申请人:Beecham Group Limited
公开号:US04166904A1
公开(公告)日:1979-09-04
Compounds of the formula (II) ##STR1## wherein R.sub.1 is CH.sub.3, CH.sub.2 OH, CHO or CH.sub.2 OCOR.sub.4 wherein R.sub.4 is a hydrocarbon of 1-7 carbon atoms and R.sub.2 is a group of the formula R.sub.3 or COR.sub.3 wherein R.sub.3 is a hydrocarbon of 1-7 carbon atoms optionally inertly substituted by halogen are useful as antibacterial agents and .beta.-lactamase inhibitory agents.
公式(II)的化合物为:## STR1 ## 其中R.sub.1为CH.sub.3,CH.sub.2 OH,CHO或CH.sub.2 OCOR.sub.4,其中R.sub.4为1-7碳原子的烃基,R.sub.2为公式R.sub.3或COR.sub.3的基团,其中R.sub.3为1-7碳原子的烃基,可选择地被卤素惰性取代。这些化合物可用作抗菌剂和β-内酰胺酶抑制剂。