Tetrahydrofuran

• Catalog No.: 34946
• CAS Number: 109-99-9
• M. F.: C4H8O
• M. W.: 72.10572
• Purity: ≥99.9% (GC)

SYNONYMS

• Title: 四氢呋喃
• IUPAC name: oxolane
• IUPAC Traditional name: tetrahydrofuran
• Synonyms: THF

DATABASE IDS

• MDL Number: MFCD00005356
• EC Number: 203-726-8
• PubChem SID: 24861679
• Beilstein Number: 102391
• CAS Number: 109-99-9

PROPERTIES

• Cation Traces: Al: ≤0.5 mg/kg
• Cation Traces: B: ≤0.02 mg/kg
• Cation Traces: Ba: ≤0.1 mg/kg
• Cation Traces: Ca: ≤0.5 mg/kg
• Cation Traces: Cd: ≤0.05 mg/kg
• Cation Traces: Co: ≤0.02 mg/kg
• Cation Traces: Cr: ≤0.02 mg/kg
• Cation Traces: Cu: ≤0.02 mg/kg
• Cation Traces: Fe: ≤0.1 mg/kg
• Cation Traces: Mg: ≤0.1 mg/kg
• Cation Traces: Mn: ≤0.02 mg/kg
• Cation Traces: Ni: ≤0.02 mg/kg
• Cation Traces: Pb: ≤0.1 mg/kg
• Cation Traces: Sn: ≤0.1 mg/kg
• Cation Traces: Zn: ≤0.1 mg/kg
• Contains: ~250 mg/L 2,6-di-tert.-butyl-4-methylphenol as stabilizer
• Empirical Formula (Hill Notation): C4H8O
• Grade: puriss. p.a.
• Impurities: ≤0.001% free acid (as CH3COOH)
• Impurities: ≤0.001% non-volatile matter
• Impurities: ≤0.005% peroxides (as H2O2)
• Impurities: ≤0.005% water (Karl Fischer)
• Impurities: ≤0.005% water
• Purity: ≥99.9% (GC)
• Quality: dried
• Auto Ignition Point: 610 °F
• Boiling Point: 65-67 °C(lit.)
• Density: 0.889 g/mL at 25 °C(lit.)
• Flash Point: -17 °C
• Flash Point: 1.4 °F
• Melting Point: -108 °C(lit.)
• Refractive Index: n20/D 1.407(lit.)
• Vapor Density: 2.5 (vs air)
• Vapor Pressure: 114 mmHg ( 15 °C)
• Vapor Pressure: 143 mmHg ( 20 °C)
• Explode Limits: 11.8 %
• GHS Signal Word: Danger
• GHS Hazard statements: H225-H319-H335-H351
• European Hazard Symbols: Flammable (F)
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P210-P261-P281-P305 + P351 + P338
• RID/ADR: UN 2056 3/PG 2
• Risk Statements: 11-19-36/37-40
• RTECS: LU5950000
• Safety Statements: 13-16-29-33-36-37-46
• Supplemental Hazard Statements: May form explosive peroxides.
• Hazard Class: 3
• UN Number: 2056
• Packing Group: 2
• German water hazard class: 1

DETAILS

Description (English)

Packaging
bottled under inert gas

Description (简体中文)

包装
在惰性气体下装瓶