7-Acyl-3-(substituted tetrazolyl thiomethyl)cephalosporins

7-Acyl-3-(sulfonic acid and sulfamoyl substituted tetrazolyl thi

7-acylamino-(or 7-amino)-3-trifluoromethylsulfonyloxy-1-carba(1-

7-acylamino-3-substituted cephalosporanic acid derivatives

7-acylamino-3-vinylcephalosporanic acid derivatives

7-acylamino-3-vinylcephalosporanic acid derivatives

7-Acylamino-3-vinylcephalosporanic acid derivatives and processe

7-acylamino-3-vinylcephalosporanic acid derivatives and processe

7-acylamino-3-vinylcephalosporanic acid derivatives useful for t

7-Acylamino-3-[1-[2-(carboxymethylamino)ethyl]tetrazol-5-ylthio

7-alkoxycoumarins, dihydropsoralens, and benzodipyranones as pho

7-Alpha-(2-aminothiazole)-acetamido-cephalosporins

7-Amino 2-lower alkyl-2 or 3-cephem-4-carboxylic acid derivative

7-amino alkylidenyl-heterocyclic quinolones and naphthyridones

7-Amino intermediates for preparing 7-acyl-3-(ureidoalkyl substi

7-amino triazolopyrimidines for controlling harmful fungi

7-amino-1-cyclopropyl-4-oxo-1,4-dihydro-quinoline- and naphthyri

7-Amino-1H-indoles

7-amino-2-heptenoates and their use in the preparation of methyl

7-Amino-3- (2-carboxyalkyl-2,3-dihydro-s-triazolo[4,3-b]pyridazi