Naphthalene compounds

Naphthalene is the simplest polyaromatic hydrocarbon composed of two benzene rings, commonly known as "sanitary ball", and is one of the main products of coal tar processing. Naphthalene is the most important polycyclic hydrocarbon in industry, mainly used in the production of phthalic anhydride, naphthol, naphthylamine, etc.; it is an intermediate in the production of synthetic resins, plasticizers, and dyes; it is a raw material for surfactants, synthetic fibers, coatings, pesticides, medicines, fragrances, rubber additives, and insecticides.