Acetyl is a moiety, the Acyl with chemical formula CH3CO. The Acetyl group contains a Methyl group single-bonded to a Carbonyl. Acetyl is called Ethanoyl, although this term is rarely heard. It is used as a Solvent in organic reactions, important Solvent and Acetylation agent. It is a chemical intermediate for the synthesis of products like Crop protection chemicals (like 2,4-D and MCPA), Plastics, Thioglycol Acid. Production of Vinyl Acetate Monomer, Acetic Anhydride and Ester. It is also component of some printing inks and perfumes.