1,6-Dibromonaphthalene is primarily utilized in organic synthesis as a building block for the preparation of more complex chemical compounds. It serves as a key intermediate in the development of organic materials, particularly in the synthesis of naphthalene derivatives. These derivatives are often employed in the production of dyes, pigments, and fluorescent compounds due to their unique optical properties. Additionally, it finds application in the field of materials science, where it is used to create organic semiconductors and liquid crystals, which are essential components in electronic devices and display technologies. Its role in cross-coupling reactions also makes it valuable in pharmaceutical research for constructing bioactive molecules.