Certificate of Analysis

 

Product Name: Cephalexin
Catalog Number: M4900
CAS Number: 15686-71-2

Physical and Chemical Properties
Formula: C16H17N3O4S
Molecular Weight: 347.39
Form: Solid
Solubility: DMSO 2 mg/mL; Water 10 mg/mL
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Cephalexin Structure
Analytical Data
QC Standard: 99.58%
H-NMR: Consistent with structure
Product Information
Description: Cephalexin is an orally active, potent semi-synthetic cephalosporin antibiotic with a broad spectrum of antibacterial activity against a wide range of Gram-positive and Gram-negative bacteria.Cephalexin inhibits bacterial cell wall assembly by targeting penicillin-binding proteins (PBPs). Cephalexin can be used in studies related to pneumonia, streptococcal pharyngitis and bacterial endocarditis.
   
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.