1,2-Dimethylpropylamine is primarily used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals. It plays a crucial role in the production of active ingredients for drugs, particularly those targeting the central nervous system. Additionally, it is utilized in the manufacture of herbicides and pesticides, contributing to crop protection and agricultural productivity. Its chemical properties make it suitable for use in organic synthesis, where it acts as a building block for more complex compounds. In industrial applications, it is sometimes employed as a corrosion inhibitor, helping to protect metal surfaces from degradation.