59207-74-8Relevant articles and documents
Hydroxy-substituted cephalosporins
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, (2008/06/13)
Hydroxy-substituted cephalosporins, particularly 7-(α-hydroxy-arylacetamido)-3-substituted-3-cephem-4-carboxylic acids of the formula: STR1 wherein R is a hydrogen atom, an esterified carboxy or carboxy group, and Y is a lower alkanoyl, lower alkoxy or azido group or a group of the formula: --SR3 in which R3 is a heterocyclic residue. These compounds have antibacterial activity against Gram-positive and Gram-negative bacteria.