Carbamoyl heterocyclicthio cephalosporins and pharmaceutical
申请人:Beecham Group Limited
公开号:US04198406A1
公开(公告)日:1980-04-15
Novel cephalosporin compounds, process of preparation thereof, intermediates useful in the preparation of the cephalosporins, pharmaceutical compositions formulated therefrom for administration and combinations of the cephalosporins in pharmaceutical composition form with clavulanic acid. The cephalosporin compounds are characterized by a 5-membered nitrogen-containing ring in the group in the 3-position of the sulphur-containing ring.