900636

Tetrahydrofuran

≥99.9%, anhydrous, inhibitor-free, ZerO2^®

• Synonym(e): Butylenoxid, Oxolan, Tetramethylenoxid
• Empirische Formel (Hill-System): C₄H₈O
• CAS-Nummer: 109-99-9
• Molekulargewicht: 72.11
• UNSPSC Code: 12352005
• NACRES: NA.07
• EC Number: 203-726-8
• Beilstein/REAXYS Number: 102391
• MDL number: MFCD00005356
• Assay: ≥99.9%
• Grade: ZerO₂^®
• Bp: 65-67 °C (lit.)
• Vapor pressure: 114 mmHg ( 15 °C), 143 mmHg ( 20 °C)

Eigenschaften

• Produktname: Tetrahydrofuran, anhydrous, inhibitor-free, ZerO₂^®, ≥99.9%
• grade: ZerO₂^®
• Quality Segment: 100
• vapor density: 2.5 (vs air)
• vapor pressure: 114 mmHg ( 15 °C), 143 mmHg ( 20 °C)
• assay: ≥99.9%
• form: liquid
• autoignition temp.: 610 °F
• quality: anhydrous
• expl. lim.: 1.8-11.8 %
• dilution: (for analytical testing)
• impurities: ≤0.002% water; water
• refractive index: n20/D 1.407 (lit.)
• pH: ~7
• bp: 65-67 °C (lit.)
• mp: −108 °C (lit.)
• density: 0.889 g/mL at 25 °C (lit.)
• SMILES string: C1CCOC1
• InChI: 1S/C4H8O/c1-2-4-5-3-1/h1-4H2
• InChI key: WYURNTSHIVDZCO-UHFFFAOYSA-N

Beschreibung

Application

ZerO₂ products are rigorously degassed with highly pure inert gas providing solvents and solutions (anhydrous if specified) with very low residual oxygen content.

Other Notes

Greener alternatives are available for many THF applications, 2-Methyltetrahydrofuran (900520)

Legal Information

ZerO₂ is a registered trademark of Sigma-Aldrich Co. LLC

Sicherheitshinweise

• pictograms: GHS02,GHS08,GHS07
• signalword: Danger
• hcodes: H225,H302,H319,H335,H336,H351
• pcodes: 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: Central nervous system, Respiratory system
• supp_hazards: EUH019
• Lagerklasse: 3 - Flammable liquids
• wgk: WGK 1
• flash_point_f: -6.2 °F - closed cup
• flash_point_c: -21.2 °C - closed cup