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Toluene (data page)

This page provides supplementary chemical data on toluene.

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1 MSDS sheets
2 Structure and properties
3 Thermodynamic properties
4 Vapor pressure of liquid
5 Spectral data
6 References

MSDS sheets

Amoco
Baker

Structure and properties

Index of refraction, n_D

1.4969 at 20°C

Abbe number

Dielectric constant, ε_r

2.379 ε₀ at 25°C

Bond strength

Bond length

Bond angle

Magnetic susceptibility

Surface tension

28.52 dyn/cm at 25°C

Viscosity^[1]

1.1813 mPa·s	at –25°C
1.0787 mPa·s	at –20°C
0.9888 mPa·s	at –15°C
0.9095 mPa·s	at –10°C
0.8393 mPa·s	at –5°C
0.7770 mPa·s	at 0°C
0.7214 mPa·s	at 5°C
0.6717 mPa·s	at 10°C
0.6270 mPa·s	at 15°C
0.5867 mPa·s	at 20°C
0.5503 mPa·s	at 25°C
0.5173 mPa·s	at 30°C
0.4873 mPa·s	at 35°C
0.4599 mPa·s	at 40°C
0.4349 mPa·s	at 45°C
0.4120 mPa·s	at 50°C

Thermodynamic properties

Phase behavior
Triple point	178.15 K (−94.99 °C), ? Pa
Critical point	? K (318.64 °C), 4.109 MPa
Std enthalpy change of fusionΔ_fusH^o	6.636 kJ/mol
Std entropy change of fusionΔ_fusS^o	37.25 J/(mol·K)
Std enthalpy change of vaporizationΔ_vapH^o	38.06 kJ/mol
Std entropy change of vaporizationΔ_vapS^o	87.30 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	? J/(mol K)
Liquid properties
Std enthalpy change of formation Δ_fH^o_liquid	−12.0 kJ/mol
Standard molar entropy S^o_liquid	220.96 J/(mol K)
Heat capacity c_p	155.96 J/(mol K)
Gas properties
Std enthalpy change of formation Δ_fH^o_gas	+50.00 kJ/mol
Standard molar entropy S^o_gas	? J/(mol K)
Heat capacity c_p	103.7 J/(mol K)
van der Waals' constants^[2]	a = 2438 L² kPa/mol² b = 0.1463 liter per mole

Vapor pressure of liquid

P in mm Hg		1	10	40	100	400	760	1520	3800	7600	15200	30400	45600
T in °C		–26.7	6.4	31.8	51.9	89.5	110.6	136.5	178.0	215.8	262.5	319.0	—

Table data obtained from CRC Handbook of Chemistry and Physics 44th ed.

Spectral data

UV-Vis
Spectrum	NIST
Lambda-max	253, 259, 261, 268nm
Log Ε	2.36, 2.42, 2.43, 2.27
IR
Spectrum	NIST
Major absorption bands	3028, 1605, 1496, 729, 696 cm⁻¹
NMR
Proton NMR	?
Carbon-13 NMR	?
Other NMR data	?
MS
Masses of main fragments	?
Except where noted otherwise, data are given for standard ambient temperature and pressure (25°C, 101.3 kPa) Disclaimer and references

References

^ Pure Component Database (Queriable database). Chemical Engineering Research Information Center. Retrieved on 12 May 2007.
^ Lange's Handbook of Chemistry 10th ed, pp 1522-1524

NIST website

Except where noted otherwise, data relate to standard ambient temperature and pressure.

Disclaimer applies.

Category: Chemical data pages

This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Toluene_(data_page)". A list of authors is available in Wikipedia.