Aniline

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Condensed phase thermochemistry data

Go To: Top, Phase change data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid31.3 ± 0.84kJ/molCcbHatton, Hildenbrand, et al., 1962ALS
Δfliquid30.kJ/molCcbVriens and Hill, 1952ALS
Δfliquid30.8kJ/molCmCole and Gilbert, 1951ALS
Δfliquid33.kJ/molCcbLemoult, 1907ALS
Quantity Value Units Method Reference Comment
Δcliquid-3393.1 ± 1.0kJ/molCcbHatton, Hildenbrand, et al., 1962ALS
Δcliquid-3392.kJ/molCcbVriens and Hill, 1952ALS
Δcliquid-3392.3kJ/molCmCole and Gilbert, 1951ALS
Δcliquid-3391. ± 13.kJ/molCcbAnderson and Gilbert, 1942%hf calculated possible error by author; ALS
Δcliquid-3411.kJ/molCcbLemoult, 1907ALS
Quantity Value Units Method Reference Comment
liquid191.30J/mol*KN/AHatton, Hildenbrand, et al., 1962DH
liquid191.6J/mol*KN/AParks, Huffman, et al., 1933Extrapolation below 90 K, 45.27 J/mol*K.; DH
Quantity Value Units Method Reference Comment
Δcsolid-3391.kJ/molCcbWillis, 1947ALS

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
194.1298.Lesbats and Lichanot, 1987T = 200 to 300 K.; DH
191.01298.15Nichols and Wads, 1975DH
193.7298.Deshpande and Bhatagadde, 1971T = 298 to 318 K.; DH
192.05298.15Hatton, Hildenbrand, et al., 1962T = 15 to 300 K. Cp(liq, cal/mol·K) = 33.71 + 0.0409T (15 to 300 K).; DH
192.0293.Crtzen, Jost, et al., 1957DH
197.5323.Hough, Mason, et al., 1950T = 323 to 453 K.; DH
109.20267.3Ziegler and Andrews, 1942T = 40.84 K.; DH
183.7288.Radulescu and Jula, 1934DH
178.8298.15Ferguson and Miller, 1933T = 293 to 323 K. Data calculated from equation.; DH
190.92298.2Parks, Huffman, et al., 1933T = 94 to 298 K. Value is unsmoothed experimental datum.; DH
193.38298.2Lang, 1928T = 5 to 60°C.; DH
192.5298.von Reis, 1881T = 290 to 465 K.; DH

Phase change data

Go To: Top, Condensed phase thermochemistry data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil457. ± 2.KAVGN/AAverage of 46 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus267.0 ± 0.3KAVGN/AAverage of 19 out of 24 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple267.13KN/AHatton, Hildenbrand, et al., 1962, 2Uncertainty assigned by TRC = 0.02 K; from plot of 1/f vs T; TRC
Ttriple267.300KN/AZiegler and Andrews, 1942, 2Uncertainty assigned by TRC = 0.2 K; TRC
Ttriple266.9KN/AParks, Huffman, et al., 1933, 2Uncertainty assigned by TRC = 0.1 K; TRC
Quantity Value Units Method Reference Comment
Tc698.8 ± 0.4KAVGN/AAverage of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Pc53.1 ± 0.2barAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
ρc3.48mol/lN/ALagutkin and Kuropatkin, 1981Uncertainty assigned by TRC = 0.05 mol/l; calculated from corr. Zc, and lit. values of Tc and Pc; TRC
Quantity Value Units Method Reference Comment
Zc0.26noneN/ALagutkin and Kuropatkin, 1981Uncertainty assigned by TRC = 0.003 none; Correlation based on literature values of 2nd vireal coeff.; TRC
Quantity Value Units Method Reference Comment
Δvap54. ± 4.kJ/molAVGN/AAverage of 7 values; Individual data points

