5-Methylpyridin-3-ol

• CAT Number: R043180
• CAS Number: 42732-49-0
• Molecular Formula: C6H7NO
• Molecular Weight: 109.13
• Purity: ≥95%
• Synonyms: 3-Hydroxy-5-methylpyridine; 5-Methyl-3-hydroxypyridine; 5-Methyl-3-pyridinol; NSC 13518; 3-Hydroxy-5-picoline; 5-Hydroxy-3-picoline
• Storage: -20°C
• IUPAC Name: 5-methylpyridin-3-ol
• InChI: InChI=1S/C6H7NO/c1-5-2-6(8)4-7-3-5/h2-4,8H,1H3
• InChIKey: RYJNCIGFPWGVPA-UHFFFAOYSA-N
• SMILES: CC1=CC(=CN=C1)O

5-Methylpyridin-3-ol(CAT: R043180) is a heterocyclic aromatic compound with the molecular formula C₆H₇NO, featuring a pyridine ring substituted with a methyl group at the 5-position and a hydroxyl group at the 3-position. It appears as a crystalline solid or pale liquid, depending on conditions, and is moderately soluble in water and organic solvents. The hydroxyl group imparts weakly acidic properties and enables participation in hydrogen bonding, while the methyl group influences electronic distribution on the ring. This compound is used as an intermediate in pharmaceutical, agrochemical, and fine chemical synthesis, particularly in the preparation of heterocyclic derivatives and bioactive molecules.