| abstract |
The invention relates to compounds of formula: in which : R₁ and R₂ denote, independently of one another, a hydrogen atom or else a carbamoyl group of formula: with R′₃ denoting hydrogen or R₃; an alkoxycarbonyl group of formula: - - OR₃ (C) or an acyl group of formula: - - R₃ (D) in which R₃ denotes an alkyl, alkenyl or cycloalkyl radical; R₃ can also denote an aryl or aralkyl radical; R denotes an alkyl radical, linear or branched C₁-C₆, substituted by one or more halogen atoms, and their use for the treatment and prevention of hair loss and to stimulate their regrowth. |