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
51.0 ± 0.2360.EBSteele, Chirico, et al., 2002Based on data from 350. to 499. K.; AC
48.0 ± 0.2400.EBSteele, Chirico, et al., 2002Based on data from 350. to 499. K.; AC
45.2 ± 0.2440.EBSteele, Chirico, et al., 2002Based on data from 350. to 499. K.; AC
42.2 ± 0.4480.EBSteele, Chirico, et al., 2002Based on data from 350. to 499. K.; AC
45.8444.N/ALee, Chen, et al., 1992Based on data from 421. to 591. K.; AC
52.2288.AStephenson and Malanowski, 1987Based on data from 273. to 338. K.; AC
53.6319.AStephenson and Malanowski, 1987Based on data from 304. to 485. K.; AC
48.6388.AStephenson and Malanowski, 1987Based on data from 373. to 458. K.; AC
46.3470.AStephenson and Malanowski, 1987Based on data from 455. to 523. K.; AC
42.44457.2N/AMajer and Svoboda, 1985 
51.4350.N/AMaher and Smith, 1979Based on data from 313. to 386. K.; AC
52.9293.N/ARavdel and Danilov, 1968Based on data from 288. to 298. K.; AC
54.0319.N/AHatton, Hildenbrand, et al., 1962Based on data from 304. to 457. K.; AC
53.0333.CHatton, Hildenbrand, et al., 1962AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kJ/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kJ/mol) β Tc (K) Reference Comment
298. to 333.80.660.3744699.Majer and Svoboda, 1985 

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
304. to 457.4.345411661.858-74.048Hatton, Hildenbrand, et al., 1962Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
10.539267.13Hatton, Hildenbrand, et al., 1962DH
10.54267.1Ahmed and Eades, 1972See also Domalski and Hearing, 1996.; AC
10.92267.3Ziegler and Andrews, 1942AC
10.556266.8Parks, Huffman, et al., 1933DH

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
39.57266.8Parks, Huffman, et al., 1933DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Hatton, Hildenbrand, et al., 1962
Hatton, W.E.; Hildenbrand, D.L.; Sinke, G.C.; Stull, D.R., Chemical thermodynamic properties of aniline, J. Chem. Eng. Data, 1962, 7, 229-231. [all data]

Vriens and Hill, 1952
Vriens, G.N.; Hill, A.G., Equilibria of several reactions of aromatic amines, Ind. Eng. Chem., 1952, 44, 2732-27. [all data]

Cole and Gilbert, 1951
Cole, L.G.; Gilbert, E.C., The heats of combustion of some nitrogen compounds and the apparent energy of the N-N bond, J. Am. Chem. Soc., 1951, 73, 5423-5427. [all data]

Lemoult, 1907
Lemoult, M.P., Recherches theoriques et experimentales sur les chaleurs de combustion et de formation des composes organiques, Ann. Chim. Phys., 1907, 12, 395-432. [all data]

Anderson and Gilbert, 1942
Anderson, C.M.; Gilbert, E.C., The apparent energy of the N-N bond as calculated from heats of combustion, J. Am. Chem. Soc., 1942, 64, 2369-2372. [all data]

Parks, Huffman, et al., 1933
Parks, G.S.; Huffman, H.M.; Barmore, M., Thermal data on organic compounds. XI. The heat capacities, entropies and free energies of ten compounds containing oxygen or nitrogen. J. Am. Chem. Soc., 1933, 55, 2733-2740. [all data]

Willis, 1947
Willis, J.B., The heats of combustion of some organic bases and their salts. The resonance energies of acridine and phenazine, Trans. Faraday Soc., 1947, 43, 97-102. [all data]

Lesbats and Lichanot, 1987
Lesbats, C.; Lichanot, A., Capacites calorifiques de durcisseurs amines et resines epoxydes, Thermochim. Acta, 1987, 109, 317-329. [all data]

Nichols and Wads, 1975
Nichols, N.; Wads, I., Thermochemistry of solutions of biochemical model compounds. 3. Some benzene derivatives in aqueous solution, J. Chem. Thermodynam., 1975, 7, 329-336. [all data]

Deshpande and Bhatagadde, 1971
Deshpande, D.D.; Bhatagadde, L.G., Heat capacities at constant volume, free volumes, and rotational freedom in some liquids, Aust. J. Chem., 1971, 24, 1817-1822. [all data]

Crtzen, Jost, et al., 1957
Crtzen, J.L.; Jost, W.; Sieg, L., Gleichgewichtsmessungen im System Anilin-N-Methylanilin, N-N-Dimethylanilin, 1,2-Äthandiol, Z. Elektrochem., 1957, 61, 230-246. [all data]

