Tetrahydrofuran [109-99-9] is a professionally supplied chemical reagent, featuring a molecular formula of C4H8O and a molecular weight of 72.11 g/mol. It exhibits a Boiling Point of 66.1 °C, and a Melting Point of -108.5 °C. The substance carries a hazard signal word of Danger due to its flammability and potential for causing skin irritation.

• CAS Number: 109-99-9
• Vapour Density: 2.5
• GHS Signal Word: Danger
• Molecular Weight: 72.11
• Boiling Point: 66.1 °C
• Exact Mass: 72.057514874
• Molecular Formula: C4H8O
• Melting Point: -108.5 °C
• Hazard Statements:
• H225: Highly Flammable liquid and vapor [Danger Flammable liquids]
• H315: Causes skin irritation [Warning Skin corrosion/irritation]