| Identification | |
| Name: | Dienogestrel |
| Synonyms: | 17a-Cyanomethyl-17b-hydroxyestra-4, 9-dien-3-one;Dienogest;Dienogestril;Dinagest;19-Norpregna-4,9-diene-21-nitrile,17-hydroxy-3-oxo-, (17a)-; |
| CAS: | 65928-58-7 |
| Molecular Formula: | C20H25NO2 |
| Molecular Weight: | 311.418 |
| InChI: | InChI=1S/C20H25NO2/c1-19-8-6-16-15-5-3-14(22)12-13(15)2-4-17(16)18(19)7-9-20(19,23)10-11-21/h12,17-18,23H,2-10H2,1H3/t17-,18+,19+,20-/m1/s1 |
| Molecular Structure: |  |
| Properties | |
| Melting Point: | 210-2140C |
| Density: | 1.2 g/cm3 |
| Refractive index: | 1.589 |
| Water Solubility: | 57.88 mg/L at 25 °C in water |
| Appearance: | Pale Yellow Solid |
| Specification: |
? STS 557?with CAS registry number of 65928-58-7 is?pale yellow solid, known as?Dienogest ; Dienogest [INN] ; 17-alpha-Cyanomethyl-17-beta-hydroxy-estra-4,9(10)-dien-3-one ; 17-alpha-Cyanomethyl-17-beta-hydroxyestra-4,9(10)-diene-3-one ; 17alpha-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile ; 17-Hydroxy-3-oxo-19-nor-17alpha-pregna-4,9-diene-21-nitrile ; 19-Norpregna-4,9-diene-21-nitrile, 17-hydroxy-3-oxo-, (17alpha)- ; Dienogestum . |
| Report: |
Cyanide and its compounds are on the Community Right-To-Know List. EPA Genetic Toxicology Program. |
| Usage: | STS 557 (CAS NO.65928-58-7) can be used as pharmaceutical raw material and intermediate, also used as a medicine in the treatment of endometriosis. |
| Safety Data | |
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