申请人:Ciba-Geigy Corporation
公开号:US05646144A1
公开(公告)日:1997-07-08
1-Acylpiperidine compound of the formula I ##STR1## in which R.sub.1 is an optionally substituted aralkyl, aryloxyalkyl, heteroaralkyl, aroyl, heteroaroyl, cycloalkylcarbonyl, aralkanoyl, heteroarylalkanoyl, aralkoxycarbonyl or arylcarbamoyl radical or the acyl radical of an .alpha.-amino acid which is optionally N-substituted by lower alkanoyl or carbamoyl-lower-alkanoyl, R.sub.2 is cycloalkyl or an optionally substituted aryl or heteroaryl radical, R.sub.3 is hydrogen, alkyl, carbamoyl or an alkanoyl or alkenoyl radical which is optionally substituted by carboxyl or esterified or amidated carboxyl, R.sub.4 is an optionally substituted aryl or optionally partially hydrogenated heteroaryl radical, X.sub.1 is methylene, ethylene, a direct linkage, an optionally ketalized carbonyl group or an optionally etherified hydroxymethylene group, X.sub.2 is alkylene, carbonyl or a direct linkage, and X.sub.3 is carbonyl, oxo-lower-alkylene, oxo(aza)-lower-alkylene or an alkylene radical which is optionally substituted by phenyl, hydroxymethyl, optionally esterified or amidated carboxyl or, in higher than the .alpha. position, by hydroxyl, and its salts have substance-P-antagonistic properties and can be used as pharmaceutically active substances in pharmaceuticals for the treatment of disorders in whose development substance P plays an essential part.
化合物I的结构式为:##STR1## 其中,R.sub.1是可选取代的芳基烷基、芳氧基烷基、杂芳基烷基、芳酰基、杂芳酰基、环烷基羰基、芳基烷酰基、杂芳基烷酰基、芳基氧羰基或芳基氨基酰基基团或者是可选取代的α-氨基酸的酰基,该α-氨基酸可选取低烷酰或氨基酰-低烷酰基团取代;R.sub.2是环烷基或可选取代的芳基或杂芳基基团;R.sub.3是氢、烷基、氨基酰或可选取代的羧基或酯化的或酰胺化的羧基的烷酰基或烯酰基基团;R.sub.4是可选取代的芳基或可选部分氢化的杂芳基基团;X.sub.1是亚甲基、乙烯基、直接连接、可选缩醛化的羰基基团或可选醚化的羟甲基基团;X.sub.2是烷基、羰基或直接连接;X.sub.3是羰基、氧代-低烷基烷基、氧代(氮代)-低烷基烷基或可选取代的苯基、羟甲基、可酯化或酰胺化的羧基或在高于α位的位置,可选取代的羟基的烷基基团,并且它的盐具有物质P拮抗作用,可用作药物活性物质,用于治疗在其发展中物质P起重要作用的疾病。