Hough, Mason, et al., 1950
Hough, E.W.; Mason, D.M.; Sage, B.H., Heat capacities of several organic liquids, J. Am. Chem. Soc., 1950, 72, 5775-5777. [all data]

Ziegler and Andrews, 1942
Ziegler, W.T.; Andrews, D.H., The heat capacity of benzene-d6, J. Am. Chem. Soc., 1942, 64, 2482-2485. [all data]

Radulescu and Jula, 1934
Radulescu, D.; Jula, O., Beiträge zur Bestimmung der Abstufung der Polarität des Aminstickstoffes in den organischen Verbindungen, Z. Phys. Chem., 1934, B26, 390-393. [all data]

Ferguson and Miller, 1933
Ferguson, A.; Miller, J.T., A method for the determination of the specific heats of liquids, and a determination of the specific heats of aniline and benzene over the approximate range 20°C to 50°C, Proc. Phys. Soc. London, 1933, 45, 194-207. [all data]

Lang, 1928
Lang, H.R., On the measurement of the variation of the specific heat of aniline with temperature, using the continuous flow electric method, Proc. Roy. Soc. (London), 1928, A118, 138-156. [all data]

von Reis, 1881
von Reis, M.A., Die specifische Wärme flüssiger organischer Verbindungen und ihre Beziehung zu deren Moleculargewicht, Ann. Physik [3], 1881, 13, 447-464. [all data]

Hatton, Hildenbrand, et al., 1962, 2
Hatton, W.E.; Hildenbrand, D.L.; Sinke, G.C.; Stull, D.R., Chemical Thermodynamic Properties of Aniline, J. Chem. Eng. Data, 1962, 7, 229. [all data]

Ziegler and Andrews, 1942, 2
Ziegler, W.T.; Andrews, D.H., The heat capacity of benzene-d6, J. Am. Chem. Soc., 1942, 64, 2482. [all data]

Parks, Huffman, et al., 1933, 2
Parks, G.S.; Huffman, H.M.; Barmore, M., Thermal Data on Organic Compounds. XI. The Heat Capacities, Entropies and Free Energies of Ten Compounds Containing Oxygen or Nitrogen, J. Am. Chem. Soc., 1933, 55, 7, 2733, https://doi.org/10.1021/ja01334a016 . [all data]

Lagutkin and Kuropatkin, 1981
Lagutkin, O.D.; Kuropatkin, E.I., Critical coefficient of compressibility and critical dens. of aniline, Zh. Fiz. Khim., 1981, 55, 1329. [all data]

Steele, Chirico, et al., 2002
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A., Vapor Pressure, Heat Capacity, and Density along the Saturation Line: Measurements for Benzenamine, Butylbenzene, sec -Butylbenzene, tert -Butylbenzene, 2,2-Dimethylbutanoic Acid, Tridecafluoroheptanoic Acid, 2-Butyl-2-ethyl-1,3-propanediol, 2,2,4-Trimethyl-1,3-pentanediol, and 1-Chloro-2-propanol, J. Chem. Eng. Data, 2002, 47, 4, 648-666, https://doi.org/10.1021/je010083e . [all data]

Lee, Chen, et al., 1992
Lee, Chang Ha; Chen, Quen; Mohamed, Rahoma S.; Holder, Gerald D., Vapor-liquid equilibria in the system of toluene/aniline, aniline/naphthalene, and naphthalene/quinoline, J. Chem. Eng. Data, 1992, 37, 2, 179-183, https://doi.org/10.1021/je00006a011 . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Maher and Smith, 1979
Maher, Patrick J.; Smith, Buford D., A new total pressure vapor-liquid equilibrium apparatus. The ethanol + aniline system at 313.15, 350.81, and 386.67 K, J. Chem. Eng. Data, 1979, 24, 1, 16-22, https://doi.org/10.1021/je60080a022 . [all data]

Ravdel and Danilov, 1968
Ravdel, A.A.; Danilov, V.V., Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 1968, 11, 6, 642. [all data]

Ahmed and Eades, 1972
Ahmed, A.M.I.; Eades, R.G., Proton relaxation in solid aniline and some methyl derivatives, J. Chem. Soc., Faraday Trans. 2, 1972, 68, 2017, https://doi.org/10.1039/f29726802017 . [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, References