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| Product | Description | |
|---|---|---|
| 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. |  |
| 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. |  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. | 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. | Worldwide |
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