4-Hydroxy-2-methylnicotinic acid
[CAS# 902171-52-2]

Identification

• Name: 4-Hydroxy-2-methylnicotinic acid
• Synonyms: 2-Methyl-4-oxo-1,4-dihydro-pyridine-3-carboxylic acid
• Molecular Formula: C₇H₇NO₃
• Molecular Weight: 153.14
• CAS Registry Number: 902171-52-2
• SMILES: CC1=NC=CC(=C1C(=O)O)O
• InChI: 1S/C7H7NO3/c1-4-6(7(10)11)5(9)2-3-8-4/h2-3H,1H3,(H,8,9)(H,10,11)
• InChIKey: RXMXXPJGWYNHDE-UHFFFAOYSA-N

Properties

• Density: 1.4±0.1g/cm³ (Cal.)
• Boiling point: 460.1±45.0°C at 760 mmHg (Cal.)
• Flash point: 232.0±28.7°C (Cal.)
• Refractive index: 1.608 (Cal.)

References

• (1): Denis Badocco, Moreno Marcon, Andrea Mondin, Annalisa Dean, Valerio B. Di Marco and Paolo Pastore. Use of electrochemical transient techniques to obtain thermodynamic and kinetic data on aqueous Fe(III)–1,6-dimethyl-4-hydroxy-3-pyridinecarboxylate and Fe(III)–4-hydroxy-2-methyl-3-pyridinecarboxylate complexes, Dalton Trans., 2009, 2415.