| [Flash Point] 219 | |
| [Fire Fighting] Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes. | |
| [Ingestion] If swallowed, wash out mouth with water provided person is conscious. Call a physician. | |
| [Inhalation] If inhaled, remove to fresh air. If breathing becomes difficult, call a physician. | |
| [Skin] In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician. | |
| [Eyes] In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician. | |
| [Hazards] Emits toxic fumes under fire conditions. | |
| [EC Risk Phrase] 45 61 20/21/22 | |
| [EC Safety Phrase] 53 22 36/37/39 45 | |
| [Personal Protection] Wear appropriate government approved respirator, chemical-resistant gloves, safety goggles, other protective clothing. | |
| [Exposure Effects] Toxic. May cause cancer. Harmful by inhalation, in contact with skin and if swallowed. May cause harm to the unborn child. Reproductive hazard. Target organ(s): Liver. Blood. | |
| [Solubility in water] Insoluble | |
| [Melting Point] 107 - 108 | |
| [Vapor Pressure] 6E-11 (25 C) | |
| [pKa/pKb] 13.10 (pKa) | |
| [Partition Coefficient] 5.4 | |
| [Heat Of Vaporization] 81.3 kJ/mol | |
| [Usage] Used to treat symptoms of menopause, such as hot flashes. Also used to treat breast and prostate cancer. | |
| [Product Name] 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-cyclopentyl ether | |
| [Synonyms] 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-cyclopentyl ether 17a-Ethynylestradiol 3-cyclopentyl ether17a-ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-cyclopentyl ether 19-Nor-17a-pregna-1,3,5(10)-trien-20-yn-17-ol, 3-(cyclopentyloxy)- 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 Ethynylestradiol-3-cyclopentyl ether | |
| [CAS] "CASEN_152-43-2.htm">152-43-2 | |
| [Formula] C25H32O2 | |
| [Molecular Weight] 364.53 | |
| [EINECS] 205-803-1 | |
| [RTECS] RC8948000 | |
| [RTECS Class] Drug; Reproductive Effector; Human Data; Hormone | |
| [Merck] 12,8239 | |
| [Beilstein/Gmelin] 2013312 | |
| [Beilstein Reference] 5-06 | |
| [Small spills/leaks] Sweep up, place in a bag and hold for waste disposal. Ventilate area and wash spill site after material pickup is complete. | |
| [Stability] Stable at normal temperatures and pressures. | |
| [Incompatibilities] Strong oxidizing agents. | |
| [Decomposition] Carbon monoxide, Carbon dioxide. |
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