Acetonitrile

Acetonitrile, also known as MeCN (methyl cyanide) is a kind of chemical compound with formula CH3CN. It is a clear liquid and is the simplest molecule in a group called nitriles. Acetonitrile is made when plastics are being made so is quite cheap. Chemists use it as a solvent for chemical reactions and in Chromatography.
Acetonitrile is flammable, and can cause severe health problems if in contact.
Uses.
Acetonitrile is mostly used in Chromatography.