Naphthalene presents a precisely defined set of physicochemical properties. It is an aromatic hydrocarbon with a molecular formula of C10H8 and a Molecular Weight of 128.17 g/mol. This compound has a Boiling Point of 217.8 °C, and it melts at 80.2 °C. The hazard signal word for naphthalene is Warning due to its potential harmfulness if swallowed, flammability, and ability to cause eye irritation.

• CAS Number: 91-20-3
• Molecular Formula: C10H8
• Boiling Point: 217.8 °C
• Molecular Weight: 128.17
• Vapour Density: 4.42
• Exact Mass: 128.062600255
• GHS Signal Word: Warning
• Melting Point: 80.2 °C
• Hazard Statements:
• H302: Harmful if swallowed [Warning Acute toxicity, oral]
• H228: Flammable solid [Danger Flammable solids]
• H320: Causes eye irritation [Warning Serious eye damage/eye irritation]