Naphthalene-1,8-diol（Cat No.:L020389）, also known as 1,8-dihydroxynaphthalene, is an aromatic compound featuring two hydroxyl groups positioned at the 1 and 8 locations of the naphthalene ring system. With the molecular formula C₁₀H₈O₂, it exhibits strong intramolecular hydrogen bonding and notable photophysical properties. This compound is used as a building block in organic synthesis, including dye manufacture, pharmaceuticals, and antioxidant agents. Its rigid structure and reactivity make it valuable in the design of ligands, polymers, and biologically active molecules. It also serves as a precursor in the synthesis of heterocyclic and fluorescent compounds.