Pyridine-2,5-dicarboxylate (source code)

= Pyridine-2,5-dicarboxylate
{title2=$\mathrm{C_7H_3NO_4^{2-}}$}

The dianion of <pyridine-2,5-dicarboxylic acid>, useful as a <bridging ligand> because its N,O donor pair and its more remote <carboxylate> can bind different <metal> centres.