Thioacetamide is primarily used in laboratory settings as a source of hydrogen sulfide in chemical reactions. It is commonly employed in qualitative inorganic analysis to precipitate metal sulfides, aiding in the identification and separation of various metal ions. In the textile industry, it serves as a chemical intermediate in the production of dyes and other organic compounds. Additionally, thioacetamide is utilized in the synthesis of pharmaceuticals, where it acts as a building block for more complex molecules. Its role in research extends to studying the effects of sulfur-containing compounds in biological systems, particularly in toxicology and carcinogenicity studies.