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CAS NO.72-33-3
| 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Basic information |
| Product Name: | 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether |
| Synonyms: | (+)-17-alpha-ethynyl-17-beta-hydroxy-3-methoxy-1,3,5(10)-estratriene;(+)-17alpha-Ethynyl-17beta-hydroxy-3-methoxy-1,3,5(10)-estratriene;(+)-17-alpha-ethynyl-17-beta-hydroxy-3-methoxy-1,3,5(10)-oestratriene;(+)-17alpha-Ethynyl-17beta-hydroxy-3-methoxy-1,3,5(10)-oestratriene;(17-alpha)-3-methoxy-19-norpregna-1,3,5(10)-trien-20-yn-17-ol;17aethynyl-estradiol-3-methylether;17alpha-19-Norpregna-1,3,5(10)-trien-20-yn-17-ol, 3-methoxy-;17alpha-19-Norpregna-1,3,5(10)-trien-20-yn-17-ol,3-methoxy- |
| CAS: | 72-33-3 |
| MF: | C21H26O2 |
| MW: | 310.43 |
| EINECS: | 200-777-8 |
| Product Categories: | Steroids;Acetylenes;Biochemistry;Functionalized Acetylenes;Hydroxysteroids;Intermediates & Fine Chemicals;Pharmaceuticals;MAXOLON |
| Mol File: | 72-33-3.mol |
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| 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Chemical Properties |
| Melting point | 153-155 °C(lit.) |
| storage temp. | -20°C Freezer |
| Merck | 5917 |
| CAS DataBase Reference | 72-33-3(CAS DataBase Reference) |
| NIST Chemistry Reference | Mestranol(72-33-3) |
| EPA Substance Registry System | 19-Norpregna-1,3, 5(10)-trien-20-yn-17-ol, 3-methoxy-, (17.alpha.)-(72-33-3) |
| Safety Information |
| Hazard Codes | Xn |
| Risk Statements | 36/37/38-40-48-68 |
| Safety Statements | 22-26-36/37/39-45-36/37 |
| WGK Germany | 3 |
| RTECS | RC8960000 |
| Hazardous Substances Data | 72-33-3(Hazardous Substances Data) |
| MSDS Information |
| Provider | Language |
|---|---|
| 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether | English |
| ACROS | English |
| SigmaAldrich | English |
| 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Usage And Synthesis |
| Chemical Properties | Crystalline Solid |
| Usage | antiemetic |
| Usage | Orally active estrogenic steroid. It was the estrogen used in many of the first oral contraceptives |
| Definition | ChEBI: A terminal acetylenic compound that is (17alpha)-17-ethynylestra-1(10),2,4-triene substituted by a methoxy group at position 3 and a hydroxy group at position 17. |
| 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Preparation Products And Raw materials |
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