Synonyms: Glutaricacid, 2-oxo-, 2-(isonicotinoylhydrazone) (8CI); Glutaric acid, 2-oxo-,isonicotinoylhydrazone (6CI,7CI); Pentanedioic acid,2-[(4-pyridinylcarbonyl)hydrazono]- (9CI); Hydrazine,1-(1,3-dicarboxypropylidene)-2-isonicotinoyl- (6CI); 4-Pyridinecarboxylic acid,(1,3-dicarboxypropylidene)hydrazide; Isoniazid a-ketoglutarate; a-Ketoglutaric acid isonicotinoylhydrazone