1.08107

Tetrahydrofuran

≥99.9% (GC), suitable for DNA amplification and peptide synthesis (max. 0.005% H₂O)

• Synonym(e): 1,4-Oxidobutan, Tetramethylenoxid, Furantetrahydrid, THF, Butylenoxid, Oxolan, Tetramethylenoxid
• Lineare Formel: (CH₂)₃CH₂O
• CAS-Nummer: 109-99-9
• Molekulargewicht: 72.11
• NACRES: NA.21
• EC Index Number: 203-726-8
• UNSPSC Code: 12191504
• MDL number: MFCD00005356
• Beilstein/REAXYS Number: 102391
• Assay: ≥99.9% (GC)
• Technique(s): DNA amplification: suitable
• Bp: 65-67 °C (lit.)
• Vapor pressure: 114 mmHg ( 15 °C), 143 mmHg ( 20 °C)

Eigenschaften

• Produktname: Tetrahydrofuran, for DNA and peptide synthesis (max. 0.005% H₂O)
• Quality Segment: 200
• vapor density: 2.5 (vs air)
• vapor pressure: 114 mmHg ( 15 °C), 143 mmHg ( 20 °C)
• assay: ≥99.9% (GC)
• form: liquid
• autoignition temp.: 610 °F
• expl. lim.: 1.8-11.8 %
• technique(s): DNA amplification: suitable
• impurities: ≤0.0002 meq/g Alkalinity, ≤0.0005 meq/g Acidity, ≤0.005% Peroxide (as H₂O₂), ≤0.005% Water
• evapn. residue: ≤10 mg/L
• 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.)
• application(s): peptide synthesis
• storage temp.: 2-30°C
• SMILES string: C1CCOC1
• InChI: 1S/C4H8O/c1-2-4-5-3-1/h1-4H2
• InChI key: WYURNTSHIVDZCO-UHFFFAOYSA-N

Beschreibung

Analysis Note

Reinheit (GC): ≥ 99,9 %
Identität (IR): entspricht
Farbe: ≤ 10 Hazen
Acidität: ≤ 0,0005 meq/g
Alkalität: ≤ 0,0002 meq/g
Peroxid (als H₂O₂): ≤ 0,005 %
Abdampfrückstand: ≤ 10 mg/l
Wasser: ≤ 0,005 %
Das Produkt wird mit 2,6-Di-tert-butyl-4-methylphenol (BHT) stabilisiert.

Sicherheitshinweise

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