2,5-Hexanedione is a major metabolite of the neurotoxic industrial solvent methyl n-butyl ketone. It reacts with amines to yield 2,5-dimethylpyrroles.
H 1911 (OTTO) 2,5-Hexanedione, 98% Cas 110-13-4 - used as reference standard for the determination of 2,5HD in human urine using gas chromatography-electron capture detection and gas chromatography-mass selective detection.