Azthreonam monosodium salt is a synthetic monobactam specifically active against aerobic gram-negative bacteria.

80581-85-7

C13H17N5NaO8S2

458.42

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years