Diethylamine acetate is widely used in organic synthesis as a reagent or catalyst, particularly in the production of pharmaceuticals and agrochemicals. It is employed in the formation of complex organic compounds due to its ability to facilitate reactions like alkylation and acylation. In the pharmaceutical industry, it serves as an intermediate in the synthesis of active pharmaceutical ingredients (APIs) and other drug-related compounds. Additionally, it is utilized in the manufacture of dyes, rubber chemicals, and corrosion inhibitors. Its properties make it suitable for use in analytical chemistry as a buffering agent or pH adjuster in various chemical processes.