87369

Tetrahydrofuran

≥99.5%, ≥99.5% (GC), for ion-selective electrodes, contains 250 ppm BHT as inhibitor, Selectophore^™

• Synonyma: THF, Butylene oxide, Oxolane, Tetramethylene oxide
• Empirický vzorec (Hillův zápis): C₄H₈O
• Číslo CAS: 109-99-9
• Molekulová hmotnost: 72.11
• Beilstein/REAXYS Number: 102391
• EC Number: 203-726-8
• MDL number: MFCD00005356
• UNSPSC Code: 12191501
• PubChem Substance ID: 329769581
• NACRES: NB.61

Vlastnosti

• product name: Tetrahydrofuran, Selectophore^™, ≥99.5%
• grade: for ion-selective electrodes
• Quality Level: 200
• vapor density: 2.5 (vs air)
• vapor pressure: 114 mmHg ( 15 °C); 143 mmHg ( 20 °C)
• description: solvent for preparation of membranes
• product line: Selectophore^™
• assay: ≥99.5% (GC); ≥99.5%
• form: liquid
• autoignition temp.: 610 °F
• contains: 250 ppm BHT as inhibitor
• expl. lim.: 1.8-11.8 %
• impurities: ≤0.01% water
• refractive index: n20/D 1.407 (lit.)
• bp: 65-67 °C (lit.)
• mp: −108 °C (lit.)
• solubility: H₂O: soluble
• 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

General description

Tetrahydrofuran (THF), an organic compound which belongs to saturated cyclic ether group. It is mainly used as solvent for PVC and organoalkali compounds. It is also used in lithium batteries.

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Application

THF has been used to realise PVC membrane from electrode, during a study to design, fabricate and electrochemically characterize miniaturised thin- and thick-film Ag/AgCl reference electrodes.

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

Bezpečnostní informace

• 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
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_f: -6.2 °F - closed cup
• flash_point_c: -21.2 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter