Penicillin derivatives, processes for their preparation and compositions containing them
申请人:BEECHAM GROUP PLC
公开号:EP0041813A1
公开(公告)日:1981-12-16
A compound offormula (I) or a pharmaceutically acceptable salt or in vivo hydrolysable ester thereof:
wherein R is phenyl 4-hydroxy phenyl, or a 5- 6- membered heterocyclic ring containing up to three heteroatoms selected from oxygen, sulphur or nitrogen, optionally substituted with hydroxy, amino, halogen or C1-6 alkoxy;
R1 represents hydrogen or C1-6 alkyl;
R2 and R3 are the same or different and represent hydrogen, C1-6alkyl, halogen, amino, hydroxy, or C1-6 alkoxy.
Their preparation and use is described.
式 (I) 的化合物或其药学上可接受的盐或体内可水解的酯:
其中 R 是苯基 4-羟基苯基,或含有最多三个选自氧、硫或氮的杂原子的 5- 6-成员杂环,可选择被羟基、氨基、卤素或 C1-6 烷氧基取代;
R1 代表氢或 C1-6 烷基;
R2 和 R3 相同或不同,代表氢、C1-6 烷基、卤素、氨基、羟基或 C1-6 烷氧基。
本文介绍了它们的制备和使用方法。