Patent ID: 6174900
Filing Date: 2001-01-16
Classification: C07D

Abstract:
A substituted piperdine derivative having the formula (1): ##STR210##whereinR.sup.1 is an unsubstituted phenyl group, a phenyl group substituted with 1 to 3 radicals, a naphthyl group, or a naphthyl group substituted with 1 to 3 radicals, wherein said radicals are selected from the group consisting of a halogen atom, an unsubstituted C.sub.1-6 alkyl group, a halogenated C.sub.1-6 alkyl group, a C.sub.1-6 alkoxyl group, an amino group, a benzyloxy group, a cyano group, a benzoyl group, a C.sub.1-6 alkanoyl group, a carbamoyl group, carboxyl group, a C.sub.1-6 alkanoyloxy group, a nitro group and a sulfonamide group;R.sup.2 is a linear alkyl group having 1 to 8 carbon atoms, a branched alkyl group having 1 to 8 carbon atoms, a cyclic alkyl group having 3 to 8 carbon atoms, a cyclic-linear alkyl group having 4 to 8 carbon atoms, an alkenyl group having 2 to 6 carbon atoms, or a C.sub.1-6 alkyl group substituted with a phenyl group;R.sup.3 is a hydrogen atom or an alkyl group having 1 to 6 carbon atoms; andR.sup.4 is an unsubstituted phenyl group, a phenyl group substituted with 1 to 3 substituents, an unsubstituted naphthyl group, a naphthyl group substituted with 1 to 3 substituents, an unsubstituted phenyl-C.sub.1-6 -alkyl group, a phenyl-C.sub.1-6 -alkyl group substituted with 1 to 3 substituents, an unsubstituted phenyl-C.sub.2-6 -alkenyl group, or a phenyl-C.sub.2-6 -alkenyl group substituted with 1 to 3 substituents, wherein said substituents are selected from the group consisting of a C.sub.1-6 alkoxyl group, a halogen atom, a cyano group, a hydroxyl group, a nitro group, an amino group, a C.sub.1-6 alkylamino group and a C.sub.1-6 alkoxycarbonyl group;or a salt thereof.