Synthesis and antibacterial activity of 2-oxocephalosporins

Synthesis and antibacterial activity of 2-oxocephalosporins Synthesis of cephalosporin-4-aldehydes Synthesis and antibacterial activity of 2-[(methoxycarbonyl)methylene]cephalosporins Synthesis of .DELTA.3-1-methylene-1-carbacephems Synthesis and in vitro antibacterial activity of 3-[ N -methyl- N -(3-methyl-1,3-thiazolium-2-yl)amino]methyl cephalosporin derivatives Synthesis and antibacterial activities of new (.alpha.-hydrazinobenzyl)cephalosporins Synthetic studies on β-lactam antibiotics. Part 10. Synthesis of 7β-[2-carboxy-2-(4-hydroxyphenyl)acetamido]-7.alpha.-methoxy-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-1-oxa-1-dethia-3-cephem-4-carboxylic acid disodium salt (6059-S) and its related 1-oxacephems Synthesis and antimicrobial properties of substituted .beta.-aminoxypropionyl penicillins and cephalosporins Orally absorbable cephalosporin antibiotics. 1. Structure-activity relationships of benzothienyl- and naphthylglycine derivatives of 7-aminodeacetoxycephalosporanic acid Total synthesis of (.+-.)-1-carbacefoxitin and -cefamandole and (.+-.)-1-oxacefamandole