3-fluoro-5-nitrobenzoic acid is an industrial chemical with a variety of uses. It is used as an intermediate in the production of other chemicals and pharmaceuticals. 3-Fluoro-5-nitrobenzoic acid can be activated to form the corresponding sodium salt, which has been used as a reagent for organic synthesis. This chemical can also be used to produce n-oxides, such as phenoxides and nitrophenols. 3-Fluoro-5-nitrobenzoic acid is also used to synthesize industrial chemicals, including chlorides and benzene derivatives.