| Identification | |
| Name: | Estradiene dione-3-keta |
| Synonyms: | Estra-5(10),9(11)-diene-3,17-dione,cyclic 3-(ethylene acetal) (7CI,8CI);Spiro[3H-cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolane],estra-5(10),9(11)-diene-3,17-dione deriv.;3,3-(Ethylenedioxy)estra-5(10),9(11)-dien-17-one;Estra-5(10),9(11)-diene-3,17-dione,cyclic 3-(1,2-ethanediyl acetal); |
| CAS: | 5571-36-8 |
| EINECS: | 427-230-8 |
| Molecular Formula: | C20H26O3 |
| Molecular Weight: | 314.42 |
| InChI: | InChI=1/C20H26O3/c1-19-8-6-15-14-7-9-20(22-10-11-23-20)12-13(14)2-3-16(15)17(19)4-5-18(19)21/h6,16-17H,2-5,7-12H2,1H3/t16-,17+,19+/m1/s1 |
| Molecular Structure: | ![(C20H26O3) Estra-5(10),9(11)-diene-3,17-dione,cyclic 3-(ethylene acetal) (7CI,8CI);Spiro[3H-cyclopenta[a]phenan...](https://img.guidechem.com/casimg/5571-36-8.gif) |
| Properties | |
| Melting Point: | 152-154 oC |
| Flash Point: | 241.2 oC |
| Boiling Point: | 488.1 oC at 760 mmHg |
| Density: | 1.2 g/cm3 |
| Refractive index: | 1.582 |
| Appearance: | off-white solid |
| Specification: |
Estradiene dione-3-keta (CAS NO.5571-36-8), its Synonyms are Cyclic-3-(1,2-ethanediyl acetal)-estra-5(10),9(11)-dien-3,17-dione ; 3-Ethylenedioxy-estra-5(10),9(11)-diene-17-one ; Estradiene . It is off-white solid. |
| Flash Point: | 241.2 oC |
| Usage: | Mifepristone intermediate; antiprogestational antiglucocorticoid antagonist steroidal spirooxazole. |
| Safety Data | |
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