1,2-Dimethylhydrazine dihydrochloride is primarily used in research settings as a chemical agent to induce colon tumors in laboratory animals. This application is crucial for studying the mechanisms of carcinogenesis and for evaluating potential cancer therapies. By simulating tumor development, researchers can better understand the progression of colorectal cancer and test the efficacy of new drugs or treatment methods. Additionally, it serves as a model compound in toxicology studies to assess the impact of chemical exposure on biological systems, helping to identify potential health risks and develop safety guidelines. Its role in experimental oncology and toxicology makes it a valuable tool for advancing medical and environmental health research.