Tetrahydrofuran

Tetrahydrofuran is a chemical substance classified under Oxygen heterocycles, with a Molecular Weight of 72.11 g/mol. It is a xylene alternative commonly used in life science applications such as histology and microscopy. This compound requires careful handling due to its flammability and potential skin irritation. In the workplace, it is essential to adhere to safety measures including the use of safety goggles, safety gloves, and maintaining a no-open-flame policy. The recommended occupational exposure limit value for Tetrahydrofuran is 150 mg/m3 (50 ppm) over an 8-hour period, with a short-term limit value of 300 mg/m3 (100 ppm).

• CAS Number: 109-99-9
• Molecular Formula: C4H8O
• Molecular Weight: 72.11
• Exact Mass: 72.057514874
• Boiling Point: 151 °F at 760 mmHg (NTP, 1992)
• Melting Point: -163.3 °F (NTP, 1992)
• Vapour Density: 2.5 (NTP, 1992) - Heavier than air; will sink (Relative to Air)
• GHS Signal Word: Danger
• Hazard Statements:
• H225: Highly Flammable liquid and vapor [Danger Flammable liquids]
• H315: Causes skin irritation [Warning Skin corrosion/irritation]