申请人:Otsuka Pharmaceutical Co., Ltd.
公开号:US04455422A1
公开(公告)日:1984-06-19
Novel carbostyril derivatives and their salts, having antihistaminic effect and central nervous system controlling effect, are represented by the general formula (1), ##STR1## wherein R.sup.1 is a hydrogen atom, a lower alkyl group, a phenyl-lower alkyl group, a lower alkenyl group, a lower alkynyl group; A is a group of the formula ##STR2## (wherein R.sup.2 is a hydrogen atom or a lower alkyl group); B is a lower alkylene group; l is 1 when A is a group of the formula ##STR3## or l is 0 or 1 when A is a group of the formula ##STR4## Z is a group of the formula >N--R.sup.3 or ##STR5## (wherein R.sup.3, R.sup.4 and R.sup.5 are as defined herein).
新型的羰基喹啉衍生物及其盐具有抗组胺效应和中枢神经系统控制效应,其一般公式如下:其中R.sup.1为氢原子、较低的烷基基团、苯基较低的烷基基团、较低的烯基基团、较低的炔基基团;A为下列式的基团:(其中R.sup.2为氢原子或较低的烷基基团);B为较低的烷基烯基基团;当A为下列式的基团时,l为1:或当A为下列式的基团时,l为0或1:Z为下列式的基团:或(其中R.sup.3、R.sup.4和R.sup.5如上所定义)。