Chemical & Material
Naphthalene
Naphthalene (CAS 91-20-3) is an organic compound with formula C10H8, it can be obtained from coal tar separation and petroleum refining. It is the simplest polycyclic aromatic hydrocarbon, and is a white crystalline solid with a characteristic odor that is detectable at concentrations as low as 0.08 ppm by mass. As an aromatic hydrocarbon, naphthalene's structure consists of a fused pair of benzene rings. It is best known as the main ingredient of traditional mothballs.
- Types
- Coal-Tar Processing · Petroleum-Derived
- Applications
- Phthalic Anhydride · Refined Naphthalene · Water-Reducing Admixture
5 editions27 December 2025