Penicillin derivatives, process for their preparation and pharmaceutical compositions containing certain of these compounds
申请人:BEECHAM GROUP PLC
公开号:EP0013617A1
公开(公告)日:1980-07-23
This invention relates to a process for the preparation of certain penicillin derivatives which are useful as β-lactamase inhibitors. The compounds which may be prepared by the process of this invention have formula (I), or a pharmaceutically acceptable salt or ester thereof:
wherein R represents hydrogen, halogen, C1-6alkylthio, C1-6alkyl or alkyl substituted with phenyl, carboxy, C1-6alkoxycarbonyl, hydroxyorC1-6alkylthio, and n is zero, 1 or 2. In addition certain of the compounds produced by the process of the invention are novel compounds.
本发明涉及一种制备某些青霉素衍生物的工艺,这些衍生物可用作β-内酰胺酶抑制剂。可通过本发明工艺制备的化合物具有式(I)或其药学上可接受的盐或酯:
其中R代表氢、卤素、C1-6烷硫基、C1-6烷基或被苯基、羧基、C1-6烷氧基羰基、羟基或C1-6烷硫基取代的烷基,n为0、1或2。此外,本发明工艺生产的某些化合物是新型化合物。