900636

Tetrahydrofuran

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

• Synonim(y): Degassed and low oxygen tetrahydrofuran, THF, Tetrahydrofuran ZerO₂^®, Butylene oxide, Oxolane, Tetramethylene oxide
• Wzór empiryczny (zapis Hilla): C₄H₈O
• Numer CAS: 109-99-9
• Masa cząsteczkowa: 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)

Właściwości

• Nazwa produktu: 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

Opis

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

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Informacja o środkach bezpieczeństwa

• 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
• Klasa składowania: 3 - Flammable liquids
• wgk: WGK 1
• flash_point_f: -6.2 °F - closed cup
• flash_point_c: -21.2 °C - closed cup