TX0278

Tetrahydrofuran

≥99% (GC), reagent

• Synonym(s): Tetrahydrofuran, Diethylene oxide, THF, Butylene oxide, Oxolane, Tetramethylene oxide
• Empirical Formula (Hill Notation): C₄H₈O
• CAS Number: 109-99-9
• Molecular Weight: 72.11
• Beilstein: 102391
• MDL number: MFCD00005356
• UNSPSC Code: 12191504
• EC Index Number: 203-726-8

Properties

• product name: Tetrahydrofuran 99%, Reagent
• vapor density: 2.5 (vs air)
• Quality Level: 200
• vapor pressure: 114 mmHg ( 15 °C); 143 mmHg ( 20 °C)
• Assay: ≥99% (GC)
• form: liquid
• autoignition temp.: 610 °F
• expl. lim.: 1.8-11.8 %
• impurities: ≤0.05% Water (H2O)
• color: APHA: ≤10
• refractive index: n20/D 1.407 (lit.)
• pH: 7-8 (20 °C, 200 g/L in H₂O)
• bp: 65-67 °C (lit.)
• mp: −108 °C (lit.)
• transition temp: flash point -21.5 °C
• density: 0.889 g/mL at 25 °C (lit.)
• shipped in: ambient
• storage temp.: room temp
• SMILES string: C1CCOC1
• InChI: 1S/C4H8O/c1-2-4-5-3-1/h1-4H2
• InChI key: WYURNTSHIVDZCO-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC): 99% min
Color (APHA): 10 max
Form: Clear liquid
Infrared Spectrum: Conforms to standard
Water (H2O): 0.05% max

Safety Information

• Pictograms: GHS02,GHS08,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H302,H319,H335,H336,H351
• Precautionary Statements: P202 - P210 - P233 - P301 + P312 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• Target Organs: Respiratory system
• Supplementary Hazards: EUH019
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): -6.2 °F - closed cup
• Flash Point(C): -21.2 °C - closed cup