申请人:Beecham Group p.l.c.
公开号:US04721720A1
公开(公告)日:1988-01-26
A method of treatment of emesis, anxiety and/or IBS in mammals, including humans, which method comprises administering an effective amount of a compound of formula (I) or (II) or a pharmaceutically acceptable salt thereof: Ar--Co--Y--Z (I) wherein Ar is a group of formula (a): ##STR1## wherein: R.sub.1 and R.sub.2 are independently selected from hydrogen, halogen, C.sub.1-6 alkyl, C.sub.1-4 alkoxy, hydroxy, amino optionally substituted by one or two C.sub.1-4 alkyl groups, thiol, C.sub.1-4 alkylthio; X is CH.sub.2, NR.sub.3, --O-- or --S-- wherein R.sub.3 is hydrogen, C.sub.1-4 alkyl, C.sub.3-5 alkenyl, phenyl or phenyl C.sub.1-4 alkyl; or Ar is a group of formula (b): ##STR2## wherein R.sub.4 to R.sub.7 are independently hydrogen, halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, hydroxy, amino optionally substituted by one or two C.sub.1-4 alkyl, by C.sub.1-4 alkanoylamino or pyrrolyl, one of R.sub.4 to R.sub.7 being other than hydrogen; Y is --O-- or --NH--; and Z is a group of formula (c), (d) or (e): ##STR3## wherein n is 2, 3 or 4; R.sub.8 is hydrogen, C.sub.1-7 alkyl, C.sub.3-5 alkenyl or phenyl C.sub.1-4 alkyl optionally substituted by one or two halogen, C.sub.1-4 alkoxy or C.sub.1-4 alkyl; ##STR4## wherein: p is 1, 2 or 3; and R.sub.9 is as defined above for R.sub.8 ; and with the proviso that, when Ar is of formula (b) and Y is --NH--, Z is a group of formula (d) or (e); ##STR5## wherein R.sub.10 is hydrogen, C.sub.1-10 alkyl, C.sub.3-7 cycloalkyl, C.sub.3-6 alkenyl, phenyl or phenyl-C.sub.1-3 alkyl; and one of the groups represented by R.sub.11, R.sub.12 and R.sub.13 is hydrogen, C.sub.1-6 alkyl, C.sub.3-7 cycloalkyl, C.sub.2-6 alkenyl or phenyl-C.sub.1-3 alkyl and each of the other groups, which may be the same or different, is hydrogen or C.sub.1-6 alkyl.
在哺乳动物,包括人类中治疗呕吐、焦虑和/或肠易激综合征的方法,包括给予化合物Ar--Co--Y--Z(I)或(II)或其药用可接受盐的有效量:其中Ar是
化学式(a)的基团:其中:R₁和R₂独立选择自氢、卤素、C₁-₆烷基、C₁-₄烷氧基、羟基、
氨基,可选择地被1个或2个C₁-₄烷基基团取代,
硫醇,C₁-₄烷基
硫醚;X是CH₂、NR₃、--O--或--S--其中R₃是氢、C₁-₄烷基、C₃-₅烯基、苯基或苯基C₁-₄烷基;或Ar是
化学式(b)的基团:其中R₄至R₇独立地是氢、卤素、C₁-₆烷基、C₁-₆烷氧基、羟基、
氨基,可选择地被1个或2个C₁-₄烷基、C₁-₄烷酰
氨基或
吡咯基取代,R₄至R₇中的一个不是氢;Y是--O--或--NH--;Z是
化学式(c)、(d)或(e)的基团:其中n是2、3或4;R₈是氢、C₁-₇烷基、C₃-₅烯基或苯基C₁-₄烷基,可选择地被1个或2个卤素、C₁-₄烷氧基或C₁-₄烷基取代;其中:p是1、2或3;R₉如上所定义为R₈;并且除非当Ar是
化学式(b)且Y是--NH--时,Z是
化学式(d)或(e)的基团;其中R₁₀是氢、C₁-₁₀烷基、C₃-₇环烷基、C₃-₆烯基、苯基或苯基-C₁-₃烷基;以及由R₁₁、R₁₂和R₁₃代表的基团中的一个是氢、C₁-₆烷基、C₃-₇环烷基、C₂-₆烯基或苯基-C₁-₃烷基,另外的每个基团,可以相同也可以不同,是氢或C₁-₆烷基。