5-Hydroxy-2-methylbenzoic acid

• CAT Number: L048128
• CAS Number: 578-22-3
• Molecular Formula: C8H8O3
• Molecular Weight: 152.15
• Purity: ≥95%
• IUPAC Name: 5-hydroxy-2-methylbenzoic acid
• InChI: InChI=1S/C8H8O3/c1-5-2-3-6(9)4-7(5)8(10)11/h2-4,9H,1H3,(H,10,11)
• InChIKey: ZIOYQUNKXJQXQY-UHFFFAOYSA-N
• SMILES: CC1=C(C=C(C=C1)O)C(=O)O

5-Hydroxy-2-methylbenzoic acid(CAT: L048128), also known as m-cresotinic acid, is a substituted benzoic acid featuring a hydroxyl group at the 5-position and a methyl group at the 2-position of the aromatic ring. This compound combines phenolic and carboxylic acid functionalities, making it a versatile intermediate in organic synthesis, particularly in the preparation of esters, amides, and heterocycles. It is valuable in pharmaceutical, agrochemical, and dye chemistry, where its electron-donating groups influence reactivity and biological activity. The compound’s structure also allows for metal coordination and hydrogen bonding, supporting applications in ligand design, materials science, and the development of bioactive aromatic frameworks.