3-(Heteroaryl acetamido)-2-oxo-azetidine-1-sulfonic acids derivatives as antibacterial agents

摘要

The present invention relates to novel Syn isomers of racemates and optical isomers of 3-(heteroaryl acetamido)-2-oxo-azetidine-1-sulfonic acids of formula (I) and its use in treating the infections caused by gram-negative pathogenic bacteria.