Title: Quinestrol
CAS Registry Number: 152-43-2
CAS Name: (17a)-3-(Cyclopentyloxy)-19-norpregna-1,3,5(10)-trien-20-yn-17-ol
Additional Names: 17a-ethinylestradiol 3-cyclopentyl ether
Manufacturers' Codes: W-3566
Trademarks: Estrovis (Gecke)
Molecular Formula: C25H32O2
Molecular Weight: 364.52
Percent Composition: C 82.37%, H 8.85%, O 8.78%
Literature References: Prepn: Ercoli, Gardi, Chem. Ind. (London) 1961, 1037; Ercoli, US 3159543; Ercoli et al., US 3231567 (1964, 1966, both to Vismara).
Properties: Crystals, mp 107-108°. [a]D25 +5° (c = 0.5 in dioxane).
Melting point: mp 107-108°
Optical Rotation: [a]D25 +5° (c = 0.5 in dioxane)
Therap-Cat: Estrogen.
Keywords: Estrogen; Steroidal. |