Quinestrol is also called ethinyl estradiol 3-cyclopentyl ether;3-cyclopentyloxy-17-alpha-ethynyloestra-1,3,5(10)-trien-17-beta-ol, is synthetic estrogen.
Molecular Formula: C25H32O2
Molecular Weight: 364.52
EINECS: 205-803-1
Solubility in water:Insoluble
Melting Point:107 - 108°C
Vapor Pressure:6E-11 (25 °C)
pKa/pKb:13.10 (pKa)
Partition Coefficient:5.4
Heat Of Vaporization:81.3 kJ/mol
Human female reproductive effects by ingestion of extremely small amounts: postpartum disorders and changes in fertility. Experimental reproductive effects. A steroid. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Codes: T
Risk Statements: 45-61-20/21/22-46
Safety Statements: 53-22-36/37/39-45
WGK Germany: 3
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