Tetrahydrofuran (data page)

This page provides supplementary chemical data on tetrahydrofuran.

The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source such as SIRI, and follow its directions. MSDS is available at Mallinckrodt Baker.

More information Structure and properties ...

Structure and properties
Index of refraction, n_D	1.4040 at 25°C
Abbe number	?
Dielectric constant, ε_r^[1]	7.52 ε₀ at 22 °C
Bond strength	?
Bond length	?
Bond angle	?
Magnetic susceptibility	?
Viscosity^[1]	0.456 mPa·s at 25°C

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More information Phase behavior, Solid properties ...

Phase behavior
Triple point	164.76 K (−108.39 °C), ? Pa
Critical point	541 K (268 °C), 5190 kPa
Std enthalpy change of fusion, Δ_fusH^o	8.540 kJ/mol
Std entropy change of fusion, Δ_fusS^o	51.8 J/(mol·K)
Std enthalpy change of vaporization, Δ_vapH^o	32 kJ/mol
Std entropy change of vaporization, Δ_vapS^o	51.8 J/(mol·K)
Solid properties
Std enthalpy change of formation, Δ_fH^o_solid	? kJ/mol
Standard molar entropy, S^o_solid	? J/(mol K)
Heat capacity, c_p^[2]	81.65 J/(mol K) at −108.39°C
Liquid properties
Std enthalpy change of formation, Δ_fH^o_liquid	? kJ/mol
Standard molar entropy, S^o_liquid	203.8 J/(mol K)
Enthalpy of combustion, Δ_cH^o	−2501.2 kJ/mol
Heat capacity, c_p^[2]	107.4 J/(mol K) at −108.39 °C 123.9 J/(mol K) at 25°C
Gas properties
Std enthalpy change of formation, Δ_fH^o_gas	−184.2 kJ/mol
Standard molar entropy, S^o_gas	301.7 J/(mol K)
Heat capacity, c_p	76.6 J/(mol K) at 25°C

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Vapor pressure 143 mm Hg at 20°C^[1]

More information P in mBar, T in °C ...

P in mBar^[3]		9.9	19.5	36.3	63.9	107	173	268	402	586	831	1013
T in °C		−30	−20	−10	0	10	20	30	40	50	60	66

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Thumb — **log₁₀ Tetrahydrofuran vapor pressure.** Uses formula: $\scriptstyle \log _{e}P_{mmHg}=$ $\scriptstyle \log _{e}({\frac {760}{101.325}})-9.608804\log _{e}(T+273.15)-{\frac {6339.983}{T+273.15}}+78.35769+8.183476\times 10^{-06}(T+273.15)^{2}$ obtained from CHERIC^[4]

More information BPTemp. °C, % by mole THF ...

BP Temp. °C	% by mole THF
Vapor-Liquid Equilibrium of Tetrahydrofuran/Ethanol^[5] P = 100 kPa
BP Temp. °C	liquid	vapor
78.	0.00	0.00
77.4	1.72	3.69
76.2	5.36	11.5
73.8	13.9	26.4
71.0	26.3	42.8
67.7	49.7	62.8
67.2	54.3	65.4
65.9	71.5	76.2
65.4	85.7	86.5
65.2	90.8	90.8
65.4	91.8	91.48
65.4	94.99	94.46
65.5	98.15	97.9
65.6	100.0	100.0

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More information UV-Vis, IR ...

UV-Vis
λ_max	? nm
Extinction coefficient, ε	?
IR
Major absorption bands	? cm⁻¹
NMR
Proton NMR
Carbon-13 NMR
Other NMR data
MS
Masses of main fragments

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This box:

Except where noted otherwise, data relate to Standard temperature and pressure.
Reliability of data general note.

[1]
"Tetrahydrofuran Physical Properties". Sigma-Aldrich. Retrieved 25 June 2009.
[2]
Lebedev, B.V; Rabinovich, I.B; Milov, V.I; Lityagov, V.Ya (1 April 1978). "Thermodynamic properties of tetrahydrofuran from 8 to 322 K". The Journal of Chemical Thermodynamics. 10 (4): 321–329. doi:10.1016/0021-9614(78)90064-2. ISSN 0021-9614.
[3]
"Tetrahydrofuran (THF) Storage and Handling" (PDF). BASF. Archived from the original (PDF) on 9 March 2008. Retrieved 24 May 2007.
[4]
"Pure Component Properties". Chemical Engineering Research Information Center. Retrieved 24 May 2007.
[5]
"Binary Vapor-Liquid Equilibrium Data". Chemical Engineering Research Information Center. Retrieved 24 May 2007.

Linstrom, Peter (1997). "NIST Standard Reference Database". National Institute of Standards and Technology. doi:10.18434/T4D303. {{cite journal}}: Cite journal requires |journal= (help)

[aldrich-1] [1]
"Tetrahydrofuran Physical Properties". Sigma-Aldrich. Retrieved 25 June 2009.

[:0-2] [2]
Lebedev, B.V; Rabinovich, I.B; Milov, V.I; Lityagov, V.Ya (1 April 1978). "Thermodynamic properties of tetrahydrofuran from 8 to 322 K". The Journal of Chemical Thermodynamics. 10 (4): 321–329. doi:10.1016/0021-9614(78)90064-2. ISSN 0021-9614.

[3] [3]
"Tetrahydrofuran (THF) Storage and Handling" (PDF). BASF. Archived from the original (PDF) on 9 March 2008. Retrieved 24 May 2007.

[cheric_p-4] [4]
"Pure Component Properties". Chemical Engineering Research Information Center. Retrieved 24 May 2007.

[cheric-5] [5]
"Binary Vapor-Liquid Equilibrium Data". Chemical Engineering Research Information Center. Retrieved 24 May 2007.

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Tetrahydrofuran (data page)

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Tetrahydrofuran (data page)

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Material Safety Data Sheet

Structure and properties

Thermodynamic properties

Vapor pressure of liquid

Distillation data

Spectral data

References