2-Aminofluorene is primarily used in research and laboratory settings as a precursor in the synthesis of various organic compounds. It plays a significant role in the study of carcinogenesis, as it is known to induce tumors in experimental animals, making it a valuable tool for understanding cancer mechanisms and testing potential anticancer agents. Additionally, it is utilized in the development of dyes and pigments due to its chemical structure, which allows for the creation of stable and vibrant colors. In environmental science, 2-aminofluorene is studied for its behavior and impact as a pollutant, particularly in assessing its persistence and effects in ecosystems. Its derivatives are also explored in the field of material science for the development of advanced materials with specific optical or electronic properties.