Wikipedia
Diisopropyl fluorophosphate
Diisopropyl fluorophosphate (DFP, DIFP, diisopropyl phosphorofluoridate) is an oily, colorless liquid with the chemical formula CHFOP. It is used in medicine and as an organophosphorus insecticide. It is stable, but undergoes hydrolysis when subjected to moisture, producing hydrofluoric acid. It is known also under names Difluorophate, Diflupyl, Diflurphate, Dyflos, Dyphlos, Fluropryl, Fluostigmine, isofluorophate, isofluorphate, Neoglaucit, PF-3, PF3, T-1703, TL 466, and others.