introduction n,n-dimethylcyclohexylamine (dmcha), also known as 1-cyclohexyl-n,n-dimethylamine, is a tertiary amine with the chemical formula c8h17n. it is a colorless to pale yellow liquid with a characteristic amine odor. dmcha finds widespread application as a catalyst in the production of polyurethane foams, a starting material for various organic syntheses, and as a corrosion inhibitor. this...