Catechol (1,2-Dihydroxybenzene) [120-80-9] is supplied with defined handling requirements for laboratory use. It has a molecular formula of C6H6O2 and a molecular weight of 110.11. This compound sublimes at 245.0 °C. It solidifies at 105.0 °C. The material carries a Danger signal word due to its potential health risks, including being toxic if swallowed, causing skin irritation, and possibly causing cancer.

• CAS Number: 120-80-9
• Molecular Formula: C6H6O2
• GHS Signal Word: Danger
• Boiling Point: 245.0 °C (sublimes)
• Melting Point: 105.0 °C
• Vapour Density: 3.79
• Exact Mass: 110.036779430
• Molecular Weight: 110.11
• Hazard Statements:
• H301: Toxic if swallowed [Danger Acute toxicity, oral]
• H317: May cause an allergic skin reaction [Warning Sensitization, Skin]
• H315: Causes skin irritation [Warning Skin corrosion/irritation]
• H350: May cause cancer [Danger Carcinogenicity]