Dimethylacetamide is the organic compound with the formula CH3C(O)N(CH3)2. colorless, water miscible, high boiling liquid. useful as a medium for strong bases such as sodium hydroxide.Dimethylacetamide is commonly used as a solvent for fibers or in the adhesive industry. It is also employed in the production of pharmaceuticals and plasticizers as a reaction medium. N,N-Dimethylethanamide