2-Chloroanthracene is primarily used in organic synthesis and research applications. It serves as a key intermediate in the preparation of various anthracene derivatives, which are valuable in the development of dyes, pigments, and fluorescent materials. Its unique structure makes it suitable for studying photochemical reactions and as a building block in the synthesis of complex organic molecules. Additionally, it is employed in the production of organic semiconductors and materials for optoelectronic devices, contributing to advancements in the field of electronics and photonics.