Tetrahydrofuran

Product Name	Tetrahydrofuran (THF) (Synonyms: Oxolane; Butylene Oxide)
CAS NO.	109-99-9
Formula & Weight	C4H8O (MW: 72.11)
Chemical Structure
Technical Specifications	Appearance: Clear, colorless volatile liquid Assay (GC): ≥ 99.95% (High Purity) Water Content: ≤ 100 ppm (Low Moisture) Color (Pt-Co): ≤ 10 Peroxides (as H2O2): ≤ 50 ppm Stabilizer (BHT): 180 - 250 ppm (Inhibited) Density (20°C): 0.886 - 0.889 g/cm³ Boiling Point: 66°C
Key Applications	Versatile solvent for polymers and synthesis: PTMEG Synthesis: The primary raw material (>80% global use) for producing Polytetramethylene Ether Glycol (PTMEG), used in Spandex fibers and PU elastomers. Reaction Solvent: Excellent medium for Grignard reactions and organometallic synthesis due to its high coordination ability. Adhesives & Coatings: Key solvent for PVC cements (pipe joining) and top-coating of automotive parts. Dissolves PVC effectively. Pharmaceuticals: Used as a reaction medium and extraction solvent in API manufacturing.
Logistics & Safety	Packaging: Iron Drum / ISO Tank. Safety: Stabilized with BHT to prevent peroxide formation. Store in a cool, well-ventilated place away from air/oxygen.

Royalchem supplies THF (Stabilized) with guaranteed low moisture for your critical reactions.
We also offer DMSO, Acetonitrile, and NMP.

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