O. Format: Neat. Alfa Chemistry Analytical Products 4
4-Hydroxy Ethynyl Estradiol A metabolite of 17α-Ethynylestradiol. Group: Biochemicals. Alternative Names: (17α)-riol; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,4,17-triol. Grades: Highly Purified. CAS No. 50394-90-6. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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4-Methyl ethynyl estradiol 4-Methyl ethynyl estradiol. Group: Biochemicals. Alternative Names: (17a)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol. Grades: Highly Purified. CAS No. 155683-61-7. Pack Sizes: 2mg, 5mg, 10mg, 25mg, 50mg. Molecular Formula: C21H26O2. US Biological Life Sciences. USBiological 7
Worldwide
4-Methyl Ethynyl Estradiol 4-Methyl Ethynyl Estradiol. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Ethinylestradiol Imp K. (EP), 4-Methyl-19-nor-17?-pregna-1,3,5(10)-trien-20-yne-3,17-diol (4-Methyl-ethinylestradiol), 4-Methyl Ethynyl Estradiol,(17?)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol (9CI). CAS No. 155683-61-7. IUPAC Name: (8R,9S,13S,14S,17R)-17-ethynyl-4,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol. Molecular formula: C21H26O2. Mole weight: 310.43. Catalog: APS155683617. SMILES: Cc1c(O)ccc2[C@H]3CC[C@@]4(C)[C@@H](CC[C@@]4(O)C#C)[C@@H]3CCc12. Format: Neat. Alfa Chemistry Analytical Products 4
6,7-Dehydro ethynyl estradiol 6,7-Dehydro ethynyl estradiol. Group: Biochemicals. Alternative Names: (17a)-19-Norpregna-1,3,5(10),6-tetraen-20-yne-3,17-diol. Grades: Highly Purified. CAS No. 67703-68-8. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C20H22O2. US Biological Life Sciences. USBiological 7
Worldwide
6,7-Dehydro Ethynyl Estradiol 6,7-Dehydro Ethynyl Estradiol. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Ethinylestradiol Imp. I (EP), 19-Nor-17alpha-pregna-1,3,5(10),6-tetraen-20-yne-3,17-diol, 6,7-Didehydroethinylestradiol. CAS No. 67703-68-8. Molecular formula: C20H22O2. Mole weight: 294.39. Catalog: APS67703688. Format: Neat. Alfa Chemistry Analytical Products 4
6,7-Didehydro Ethynyl Estradiol (Impurity I) An impurity of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (1S,10R,11S,14R,15S)-14-ethynyl-15- methylte- 2,4,6,8-tetraene-5,14-diol. Grades: > 95%. CAS No. 67703-68-8. Molecular formula: C20H22O2. Mole weight: 294.40. BOC Sciences 8
6a-Hydroxy ethynyl estradiol 6a-Hydroxy ethynyl estradiol. Group: Biochemicals. Alternative Names: (6a,17a)-19-Norpregna-1,3,5(10)-trien-20-yne-3,6,17-triol; 19-Nor-17a-pregna-1,3,5(10)-trien-20-yne-3,6a,17-triol; 6a-Hydroxy-17a-ethynylestradiol. Grades: Highly Purified. CAS No. 27521-34-2. Pack Sizes: 10mg, 25mg, 50mg, 100mg, 250mg. Molecular Formula: C20H24O3. US Biological Life Sciences. USBiological 7
Worldwide
6Alpha-Hydroxy Ethynyl Estradiol 6Alpha-Hydroxy Ethynyl Estradiol. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Ethinylestradiol Imp. E (EP), 19-Nor-17alpha-pregna-1,3,5(10)-trien-20-yne-3,6alpha,17-triol, 6alpha-Hydroxyethinylestradiol. CAS No. 27521-34-2. Pack Sizes: 10MG. Molecular formula: C20H24O3. Mole weight: 312.40. Catalog: APS27521342A. Format: Neat. Shipping: Room Temperature. Alfa Chemistry Analytical Products 4
6Beta-Hydroxy Ethynyl Estradiol 6Beta-Hydroxy Ethynyl Estradiol. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6beta-Hydroxyethinylestradiol, 19-Nor-17alpha-pregna-1,3,5(10)-trien-20-yne-3,6beta,17-triol,Ethinylestradiol Imp. F (EP). CAS No. 56324-28-8. Molecular formula: C20H24O3. Mole weight: 312.40. Catalog: APS56324288. Format: Neat. Alfa Chemistry Analytical Products 4
6b-Hydroxy ethynyl estradiol 6b-Hydroxy ethynyl estradiol. Group: Biochemicals. Alternative Names: (6b,17a)-19-Norpregna-1,3,5(10)-trien-20-yne-3,6,17-triol. Grades: Highly Purified. CAS No. 56324-28-8. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C20H24O3. US Biological Life Sciences. USBiological 7
Worldwide
6-Keto ethynyl estradiol 6-Keto ethynyl estradiol. Group: Biochemicals. Alternative Names: 3,17b-Dihydroxy-17a-ethynylestra-1,3,5(10)-trien-6-one; (17a)-3,17-Dihydroxy-19-norpregna-1,3,5(10)-trien-20-yn-6-one. Grades: Highly Purified. CAS No. 38002-18-5. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C20H22O3. US Biological Life Sciences. USBiological 7
