N,N-dimethylaniline appears as a yellow to brown colored oily liquid with a fishlike odor. Less dense than water and insoluble in water. Flash point 150°F. Toxic by ingestion, inhalation, and skin absorption. Used to make dyes and as a solvent.

N,N-dimethylaniline is a tertiary amine that is aniline in which the amino hydrogens are replaced by two methyl groups. It is a tertiary amine and a dimethylaniline.