4-Pyridoxic Acid

4-Pyridoxic acid is an inactive metabolite of pyridoxine (Cay-20706). It is formed from pyridoxine via pyridoxal 5'-phosphate and pyridoxal intermediates by pyridoxine kinase or pyridoxamine phosphate oxidase, as well as pyridoxine-5'-phosphate oxidase, aldehyde dehydrogenase, or aldehyde oxidase.Formal Name: 3-hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecarboxylic acid. CAS Number: 82-82-6. Synonyms: NSC 41814. Molecular Formula: C8H9NO4. Formula Weight: 183.2. Purity: >98%. Formulation: (Request formulation change), A solid. Solubility: Aqueous acid: 10 mg/ml. lambdamax: 213, 323 nm. SMILES: O=C(C1=C(C(C)=NC=C1CO)O)O. InChi Code: InChI=1S/C8H9NO4/c1-4-7(11)6(8(12)13)5(3-10)2-9-4/h2,10-11H,3H2,1H3,(H,12,13). InChi Key: HXACOUQIXZGNBF-UHFFFAOYSA-N.