1-Methylnaphthalene [90-12-0] is distinguished by its stable chemical profile, as evidenced by its molecular formula of C11H10 and molecular weight of 142.20. It exhibits a wide temperature range, with a Boiling Point of 232.2 to 310.0 °C and a Melting Point of -22.2 °C. This compound carries a hazard signal word of Danger due to its potential harmfulness if swallowed, causing serious eye irritation, and being combustible. Further confirmed properties and potential applications are detailed in the accompanying data.

• CAS Number: 90-12-0
• Molecular Weight: 142.20
• GHS Signal Word: Danger
• Molecular Formula: C11H10
• Boiling Point: 232.2 to 310.0 °C
• Exact Mass: 142.078250319
• Melting Point: -22.2 °C
• Vapour Density: 4.91
• Hazard Statements:
• H302: Harmful if swallowed [Warning Acute toxicity, oral]
• H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H227: Combustible liquid [Warning Flammable liquids]