申请人:BEECHAM GROUP PLC
公开号:EP0214772A1
公开(公告)日:1987-03-18
Compounds of formula (I) and pharmaceutically acceptable salts thereof:
wherein:
n is 1, or 3; and m and p are independently 1 or 2 such that m + n + p 1≥4;
X is NH; or O when Ar is offormula (a) and R4 is hydrogen or when Ar is a group of formula (b);
R1, R2 and R3 are independently hydrogen, C1-6 alkyl, phenyl or phenyl-C1-6 alkyl, which phenyl moieties may be substituted by C1-6 alkyl, C1-6 alkoxy or halogen;
Ar is a group of formula (a):
wherein either R4 is C1-6 alkoxy and one of R5, R6 and R7 is hydrogen and the other two are selected from hydrogen, halogen, CF3, C1-6 alkylthio, C1-7 acyl, C1-10 carboxylic acylamino, C1-6alkyl S(O)n wherein n is 0,1 or 2, nitro or amino, aminocarbonyl or aminosulphonyl optionally substituted by one or two groups selected from C1-6 alkyl, C3-8 cycloalkyl, C3-8 cycloalkyl C1-4 alkyl or phenyl C1-4 alkyl groups any of which phenyl moieties may be substituted by one or two groups selected from halogen, CF3, C1-6 alkyl or C1-6 alkoxy; or R4 is hydrogen and Rs, R6 and R7 are independently selected from hydrogen, C1-6 alkyl, hydroxy, C1-6 alkoxy, C1-6 alkylthio or halo; or any two on adjacent carbon atoms together are C1-2 alkylenedioxy and the third is hydrogen, C1-6 alkyl, C1-6 alkoxy or halo;
or Ar is a group of formula (b):
wherein Z is CH2, 0, S or NR9 wherein R9 is hydrogen, C1-6 alkyl, C2-7 alkenyl, phenyl or phenyl C1-4 alkyl either of which phenyl moieties may be substituted by one or two of halogen, CF3, C1-6 alkoxy or C1-6 alkyl; and Y is CH or N; or Z is CH or N and Y is NRa or CHRa where Ra is as defined for R9 above;
Rb is present when the COX linkage is attached at the phenyl ring, and is selected from hydrogen, halogen, CF3, hydroxy, C1-6 alkoxy or C1-6 alkyl; R, is hydrogen, CF3, C1-6 alkyl, C1-6 alkoxy, C1-6 alkylthio, C1-7 acyl, C1-7 acylamino, C1-6alkylsulphonytamino, N-(C1-6alsulphonyl)-N-C1-4 alkylamino, C1-6 alkylsulphinyl, hydroxy, nitro or amino, aminocarbonyl, aminosulphonyl, aminosulphonylamino or N-(aminosulphonyl)-C1-4 alkylamino optionally N-substituted by
one or two groups selected from C1-6 alkyl, C3.8 cycloalkyl, C3-8 cycloalkyl C1-4 alkyl, phenyl or phenyl C1-4 alkyl groups or optionally N-disubstituted by C4-5 polymethylene; having gastric motility enchancing activity and/or anti-emetic activity and/or 5-HT antagonist activity, a process for their preparation and their use as pharmaceuticals.
式(I)化合物及其药学上可接受的盐类:
其中
n为1或3;m和p独立地为1或2,使得m+n+p 1≥4;
X 为 NH;或当 Ar 为式(a)外的基团且 R4 为氢或当 Ar 为式(b)的基团时为 O;
R1、R2 和 R3 独立地为氢、C1-6 烷基、苯基或苯基-C1-6 烷基,其中苯基可被 C1-6 烷基、C1-6 烷氧基或卤素取代;
Ar 是式 (a) 的基团:
其中 R4 为 C1-6 烷氧基,R5、R6 和 R7 中的一个为氢,另外两个选自氢、卤素、CF3、C1-6 烷硫基、C1-7酰基、C1-10 羧基酰氨基、C1-6烷基 S(O)n(其中 n 为 0、1 或 2)、硝基或氨基、氨基羰基或氨基磺酰基,可任选被一个或两个选自 C1-6 烷基、C3-8 环烷基、C3-8 环烷基 C1-4 烷基或苯基 C1-4 烷基的基团取代,其中任一苯基可被一个或两个选自卤素、CF3、C1-6 烷基或 C1-6 烷氧基的基团取代;或 R4 为氢,Rs、R6 和 R7 独立选自氢、C1-6 烷基、羟基、C1-6 烷氧基、C1-6 烷硫基或卤素;或相邻碳原子上的任意两个碳原子共同为 C1-2 烷二氧基,第三个碳原子为氢、C1-6 烷基、C1-6 烷氧基或卤素;
或 Ar 是式 (b) 的基团:
其中 Z 是 CH2、0、S 或 NR9,其中 R9 是氢、C1-6 烷基、C2-7 烯基、苯基或苯基 C1-4 烷基,其中任一苯基可被卤素、CF3、C1-6 烷氧基或 C1-6 烷基中的一个或两个取代;Y 是 CH 或 N;或 Z 是 CH 或 N,Y 是 NRa 或 CHRa,其中 Ra 如上文对 R9 的定义;
当 COX 连接在苯环上时存在 Rb,它选自氢、卤素、CF3、羟基、C1-6 烷氧基或 C1-6 烷基;R,是氢、CF3、C1-6 烷基、C1-6 烷氧基、C1-6烷硫基、C1-7酰基、C1-7酰氨基、C1-6烷基磺酰基氨基、N-(C1-6alsulphonyl)-N-C1-4烷基氨基、C1-6烷基亚磺酰基、羟基、硝基或氨基、氨基羰基、氨基磺酰基、氨基磺酰基氨基或任选被以下基团 N 取代的 N-(氨基磺酰基)-C1-4烷基氨基
一个或两个选自 C1-6 烷基、C3.8 环烷基、C3-8 环烷基 C1-4 烷基、苯基或苯基 C1-4 烷基的基团或任选被 C4-5 聚亚甲基 N-二取代的基团;具有促进胃肠蠕动活性和/或止吐活性和/或 5-HT 拮抗剂活性,其制备方法及其作为药物的用途。