Worldwide
9,11-Dehydro Ethynyl Estradiol 9,11-Dehydro Ethynyl Estradiol. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 19-Nor-17alpha-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol, Ethinylestradiol Imp. B (EP), 9,11-Didehydroethinylestradiol. CAS No. 1231-96-5. IUPAC Name: (8S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthrene-3,17-diol. Molecular formula: C20H22O2. Mole weight: 294.39. Catalog: APS1231965. SMILES: C[C@]12CC=C3[C@@H](CCc4cc(O)ccc34)[C@@H]1CC[C@@]2(O)C#C. Format: Neat. Alfa Chemistry Analytical Products 4
9,11-Dehydro Ethynyl Estradiol A degradation product of Ethynyl Estradiol (EE); an impurity of Ethynyl Estradiol. Group: Biochemicals. Alternative Names: (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. Grades: Highly Purified. CAS No. 1231-96-5. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
Ethynylestradiol 3-sulfate sodium Ethynyl Estradiol 3-Sulfate Sodium Salt is a biological molecule. Uses: Scientific research. Group: Natural products. CAS No. 724762-79-2. Pack Sizes: 1 mg. Product ID: HY-W740171. MedChemExpress MCE
Ethynylestradiol Impurity 1 An impurity of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (6R,13S,16S,17S)-16-ethynyl-3,6-dihydroxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl acetate. Grades: > 95%. Molecular formula: C22H26O4. Mole weight: 354.45. BOC Sciences 8
Ethynylestradiol Impurity E An impurity of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: 6-alpha-Hydroxy Ethynylestradiol. Grades: > 95%. CAS No. 27521-34-2. Molecular formula: C20H24O3. Mole weight: 312.41. BOC Sciences 9
Ethynylestradiol Impurity F An impurity of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: 6-beta-Hydroxy Ethynylestradiol. Grades: > 95%. CAS No. 56324-28-8. Molecular formula: C20H24O3. Mole weight: 312.41. BOC Sciences 8
Ethynylestradiol Impurity M An impurity of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (8R,9S,13S,14S,17S)-3-cyanato-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol. Grades: > 95%. CAS No. 1818-11-7. Molecular formula: C21H24O2. Mole weight: 308.42. BOC Sciences 8
1,3,5(10),6-Estratetraen-17-alpha-ethynyl-3,17-beta-diol 1,3,5(10),6-Estratetraen-17-alpha-ethynyl-3,17-beta-diol. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 1,3,5(10), 6-ESTRATETRAEN-17-ALPHA-ETHYNYL-3,17-BETA-DIOL;DELTA-6-ETHYNYLESTRADIOL;19-NORPREGNA-1,3,5(10),6-TETRAEN-20-YNE-3,17BETA-DIOL;3,17BETA-DIHYDROXY-17A-ETHYNYLESTRA-1,3,5(10),6-TETRAENE. Product Category: Heterocyclic Organic Compound. CAS No. 67703-68-8. Molecular formula: C20H22O2. Mole weight: 294.39. Product ID: ACM67703688. Alfa Chemistry — ISO 9001:2015 Certified. Categories: 6,7-Dehydro Ethynyl Estradiol. Alfa Chemistry. 3
(13S,14R, 17R)-Ethinyl Estradiol A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (13S,14R,17R)-17-Ethynyl-13-methyl-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthrene-3,17-diol; 17β-Dihydro-17α-ethynyl-14β-equillenin. Grades: > 95%. Molecular formula: C20H20O2. Mole weight: 292.38. BOC Sciences 8
(13S,14R, 17S)-Ethinyl Estradiol A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (13S,14R,17S)-17-ethynyl-13-methyl-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthrene-3,17-diol. Grades: > 95%. Molecular formula: C20H20O2. Mole weight: 292.38. BOC Sciences 8
(13S,14S, 17R)-Ethinyl Estradiol A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (13S,14R,17R)-17-Ethynyl-13-methyl-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthrene-3,17-diol. Grades: > 95%. Molecular formula: C20H20O2. Mole weight: 292.38. BOC Sciences 8
(13S,14S, 17S)-Ethinyl Estradiol A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (13S,14S,17S)-17-Ethynyl-13-methyl-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthrene-3,17-diol. Grades: > 95%. Molecular formula: C20H20O2. Mole weight: 292.38. BOC Sciences 8
