Nomenclature
CAS number: 987-18-8
(6α)-17-(Acetyloxy)-6-(trifluoromethyl)pregn-4-ene-3,20-dione; 17-hydroxy-6α-(trifluoromethyl)pregn-4-ene-3,20-dione acetate; 17-acetoxy-6α-(trifluoromethyl)progesterone; 17-hydroxy-6α-(trifluoromethyl)progesterone acetate; 6α-(trifluoromethyl)-17-hydroxyprogesterone acetate; WG-537; Demigran (Leo Pharm).
C
24H
31F
3O
4; mol wt 440.50.
C 65.44%, H 7.09%, F 12.94%, O 14.53%.
Description and references
Prepn: Godtfredsen, Vangedal, Acta Chem. Scand. 15, 1786 (1961);
Godtfredsen, GB 905694 (1962 to Lvens Komiske Fabrik). Solubilization
study: T. Lovgren et al., Acta
Pharm. Suec. 15, 233 (1978).
Properties
Solid, mp 206-207°. [α]D20 +30°. uv max (ethanol): 234 nm
(ε 15600).Therapeutic Category
Antimigraine.
Keywords
Antimigraine
Status
This monograph has been retired and is no longer subject
to revision or update.