申请人:FGN, INC.
公开号:EP0485157A2
公开(公告)日:1992-05-13
Esters and amides of substituted pyrrole acetic acids of the formula :
wherein n is 0 or 1, and X represents a condensed phenyl ring ;
one of R1 and R2 is independently selected from hydrogen, halogen, lower alkyl ; and the other of R1 and R2 is independently selected from substituted or unsubstituted phenyl, benzyl, thienyl, napthyl, pyridyl, furyl, biphenyl, benzoyl, cinnamoyl, thienylcarbonyl, napthylcarbonyl, pyridylcarbonyl, furylcarbonyl or biphenylcarbonyl wherein said substituents are selected from amino, halogen, lower alkyl, lower alkylthio, lower alkoxy or lower haloalkyl ;
m is an integer from 1 to 3 ;
R3 is selected from hydrogen and lower alkyl, or one or more of hydrogen and lower alkyl when m is greater than 1 ;
R4 is one or more of hydrogen, lower alkyl, alkoxy, haloalkyl, alkylthio, and halogen ;
p is an integer of at least 2 ;
Q is the deprotonated residue of a polymer or macromolecular structure having at least two primary and/or secondary amines and/or hydroxy groups ; and
when n is 0, R5 is selected from hydrogen, halogen, lower alkyl, alkoxy, alkylthio, and halogen are useful in the treatment of colonic polyps.
式中取代的吡咯乙酸的酯和酰胺:
其中 n 为 0 或 1,X 代表缩合苯基环;
R1 和 R2 中的一个独立选自氢、卤素、低级烷基;R1 和 R2 中的另一个独立选自取代或未取代的苯基、苄基、噻吩基、萘基、吡啶基、呋喃基、联苯基、苯甲酰基、肉桂酰基、噻吩基羰基、萘基羰基、吡啶基羰基、呋喃基羰基或联苯基羰基,其中所述取代基选自氨基、卤素、低级烷基、低级烷硫基、低级烷氧基或低级卤代烷基;
m 是 1 至 3 的整数;
R3 选自氢和低级烷基,或当 m 大于 1 时,选自氢和低级烷基中的一个或多个;
R4 是氢、低级烷基、烷氧基、卤代烷基、烷硫基和卤素中的一种或多种;
p 是至少 2 的整数;
Q 是聚合物或大分子结构的去质子化残基,至少有两个伯胺和/或仲胺和/或羟基;以及
当 n 为 0 时,R5 选自氢、卤素、低级烷基、烷氧基、烷硫基和卤素。