申请人:National Research Development Corporation
公开号:US05218000A1
公开(公告)日:1993-06-08
A compound of formula I optionally in the form of an acid addition salt ##STR1## in which formula: A represents a substituent which is: hydroxyl, O-alkyl, O-cycloalkyl, O-alkenyl, O-aryl, O-aralkyl, O-carbamate, O-carbonate, O-acyl or halogen a is 0-5; the substituents A are identical or different when a is more than 1; B represents a C.sub.1 -C.sub.6 aliphatic hydrocarbon group optionally carrying one or more of the substituents: hydroxyl, amino, halogen, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkyl, aryloxy or carboalkoxy and optionally comprising one or more sites of unsaturation and/or one or more carbonyl groups or ketal derivatives thereof; b is 0 or 1; c, d, f and h, which may be identical or different, are 2, 3, 4, 5 or 6; and i is 0 or 1 D, E and F, which may be identical or different, represent hydrogen or C.sub.1 -C.sub.4 alkyl or cycloalkyl, and G and J which may be identical or different represent hydrogen, alkyl or cycloalkyl or G and J together with the nitrogen atom to which they are attached represent a saturated heterocyclic ring system.
公式I的化合物,可选地为酸加成盐的形式,其中公式如下:A代表取代基,可以是:羟基,O-烷基,O-环烷基,O-烯基,O-芳基,O-芳烷基,O-
氨基甲酸酯,O-
碳酸酯,O-酰基或卤素,a为0-5;当a大于1时,取代基A可以相同或不同;B代表C1-C6脂肪烃基,可选地携带一个或多个取代基:羟基,
氨基,卤素,C1-C4烷氧基,C1-C4烷基,芳氧基或羧基烷氧基,并可选地包含一个或多个不饱和位点和/或一个或多个羰基或其ketal衍
生物;b为0或1;c、d、f和h可以相同也可以不同,分别为2、3、4、5或6;i为0或1;D、E和F可以相同或不同,分别代表氢或C1-C4烷基或环烷基;G和J可以相同或不同,代表氢、烷基或环烷基,或G和J与它们所连接的氮原子一起代表一个饱和的杂环环系。