Acetonitrile is an important chemical reagent. It is used in the pharmaceutical industry to synthesize vitamin A, cortisone, carbamines and their intermediates, as well as in the manufacture of vitamins Bl and amino acids. Acetonitrile is also used as an extractant of fatty acids, an alcohol denaturant, a butadiene extractant, and a solvent for acrylonitrile synthetic fibers. It also has many...