This chemical is primarily used in organic synthesis, particularly in the development of advanced materials and pharmaceuticals. It serves as a key intermediate in the production of complex organic compounds, including dyes, pigments, and specialty chemicals. Its structure, featuring an ethynyl group and an aniline moiety, makes it valuable for constructing conjugated systems in materials science, such as organic semiconductors or optoelectronic devices. Additionally, it can be utilized in medicinal chemistry for designing drug candidates, especially those targeting specific biological pathways or receptors. Its versatility in cross-coupling reactions also makes it a useful building block in catalytic processes for creating novel molecular architectures.