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Tetrahydrofuran CAS 109-99-9


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  • 109-99-9

  • bosschem

  • 109-99-9

Tetrahydrofuran Basic information
Product Name: Tetrahydrofuran
Synonyms: TETRAMETHYLENE ETHER GLYCOL 2000 POLYMER;Tetrahydrofuran ,99.8% [Tetrahydrofuran,ACS/HPLC Certified];Tetrahydrofuran, 99.6%, stabilized with BHT, for analysis ACS;Tetrahydrofuran, 99+%, stabilized with BHT, extra pure;Tetrahydrofuran, 99.9%, anhydrous, stabilized, extra pure;Tetrahydrofuran, 99.5+%, for spectroscopy;Tetrahydrofuran, 99.8%, unstabilized, for HPLC;Tetrahydrofuran, 99.85%, water <50 ppm, stabilized, extra dry
CAS: 109-99-9
MW: 72.11
EINECS: 203-726-8
Product Categories: Pharmaceutical intermediates;Pharmaceutical intermediate and medicine grade;Chemistry;Biotech;Biotech Solvents;Products;Returnable Containers;Sure/Seal Bottles;PVC Coated Bottles;Alternative Energy;Anhydrous;Electrolytes;Materials Science;Analytical Reagents;Anhydrous Solvents;Synthetic Organic Chemistry;Solvent Bottles;Solvent by Application;Solvent by Type;Solvent Packaging Options;Solvents;ReagentPlus;ReagentPlus Solvent Grade Products;NMR;Analytical/Chromatography;CHROMASOLV Plus;Chromatography Reagents &;HPLC &;HPLC Plus Grade Solvents (CHROMASOLV);HPLC/UHPLC Solvents (CHROMASOLV);Tetrahydrofuran (THF);ACS and Reagent Grade Solvents;ACS Grade;ACS Grade Solvents;Amber Glass Bottles;Carbon Steel Cans with NPT Threads;Closed Head Drums;Drums Product Line;Semi-Bulk Solvents;Spectrophotometric Solvents;Spectroscopy Solvents (IR;UV/Vis);Histological;Core Bioreagents;Histological Solvents;Life Science Reagents for Immunohistochemistry (IHC);Organic Solvents;Research Essentials;NOWPak Products;UHPLC Solvents (CHROMASOLV);Analytical Reagents for General Use;Puriss p.a.;T-Z;Pyridines ,Halogenated Heterocycles;research chemical;109-99-9;bc0001
Mol File: 109-99-9.mol
Tetrahydrofuran Chemical Properties
Melting point -108°C
Boiling point 66 °C
density 0.887 g/mL at 20 °C
vapor density 2.5 (vs air)
vapor pressure <0.01 mm Hg ( 25 °C)
refractive index n20/D 1.465
Fp >230 °F
storage temp. Store at +5°C to +30°C.
solubility water: soluble
form Liquid
Specific Gravity 0.89
color <10(APHA)
Relative polarity 0.207
PH 7-8 (200g/l, H2O, 20℃)
Odor Ethereal, detectable at 2 to 50 ppm
PH Range 7
explosive limit 1.5-12.4%(V)
Water Solubility miscible
FreezingPoint -108℃
Sensitive Air Sensitive & Hygroscopic
λmax λ: 245 nm Amax: ≤0.26
λ: 275 nm Amax: ≤0.046
λ: 315 μm Amax: ≤0.0044
Merck 149,211
BRN 102391
Henry's Law Constant 1.54 (static headspace-GC, Welke et al., 1998)
Exposure limits TLV-TWA 200 ppm (590 mg/m3) (ACGIH, MSHA, and OSHA); STEL 250 ppm (ACGIH); IDLH 20,000 ppm (NIOSH).
Stability: Stable. Incompatible with halogens, strong oxidizing agents, strong reducing agents, strong bases, oxygen. May generate explosive peroxides in storage if in contact with air. Highly flammable. Store at room temperature under nitrogen. Hazardous polymerisation may occur. Light sensitive. May contain 2,6-di-tertbutyl-4-methylphenol (BHT) as a s
LogP 0.45 at 25℃
CAS DataBase Reference 109-99-9(CAS DataBase Reference)
NIST Chemistry Reference Furan, tetrahydro-(109-99-9)
IARC 2B (Vol. 119) 2019
EPA Substance Registry System Tetrahydrofuran (109-99-9)



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