900636

Tetrahydrofuran

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

• Synonyma: Degassed and low oxygen tetrahydrofuran, THF, Tetrahydrofuran ZerO₂^®, Butylene oxide, Oxolane, Tetramethylene oxide
• Lineární vzorec: (CH₂)₃CH₂O
• Číslo CAS: 109-99-9
• Molekulová hmotnost: 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)

Vlastnosti

• Název 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

Popis

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

Bezpečnostní informace

• pictograms: GHS02,GHS08,GHS05,GHS07
• signalword: Danger
• target_organs: Central nervous system, Respiratory system
• supp_hazards: EUH019
• Skladovací třída: 3 - Flammable liquids
• flash_point_f: -6.2 °F - closed cup
• flash_point_c: -21.2 °C - closed cup
• hcodes: H225,H302,H318,H335,H336,H351
• pcodes: P202 - P210 - P280 - P301 + P312 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - STOT SE 3