Naphthalene
| Product name | Naphthalene |
| CAS NO. | 91-20-3 |
| EINECS No. | 202-049-5 |
| Molecular formula | C10H8 |
| Molecular weight | 128.17 |
| Structural formula |  |
| Physical and chemical properties | Properties: Colorless and shiny monoclinic crystals. There is a strong tar smell. It is easy to sublimate at room temperature. Solubility: insoluble in water, soluble in ether, ethanol, chloroform, carbon disulfide, benzene, etc. |
| Use | Mainly used in the production of phthalic anhydride, but also as a raw material for the production of dyes, medicines, etc. |
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