16α,17α-Epoxy-19-norpregna-1,3,5(10)-trien-20-yn-3-ol Acetate 16α,17α-Epoxy-19-norpregna-1,3,5(10)-trien-20-yn-3-ol Acetate is an intermediate in the synthesis of 17-epi-Ethynyl Estradiol (E685095). 17-epi-Ethynyl Estradiol (Ethinylestradiol EP Impurity A) is the epimer derivative of Ethynyl Estradiol (E685100), which is an impurity. Group: Biochemicals. Grades: Highly Purified. CAS No. 55812-84-5. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C22H24O3. US Biological Life Sciences. USBiological 9
Worldwide
17α-Dihydro-17 β-ethynyl-14 β-equillenin 17α-Dihydro-17 β-ethynyl-14 β-equillenin is an impurity of Ethynyl Estradiol (E685100), a synthetic steroid with high oral estrogenic potency. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C20H20O2, Molecular Weight: 292.37. US Biological Life Sciences. USBiological 9
Worldwide
17α-Dihydro-17 β-ethynyl-equillenin 17α-Dihydro-17 β-ethynyl-equillenin is an impurity of Ethynyl Estradiol (E685100), a synthetic steroid with high oral estrogenic potency. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 10mg. Molecular Formula: C20H20O2, Molecular Weight: 292.37. US Biological Life Sciences. USBiological 9
Worldwide
17-alpha-Ethynylestriol A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (16α,17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,16,17-triol; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,16α,17-triol; 17α-Ethynylestriol. Grades: > 95%. CAS No. 4717-40-2. Molecular formula: C20H24O2. Mole weight: 296.41. BOC Sciences 8
17 β-Dihydro-17α-ethynyl-14 β-equillenin 17 β-Dihydro-17α-ethynyl-14 β-equillenin is an impurity of Ethynyl Estradiol (E685100), a synthetic steroid with high oral estrogenic potency. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg, 100mg. Molecular Formula: C20H20O2, Molecular Weight: 292.37. US Biological Life Sciences. USBiological 9
Worldwide
17 β-Dihydro-17α-ethynyl-equillenin 17 β-Dihydro-17α-ethynyl-equillenin is an impurity of Ethynyl Estradiol (E685100), a synthetic steroid with high oral estrogenic potency. Group: Biochemicals. Grades: Highly Purified. CAS No. 1357266-17-1. Pack Sizes: 10mg, 100mg. Molecular Formula: C20H20O2, Molecular Weight: 292.37. US Biological Life Sciences. USBiological 9
Worldwide
17-Desacetyl Norgestimate A metabolite of Norgestimate. Norelgestromin is a steroidal progestin used in contraceptive patches, where it is combined with the estrogen ethinyl estradiol. Group: Biochemicals. Alternative Names: syn-Norelgestromin; Z-17-Deacetylnorgestimate; (8R, 9S, 10R, 13S, 14S, 17R, Z) -13-Ethyl-17-ethynyl-17-hydroxy-6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17-dodecahydro-1H-cyclopenta [a]phenanthren-3 (2H) -one Oxime; (17α)-13-Ethyl-17-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one Oxime;17-Deacetylnorgestimate; 18-Methylnorethindrone oxime; BRN 4202099; D-Norgestrel 3-Oxime; Levonorgestrel 3-Oxime; RWJ 10553; Norelgestromin. Grades: Highly Purified. CAS No. 53016-31-2. Pack Sizes: 5mg, 10mg, 25mg, 100mg. Molecular Formula: C??H??NO?, Molecular Weight: 327.46. US Biological Life Sciences. USBiological 7
Worldwide
17-epi Ethylnyl Estradiol (Impurity A) An impurity of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: 17ß-Ethynyl-3,17a-estradiol. Grades: > 95%. CAS No. 4717-38-8. Molecular formula: C20H24O2. Mole weight: 296.41. BOC Sciences 8
1-Methyl Estrone-3-acetate 1-Methyl Estrone-3-acetate is an intermediate in the synthesis of Ethynyl Estradiol (E685100) related compounds. Group: Biochemicals. Grades: Highly Purified. CAS No. 30903-07-2. Pack Sizes: 10mg, 25mg. Molecular Formula: C21H26O3, Molecular Weight: 326.43. US Biological Life Sciences. USBiological 9
Worldwide
2-(1,1-Dimethylethyl)-3-hydroxy-4-(methoxymethyl)-estra-1,3,5(10)-trien-17-one 2-(1,1-Dimethylethyl)-3-hydroxy-4-(methoxymethyl)-estra-1,3,5(10)-trien-17-one is an impurity in the synthesis of Ethynyl Estradiol (E685100) related compounds. Group: Biochemicals. Grades: Highly Purified. CAS No. 959396-08-8. Pack Sizes: 25mg, 100mg. Molecular Formula: C24H34O3. US Biological Life Sciences. USBiological 9
Worldwide
