2-(1-Phenylethylidene)malononitrile is utilized as a starting material in the synthesis of various organic compounds, particularly in research areas of materials chemistry and pharmaceuticals. It serves as a key intermediate in constructing cyclic and heterocyclic structures, which are further developed into biologically active compounds such as antioxidants or anti-inflammatory agents. Additionally, it finds application in photochemical research due to its structure that enables absorption of light at specific wavelengths, contributing to the development of photoresponsive materials.