申请人:PFIZER INC.
公开号:EP0074229A1
公开(公告)日:1983-03-16
Gastric anti-secretory agents of the formula
or pharmaceutically acceptable salts thereof, wherein R is alkyl and R' is hydrogen, methyl or ethyl; and
Y is hydrogen, hydroxymethyl, alkyl or -(CH2)nNHC(Z)Q
wherein n is an integer from 1 to 4; and
Z and Q, when taken together, form a 4-pyrimidinone group; or when taken separately, Z is oxygen, sulfur, =N-C-N, or =(CH)N02; and Q is -CH=CHR" wherein R" is 2-methyl-5-thiazolyl, 4-pyridyl or 4-imidazolyl; or
Q is -(CH2)mR"', wherein R" is hydrogen, alkyl, thioalkoxy, alkoxy, amino, N-monoalkylamino, N,N-dialkylamino, 2-guanidino-4-thiazolyl, 5-dimethylaminomethyl-2-furyl, 2-pyrazinyl, 4-imidazolyl, 5-methyl-4-imidazolyl, phenyl, mono-substituted phenyl, 3-pyridyl, mono-substituted 3-pyridyl, 4-pyridyl, or mono-substituted 4-pyridyl, wherein said substituents are halo, alkoxy, hydroxy or alkylamino; and
m is 0 or an integer from 1 to 3;
provided that when R'" is hydrogen, alkoxy, phenoxy or pyridoxy, m is other than 0; said alkyl, alkoxy, and thioalkoxy groups having from 1 to 4 carbon atoms.
式中的抗胃分泌剂
或其药学上可接受的盐,其中 R 是烷基,R' 是氢、甲基或乙基;以及
Y 是氢、羟甲基、烷基或-(CH2)nNHC(Z)Q
其中 n 是 1 到 4 的整数;以及
Z 和 Q 合在一起时形成 4-嘧啶酮基团;或分开时,Z 是氧、硫、=N-C-N 或 =(CH)N02;Q 是-CH=CHR",其中 R "是 2-甲基-5-噻唑基、4-吡啶基或 4-咪唑基;或
Q是-(CH2)mR"',其中R "是氢、烷基、硫代烷氧基、烷氧基、氨基、N-单烷基氨基、N,N-二烷基氨基、2-胍基-4-噻唑基、5-二甲基氨基甲基-2-呋喃基、2-吡嗪基、4-咪唑基、5-甲基-4-咪唑基、苯基、单取代苯基、3-吡啶基、单取代 3-吡啶基、4-吡啶基或单取代 4-吡啶基,其中所述取代基为卤代、烷氧基、羟基或烷基氨基;和
m 为 0 或 1 至 3 的整数;
但当 R'"为氢、烷氧基、苯氧基或吡啶氧基时,m 不为 0;所述烷基、烷氧基和硫代烷氧基具有 1 至 4 个碳原子。