abstract |
Dithiocarbonylthioacetyl cephalosporin derivatives of the formula WHEREIN R is hydrogen, lower alkyl, trimethylsilyl, alkali metal or R1 is thienyl; R2 is a salt forming metal, lower alkyl or cyclolower alkyl; R3 is lower alkyl or phenyl-lower alkyl; and X is hydrogen, hydroxy or lower alkanoyloxy, are useful as antibacterial agents. |