| Identification |
| Name: | 19-Norpregna-1,3,5(10)-trien-20-yn-17-ol,3-(cyclopentyloxy)-, (17a)- |
| Synonyms: | 19-Nor-17a-pregna-1,3,5(10)-trien-20-yn-17-ol,3-(cyclopentyloxy)- (6CI,7CI,8CI);17-Ethynylestradiol cyclopentyl ether;17a-Ethynylestradiol 3-cyclopentylether;3-(Cyclopentyloxy)-19-nor-17a-pregna-1,3,5(10)-trien-20-yn-17-ol;3-Cyclopentyloxy-17a-ethynyl-1,3,5(10)-estratrien-17-ol;3-Cyclopentyloxy-17a-ethynylestra-1,3,5(10)-trien-17b-ol;EECPE;Eston;Estrovis;Estrovis 4000;Estrovister;Ethynylestradiol-3-cyclopentyl ether;Plestrovis;Qui-Lea;W 3566; |
| CAS: | 152-43-2 |
| EINECS: | 205-803-1 |
| Molecular Formula: | C25H32O2 |
| Molecular Weight: | 364.53 |
| InChI: | InChI=1/C25H32O2/c1-3-25(26)15-13-23-22-10-8-17-16-19(27-18-6-4-5-7-18)9-11-20(17)21(22)12-14-24(23,25)2/h1,9,11,16,18,21-23,26H,4-8,10,12-15H2,2H3/t21-,22-,23+,24+,25+/m1/s1 |
| Molecular Structure: |
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| Properties |
| Melting Point: | 107 - 108 |
| Density: | 1.15 g/cm3 |
| Stability: | Stable at normal temperatures and pressures. |
| Refractive index: | 1.596 |
| Solubility: | Insoluble |
| Appearance: | crystals |
| Usage: | Used to treat symptoms of menopause, such as hot flashes. Also used to treat breast and prostate cancer. |
| Safety Data |
| Hazard Symbols |
T:Toxic
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