| abstract |
Medicines containing as active ingredient at least one compound of formula: in which either R₁ represents a polyfluoroalkoxy, trifluoro-2,2,2 ethyl, pentafluoroethyl, tertbutyl, trimethylsilyl or trifluoromethylthio radical and R₂ and R₃ represent a hydrogen atom, either R₁ represents a polyfluoroalkoxy radical, R₂ represents a hydrogen atom and R₃ represents an alkyl, amino, alkoxy, phenyl, phenylalkyl, dimethylamino or dialkylaminoalkylthio radical, - either R₁ represents a polyfluoroalkoxy radical, R₂ represents an amino radical and R₃ represents a hydrogen atom, with the exception of trifluoromethoxy-6-benzothiazolamine-2 or a salt of such a compound with a mineral or organic acid, the new compounds of formula (I) and their preparation. |