The chemical Diclofenac Sodium has a designated molecular formula of C14H10Cl2NNaO2 and a molecular weight of 318.129 g/mol. Synonyms may include: Benzeneacetic acid, 2-((2,6-dichlorophenyl)amino)-, monosodium salt, CCRIS 1909, (o-(2,6-Dichloroanilino)phenyl)acetic acid monosodium salt, (o-(2,6-Dichloroanilino)phenyl)acetic acid sodium salt, 2-((2,6-Dichlorophenyl)amino)benzeneacetic acid monosodium salt, Dichronic, Diclophenac sodium, EINECS 239-346-4 (ChemID). Diclofenac Sodium has been assigned a MeSH pharmacological action of: Cyclooxygenase Inhibitor.