Hydroquinone [123-31-9] is supplied with defined handling requirements for laboratory use. It has a molecular formula of C6H6O2 and a molecular weight of 110.11. Its Boiling Point ranges from 285.0 to 287.2 °C, while it melts within the range of 170.0 to 171.1 °C. The hazard signal word for this compound is Danger, indicating potential harm.

• CAS Number: 123-31-9
• Molecular Weight: 110.11
• Boiling Point: 285.0 to 287.2 °C
• Exact Mass: 110.036779430
• Molecular Formula: C6H6O2
• Vapour Density: 3.81
• Melting Point: 170.0 to 171.1 °C
• GHS Signal Word: Danger
• Hazard Statements:
• H302: Harmful if swallowed [Warning Acute toxicity, oral]
• H316: Causes mild skin irritation [Warning Skin corrosion/irritation]