N-substituted azabicycloalkane derivatives, their preparation and use

An N-substituted 3-azabicycloalkane derivative of the formula I ##STR5## where B is a 3-, 5- or 6-membered ring which can contain 1 nitrogen atom and/or 1 oxygen atom and possibly one double bond,

• R.sup.1 is a phenyl group which is unsubstituted or mono- or disubstituted by halogen atoms or C.sub.1 -C.sub.4 -alkyl, trifluoromethyl, hydroxyl, C.sub.1 -C.sub.4 -alkoxy, amino, monomethylamino, dimethylamino, cyano or nitro groups,
• R.sup.2 is a hydrogen atom or a C.sub.1 -C.sub.4 -alkyl radical,
• n is the number 2, 3 or 4,
• A is a hydrogen atom or one of the radicals
• --CO--R.sup.5 or --NR.sup.6 --CO--R.sup.7,
• R.sup.5 is a phenyl group which is unsubstituted or mono- or disubstituted by fluorine, chlorine, bromine or a hydroxyl, nitro, amino, C.sub.1-4 -alkanoylamino, C.sub.1-4 -alkylamino, C.sub.1 -C.sub.4 -alkyl or methoxy group or a naphthyl group which is unsubstituted or substituted by fluorine or chlorine,
• R.sup.6 is a hydrogen atom or a methyl group, and
• R.sup.7 is a phenyl group which is mono- or disubstituted by fluorine, chlorine, bromine, C.sub.1 -C.sub.4 -alkyl, hydroxyl or methoxy or monosubstituted by nitro, cyano, trifluoromethyl, amino, C.sub.1 -C.sub.4 -alkylamino or di-C.sub.1 -C.sub.4 -alkylamino or a thienyl, naphthyl, benzothienyl or indenyl group which is unsubstituted or substituted by fluorine, chlorine or nitro,
• and their salts with physiologically tolerable acids.