3-(Acetyloxy)-1-methylestra-1,3,5(10),6-tetraen-17-one 3-(Acetyloxy)-1-methylestra-1,3,5(10),6-tetraen-17-one is an intermediate in the synthesis of Ethynyl Estradiol (E685100) related compounds. Group: Biochemicals. Grades: Highly Purified. CAS No. 53-55-4. Pack Sizes: 10mg, 25mg. Molecular Formula: C21H24O3. US Biological Life Sciences. USBiological 10
Worldwide
3-(tert-Butyldimethylsiloxy)-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol 3-(tert-Butyldimethylsiloxy)-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol is an intermediate used in the synthesis of 9,11-Dehydro Ethynyl Estradiol (D229610), which is a degradation product of Ethynyl Estradiol (EE); an impurity of Ethynyl Estradiol (E685100). Group: Biochemicals. Grades: Highly Purified. CAS No. 39845-30-2. Pack Sizes: 10mg, 25mg. Molecular Formula: C26H38O2Si, Molecular Weight: 410.66. US Biological Life Sciences. USBiological 10
Worldwide
3-(tert-Butyldimethylsiloxy)-9,11-dehydro-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol 3-(tert-Butyldimethylsiloxy)-9,11-dehydro-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol is an intermediate used in the synthesis of 9,11-Dehydro Ethynyl Estradiol (D229610), which is a degradation product of Ethynyl Estradiol (EE); an impurity of Ethynyl Estradiol (E685100). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 50mg, 100mg. Molecular Formula: C26H36O2Si. US Biological Life Sciences. USBiological 10
Worldwide
Drosperinone Ethinyl Estradiol 17-a-Ethinylestradiol-2,4,16,16-d4 17 a-Ethynylestradiol; 17-a-ethynyloestra-1,3,5(10)-triene-3,17-b-diol; 19-norpregna-1,3,5(10)-dien-20-yne-3,17-b-diol; ethynyloestradiol. Grades: CAS No. 57-63-6. Product ID: 8-01562. Molecular formula: C20H24O2. Mole weight: 296.4. CarboMer Inc
Ethinylestradiol Ethinylestradiol is an orally active steroidal estrogen. Ethinylestradiol is widely used in research on menopausal symptoms, gynecological conditions, and certain hormone-sensitive cancers [1]. Uses: Scientific research. Group: Natural products. Alternative Names: Ethynyl estradiol; 17α-Ethynylestradiol. CAS No. 57-63-6. Pack Sizes: 10 mM * 1 mL; 500 mg; 1 g; 5 g. Product ID: HY-B0216. MedChemExpress MCE
Ethinylestradiol Ethinylestradiol. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 19-Nor-17-alpha-pregna-1,3,5(10)-trien-20-yne-3,17-diol;19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, (17alpha)-;Ethinyl estradiol. Product Category: Steroidal Compounds. Appearance: Off-White to Light-Yellow Crystalline Powder. CAS No. 57-63-6. Molecular formula: C20H24O2. Mole weight: 296.4. Purity: 0.98. IUPACName: 17α-ethynylestradiol. Density: 1.21g/cm³. Product ID: ACM57636. Alfa Chemistry — ISO 9001:2015 Certified. Alfa Chemistry.
Ethinyl Estradiol-3-Glucuronide A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (17a)-17-Hydroxy-19-norpregna-1,3,5(10)-trien-20-yn-3-yl b-D-glucopyranosiduronic acid; 17a-Ethynylestradiol 3-glucuronide. Grades: > 95%. CAS No. 60134-76-1. Molecular formula: C26H32O8. Mole weight: 472.53. BOC Sciences 11
Ethinyl Estradiol Impurity G An impurity of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: 6-Keto Ethynyl Estradiol; 3,17β-Dihydroxy-17α-ethynylestra-1,3,5(10)-trien-6-one. Grades: > 95%. CAS No. 38002-18-5. Molecular formula: C20H22O3. Mole weight: 310.40. BOC Sciences 8
Ethinyl Estradiol Impurity K An impurity of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: (17α)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 4-Methyl Ethynyl Estradiol. Grades: > 95%. CAS No. 155683-61-7. Molecular formula: C21H26O2. Mole weight: 310.44. BOC Sciences 8
Ethinylestradiol (Standard) Ethynyl Estradiol (Standard) is the analytical standard of Ethynyl Estradiol. This product is intended for research and analytical applications. Uses: Scientific research. Group: Natural products. Alternative Names: Ethynyl estradiol (Standard); 17α-Ethynylestradiol(Standard). CAS No. 57-63-6. Pack Sizes: 25 mg; 50 mg; 100 mg. Product ID: HY-B0216R. MedChemExpress MCE

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