Acenaphthene is noted for its consistent composition and reliable behavior, as indicated by its molecular formula C12H10 and molecular weight of 154.21. It exhibits a Boiling Point of 278.9 °C, and a Melting Point of 95.0 °C. This compound carries a hazard signal word of Danger due to its potential for causing serious eye irritation, skin irritation, and damage to organs through prolonged or repeated exposure.

• CAS Number: 83-32-9
• Molecular Formula: C12H10
• Molecular Weight: 154.21
• Vapour Density: 5.32
• GHS Signal Word: Danger
• Exact Mass: 154.078250319
• Boiling Point: 278.9 °C
• Melting Point: 95.0 °C
• Hazard Statements:
• H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H373: May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
• H315: Causes skin irritation [Warning Skin corrosion/irritation]