2-Cyanonicotinic acid is primarily used in the synthesis of pharmaceuticals and agrochemicals. It serves as a key intermediate in the production of various active compounds, particularly in the development of drugs targeting neurological and cardiovascular diseases. Its structure allows for versatile chemical modifications, making it valuable in creating molecules with specific biological activities. Additionally, it is employed in the preparation of herbicides and pesticides, contributing to crop protection and agricultural productivity. Its role in organic synthesis also extends to the creation of dyes and pigments used in industrial applications.