Used primarily as an intermediate in organic synthesis, this compound serves in the preparation of complex alkynes and functionalized hydrocarbons. Its reactivity allows for carbon-carbon bond formation in coupling reactions, making it valuable in pharmaceutical and agrochemical research. The chlorine and alkyne functionalities enable sequential transformations, such as nucleophilic substitution followed by alkyne modifications, supporting the construction of advanced molecular architectures. It is also explored in materials science for developing specialty monomers and conjugated systems.