2,6-Dimethylisonicotinic acid（Cat No.:L018898）is a substituted pyridine carboxylic acid featuring methyl groups at the 2- and 6-positions and a carboxylic acid at the 4-position on the pyridine ring. This compound serves as a versatile intermediate in pharmaceutical, agrochemical, and coordination chemistry. The electron-donating methyl groups influence the electronic properties of the pyridine ring, enhancing its reactivity and enabling selective functionalization. Its carboxylic acid moiety allows for esterification, amidation, and metal chelation, making it valuable in ligand design, drug synthesis, and the development of functional materials and heterocyclic frameworks.