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General Purpose Solvents

Tetrahydrofuran (In-House Gc Standard)

RA003772 CAS 109-99-9

Identity

Product code
RA003772
CAS number
109-99-9
Molecular formula
C4H8O
Molecular weight
72.11

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Liquid —
Vapour pressure [20°C] 190.7 hPa hPa
Vapour density 2.5 —
Density [g/cm3] 0.88 g/cm3 g/cm3
Solubility in water Soluble —
Explosion limits - upper [%] 11.80 % %
Explosion limits -lower [%] 1.80 % %
Colour Clear Colorless —
Odour Ether odor —
pH value 7.0 —
Melting point/ Freezing point [°C] -108 °C °C
Auto-ignition temperature [°C] 321 °C °C
Flammability (solid, gas) Flammable —
Flash point [°C] -17 °C °C
Boiling point [°C] 65 - 67 °C °C

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit Method
Appearance Clear colorless liquid — —
Refractive index (20°C; 589 nm) (20 °C) 1.407 - 1.409 — —
Residue on evaporation Max 0.002 % % —
Purity Min 99.8 % % GC
Water Max 0.1 % % KF
Potency Reported on COA — —
Identification Conforms to structure — IR
Identification (1H NMR method) Conforms to structure — —
Identification (GC-MS method) Conforms to structure — —
Identification (by Mass) Conforms to structure — —
Specific gravity 0.886 - 0.888 — —

Method names in parentheses (for example "GC method") identify the analytical technique applied to that parameter; they are not product grades.

Packaging

Pack size SKU
100 mL RA003772-PK-100ML