Synonyms: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 3-(hydroxymethyl)-8-oxo-7-(2-phenylacetamido)-, acetate (7CI);5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-(hydroxymethyl)-8-oxo-7-(2-phenylacetamido)-, acetate (ester) (8CI);5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[(acetyloxy)methyl]-8-oxo-7-[(phenylacetyl)amino]-, (6R,7R)- (9CI);5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[(acetyloxy)methyl]-8-oxo-7-[(phenylacetyl)amino]-, (6R-trans)-;3-(Acetoxymethyl)-8-oxo-7-(phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid; 7-(2-Phenylacetamido)cephalosporanic acid;7-(2-Phenylacetylamino)cephalosporanic acid; 7-Phenylacetamidocephalosporanicacid; Benzylcephalosporin; Cefaloram; Cepaloram; Cephaloram; Cephalosporin G;Cephalosporin, (phenylmethyl)-; RO 11-7763