A cephalosporin antibiotic
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Cefsulodin (sodium salt hydrate)

Item No. 16127

Technical Information
Formal Name
4-(aminocarbonyl)-1-[[(6R,7R)-2-carboxy-8-oxo-7-[[(2R)-2-phenyl-2-sulfoacetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-pyridinium inner salt, monosodium salt, hydrate
CAS Number
1426397-23-0
Molecular Formula
C22H19N4O8S2 • Na [XH2O]
Formula Weight
Purity
≥95%
A crystalline solid
DMSO: 0.1 mg/mlPBS (pH 7.2): 10 mg/ml
λmax
265, 352 nm
SMILES
O=C(N[C@@H]1C(N2[C@]1([H])SCC(C[N+]3=CC=C(C(N)=O)C=C3)=C2C([O-])=O)=O)[C@H](S([O-])(=O)=O)C4=CC=CC=C4.[Na+].O
InChi Code
InChI=1S/C22H20N4O8S2.Na.H2O/c23-18(27)13-6-8-25(9-7-13)10-14-11-35-21-15(20(29)26(21)16(14)22(30)31)24-19(28)17(36(32,33)34)12-4-2-1-3-5-12;;/h1-9,15,17,21H,10-11H2,(H4-,23,24,27,28,30,31,32,33,34);;1H2/q;+1;/p-1/t15-,17-,21-;;/m1../s1
InChi Key
XTRRFIYXAPRYES-NLFZDHTNSA-M
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    Product Description

    Cefsulodin is a cephalosporin antibiotic.1 It is active against 45 isolates of P. aeruginosa (MIC90 = 3.1 µg/ml) and acts synergistically against P. aeruginosa isolates when combined with gentamicin, tobramycin (Item No. 14596), amikacin (Item No. 15405), or mezlocillin (Item No. 30691). Cefsulodin is also active against isolates of S. aureus, S. epidermidis, S. pneumoniae, and S. pyogenes (MIC90s = 8, 8, 12, and 12 µg/ml, respectively). It binds to P. aeruginosa penicillin-binding protein 1a (PBP1a), PBP1b, and PBP3 but not PBP2, PBP4, or PBP5.2 It increases survival in mice infected with various P. aeruginosa strains (ED50s = 1.93-137 mg/kg for all).3 Formulations containing cefsulodin have been used in the treatment of P. aeruginosa infections.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Neu, H.C., and Scully, B.E. Activity of cefsulodin and other agents against Pseudomonas aeruginosa. Rev. Infect. Dis. 6 (Suppl. 3), S667-S677 (1984).

    2. Noguchi, H., Matsuhashi, M., and Mitsuhashi, S. Comparative studies of penicillin-binding proteins in Pseudomonas aeruginosa and Escherichia coli. Eur. J. Biochem. 100(1), 41-49 (1979).

    3. Kondo, M., and Tsuchiya, K. Comparative in vivo activities of cefsulodin, sulbenicillin, and gentamicin against Pseudomonas aeruginosa. Antimicrob. Agents Chemother. 14(1), 151-153 (1978).