Chemical-structure (Chemical Structure)
Naproxen and naproxen sodium are chemical compounds used as nonsteroidal anti-inflammatory drugs (NSAIDs) to relieve pain, inflammation, and fever. Naproxen has a molecular formula of C14H14O3 and a molecular weight of 230.27 g/mol, while naproxen sodium has a molecular formula of C14H13NaO3 and a molecular weight of 252.23 g/mol. Both compounds have a carboxyl group (-COOH or -COONa) as a functional group.*