Tetrahydrofuran

Basic Information of Tetrahydrofuran

Tetrahydrofuran (CAS No. 109-99-9) is a clear, colorless liquid with a distinctive, ether-like odor. Its cyclic ether structure and high polarity contribute to its exceptional solvent power for a wide range of organic and inorganic compounds:

CAS No.:	109-99-9
EC No.:	203-726-8
Linear Formula:	C₄H₈O
Molecular Weight:	72.11
Appearance:	Clear, colorless liquid
Odor:	Characteristic, ether-like
Melting Point:	-108.4 °C
Boiling point	66 °C
Density:	0.887 g/mL at 20 °C
Solubility:	Completely miscible with water and most organic solvents.
Flash Point:	-21 °C
Purity:	Available in various grades, including high-purity and stabilized versions, to meet specific industrial and laboratory requirements.
RIDADR:	UN 2056 3/PG 2
Chemical Structure:

These properties make THF an excellent choice for applications requiring a powerful, fast-evaporating, and versatile solvent.

Versatile Applications of Tetrahydrofuran

• Polymer Production: A primary use is as a precursor for the production of poly(tetramethylene ether) glycol (PTMEG), which is a key component in elastic fibers (spandex), polyurethanes, and polyesters.

• PVC Cement & Adhesives: Widely used as a solvent in PVC (polyvinyl chloride) cements for plumbing and pipe bonding, as well as in other specialty adhesives due to its ability to dissolve PVC.

• Magnetic Tape & Films: Employed as a solvent in the manufacturing process of magnetic tapes, synthetic leather, and various plastic films and coatings.

• Pharmaceutical Industry: A crucial reaction solvent and extractant in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals due to its high solvency for various organic reactions.

• Laboratory & Research: An indispensable solvent for Grignard reactions and other organometallic reactions in organic synthesis, as well as for chromatography and analytical purposes.

• Coatings & Inks: Used in specialized coatings and printing ink formulations where strong solvency for various resins is required.

• Assured Quality: Our THF is rigorously tested to ensure high purity, consistent quality, and stability, meeting or exceeding stringent industry specifications.

• Technical Expertise: Our knowledgeable team is always available to provide comprehensive support and answer any technical questions you may have regarding product application, handling, and safety.

Hazards Classification

• GHS Classification: Flammable Liquid (GHS02), Exclamation Mark (GHS07), Health Hazard (GHS08)

• Hazard Statements: Highly flammable liquid and vapor; causes serious eye irritation; may cause respiratory irritation; may cause drowsiness or dizziness; suspected of causing cancer.

• UN Number: UN 2056

• Hazard Class: 3 (Flammable Liquids)

• Packing Group: II