Avibactam free acid

Avibactam free acid (NXL-104 free acid) is a potent, covalent, reversible, non–β-lactam Inhibitor of β-lactamase, inhibiting β-lactamase TEM-1 and CTX-M-15 with an IC50 of 8 nM and 5 nM, respectively. It is useful in research on Gram-positive bacteria, including methicillin-resistant Staphylococcus aureus (MRSA) and vancomycin-resistant Enterococcus faecium, Gram-negative infections.