Certificate of Analysis


Catalog Number: M3608
Product Name: Naproxen
CAS Number: 26159-34-2

Physical and Chemical Properties
Formula: C14H13NaO3
Molecular Weight: 252.24
Solubility: Water 70 mg/mL, Ethanol 10 mg/mL
Long-term Storage: at -20°C
Chemical Structure: Naproxen Structure
Analytical Data
HPLC: Shows Min 99.93% purity
H-NMR: Consistent with structure
Product Information
Description: Naproxen is a COX inhibitor for COX-1 and COX-2 with IC50 of 8.7 μM and 5.2 μM, respectively.
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 at -20°C or below and used within 1 month.