| 摘要 |
PCT No. PCT/EP95/03681 Sec. 371 Date Mar. 5, 1997 Sec. 102(e) Date Mar. 5, 1997 PCT Filed Sep. 19, 1995 PCT Pub. No. WO96/10562 PCT Pub. Date Apr. 11, 1996The invention relates to novel 1-acyl-4-aliphatylaminopiperidine compounds of formula (I), in which R1 is a benzoyl, naphthoyl or cycloalkanoyl radical which is unsubstituted or substituted by lower alkyl, lower alkoxy, halogen and/or trifluoromethyl; R2 is cycloalkyl or a phenyl or naphthyl radical which is unsubstituted or substituted by lower alkyl, lower alkoxy, halogen, nitro, cyano and/or trifluoromethyl; R3 and R4 together are lower alkylene or aza-, oxa- or thia-lower alkylene; or R3 is lower alkyl, lower alkoxy-lower alky, di-lower alkylamino-lower alkyl or a radical of the formula -(CH2)n-C(=O)-R5 (Ia); and R4 is hydrogen, lower alkyl or a radical of the formula -(CH2)n-C(=O)-R5 (Ia); R5 is (i) hydrogen, alkyl or alkyl which is substituted by halogen, lower alkoxy amino or amino substituted by lower alkyl, amino-lower alkyl, mono- or di-lower alkylaminoalkyl, lower alkanoyl, lower alkoxycarbonyl or lower alkylene or aza-, oxa- or thia-lower alkylene, (ii) hydroxyl, cycloalkoxy, lower alkoxy or lower alkoxy which is substituted by lower alkoxy, amino or amino substituted by lower alkyl, amino-lower alkyl, mono- or di-lower alkylamino-alkyl, lower alkanoyl, lower alkoxycarbonyl or lower alkylene or aza-, oxa- or thia-lower alkylene, or (iii) amino or amino substituted by lower alkyl, cycloalkyl, amino-lower alkyl, mono- or di-lower alkylaminoalkyl, lower alkanoyl, lower alkoxycarbonyl or lower alkylene or aza-, oxa- or thia-lower alkylene; X1 is methyelene, ethylene, a direct bond; a free or ketalized carbonyl group or a free or etherified hydroxymethylene group and n is 0 or 1, and their salts, processes for the preparation of the compounds according to the invention, pharmaceutical compositions containing these and their use as pharmaceutical active ingredients. |
