2-(Pyridin-2-yl)-1H-imidazole-4,5-dicarboxylic Acid (CAS 1025042-44-7) has a molecular formula of C?H?N?O? and molecular weight of 220.16 g/mol, with a pyridin-2-yl group at C2 and two carboxylic acid groups at C4/C5 of the imidazole ring. As a heterocyclic dicarboxylic acid, it is a key intermediate in synthesizing pharmaceuticals and metal-organic frameworks (MOFs). It requires sealed, dry storage to prevent moisture absorption, maintaining its reactivity for coordination or synthetic applications.