Benzyl cyanide (synonyms include: phenylacetonitrile and α-tolunitrile) is an organic compound bearing the chemical formula C8H7N. It is a colorless oily liquid with an aromatic odor, and is considered to be poisonous. Benzyl cyanide can cause burns to the skin and eyes, and may be fatal if inhaled or swallowed. It may also produce hydrogen cyanide when burned. It can be produced by the reaction of benzyl chloride with sodium cyanide