Shelf life (days): 1460.0
Formulation: A crystalline solid
Formal Name: (6R-trans)-3-(hydroxymethyl)-8-oxo-7-[[(4-pyridinylthio)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, monosodium salt
Purity: ≥95%
Formula Markup: C15H14N3O5S2 / Na
Formula Weight: 403.4
CAS Number: 104557-24-6
Notes: Desacetyl cefapirin is an active metabolite of the cephalosporin antibiotic cefapirin (Item No. 17406).{43997} 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.