Resolve resolution:

Using dimethyl sulfate as the methylating agent, N,N-dimethyl-p-toluidine was synthesized under low temperature and normal pressure.

Uses:
Used to make self-curing dental tray water
A tertiary amine that can be coupled with phenylacetylene and benzamide for iron-catalyzed oxidation CC coupling in the presence to form N,4-dimethyl-N-(3-phenyl Prop-2-ynyl)anizone and N-((methyl(p-tolyl)amino)methyl)benzamide.