Desacetyl cefapirin is an active metabolite of the cephalosporin antibiotic cefapirin .1 Desacetyl cefapirin is active against E. coli, K. pneumoniae, P. mirabilis, and S. aureus with MIC values of 120, 24, 34, and 0.42 μg/ml, respectively.

104557-24-6

C15H15N3NaO5S2

404.41

H2O:Slightly soluble
Methanol:Slightly soluble
DMSO:Soluble
Powder: -20°C for 3 years
In solvent: -80°C for 2 years