| Formula / Notation | C4H8O |
|---|---|
| CAS Number | 109-99-9 |
| Molecular Weight | 72.11 |
| Melting Point | -163.3 °F (NTP, 1992) |
| Boiling Point | 151 °F at 760 mmHg (NTP, 1992) |
| Density | 0.888 at 68 °F (USCG, 1999) - Less dense than water; will float |
| Solubility | greater than or equal to 100 mg/mL at 68 °F (NTP, 1992) |
| Appearance | Tetrahydrofuran appears as a clear colorless liquid with an ethereal odor. Less dense than water. Flash point 6 °F. Vapors are heavier than air. |
| Also Known As | oxolane; Oxolane; 109-99-9; Furanidine; Furan, tetrahydro-; Tetramethylene oxide; Hydrofuran; Oxacyclopentane; 1,4-Epoxybutane; Tetrahydrofuranne |
| Category | Solvents |
What is Tetrahydrofuran?
Tetrahydrofuran can cause cancer according to California Labor Code and the World Health Organization's International Agency for Research on Cancer (IARC).
Formula & Notation
IUPAC Name: oxolane
Other Names / Synonyms: oxolane; Oxolane; 109-99-9; Furanidine; Furan, tetrahydro-; Tetramethylene oxide; Hydrofuran; Oxacyclopentane; 1,4-Epoxybutane; Tetrahydrofuranne
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | -163.3 °F (NTP, 1992) |
| Boiling Point | 151 °F at 760 mmHg (NTP, 1992) |
| Density | 0.888 at 68 °F (USCG, 1999) - Less dense than water; will float |
| Molecular Weight | 72.11 |
| Solubility | greater than or equal to 100 mg/mL at 68 °F (NTP, 1992) |
| Appearance | Tetrahydrofuran appears as a clear colorless liquid with an ethereal odor. Less dense than water. Flash point 6 °F. Vapors are heavier than air. |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Tetrahydrofuran can cause cancer according to California Labor Code and the World Health Organization's International Agency for Research on Cancer (IARC).
Used as a reaction solvent in organic synthesis, extraction solvent, cleaning agent, or in pharmaceutical manufacture.
Flammable solvent. Keep away from heat, sparks, and open flame. Use in well-ventilated area or fume hood. Consult SDS before use.
The formula or notation for Tetrahydrofuran is: C4H8O