Diphenylamine

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Gas phase thermochemistry data

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

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas202.kJ/molCcbVriens and Hill, 1952 

Condensed phase thermochemistry data

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

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfliquid132.kJ/molCcbVriens and Hill, 1952 
Quantity Value Units Method Reference Comment
Δcliquid-6426.2kJ/molCcbVriens and Hill, 1952 
Quantity Value Units Method Reference Comment
Δfsolid130.0 ± 1.5kJ/molCcbMedard, 1955Reanalyzed by Cox and Pilcher, 1970, Original value = 140.6 ± 1.5 kJ/mol; Heat of combustion corrected for pressure
Δfsolid142.5kJ/molCcbMedard, 1954crystal phase; Heat of combustion corrected for pressure
Δfsolid117.4 ± 2.1kJ/molCmCole and Gilbert, 1951Reanalyzed by Cox and Pilcher, 1970, Original value = 116.9 kJ/mol
Δfsolid131.kJ/molCcbSchmidt and Becker, 1933 
Δfsolid109.kJ/molCcbLemoult, 1907 
Quantity Value Units Method Reference Comment
Δcsolid-6424. ± 20.kJ/molAVGN/AAverage of 7 values; Individual data points

Reaction thermochemistry data

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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:
MS - José A. Martinho Simões
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C16H34OP2Ru (solution) + Diphenylamine (solution) = C28H43NP2Ru (solution) + Water (solution)

By formula: C16H34OP2Ru (solution) + C12H11N (solution) = C28H43NP2Ru (solution) + H2O (solution)

Quantity Value Units Method Reference Comment
Δr5.0 ± 0.4kJ/molEqSBryndza, Fong, et al., 1987solvent: Tetrahydrofuran; In a series of reactions involving similar ruthenium complexes, the reaction enthalpy was identified with the reaction Gibbs energy, since the entropy values are expected to be small Bryndza, Fong, et al., 1987. For this reaction, however a van't Hoff plot could be used. Temperature range: 293-328 K; MS
Δr19.7kJ/molEqSBryndza, Fong, et al., 1987solvent: Benzene; The reaction enthalpy was identified with the reaction Gibbs energy, since the the entropy is expected to be small Bryndza, Fong, et al., 1987; MS

C12H10N- + Hydrogen cation = Diphenylamine

By formula: C12H10N- + H+ = C12H11N

Quantity Value Units Method Reference Comment
Δr1468. ± 8.8kJ/molG+TSTaft and Bordwell, 1988gas phase; B
Quantity Value Units Method Reference Comment
Δr1438. ± 8.4kJ/molIMRETaft and Bordwell, 1988gas phase; B

Diphenylamine (solution) + C5H11BrMg (solution) = C12H10BrMgN (solution) + Pentane (solution)

By formula: C12H11N (solution) + C5H11BrMg (solution) = C12H10BrMgN (solution) + C5H12 (solution)

Quantity Value Units Method Reference Comment
Δr-118.8kJ/molRSCHolm, 1983solvent: Diethyl ether; MS

Diphenylamine = C12H11N

By formula: C12H11N = C12H11N

Quantity Value Units Method Reference Comment
Δr260. ± 20.kJ/molCmSuzuki, Kajii, et al., 1992solid phase; solvent: Methanol; ALS

Diphenylamine + Nitrous acid = Water + N-Nitrosodiphenylamine

By formula: C12H11N + HNO2 = H2O + C12H10N2O

Quantity Value Units Method Reference Comment
Δr-62.84kJ/molCmSwientoslawski, 1910solid phase; ALS

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Notes

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

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]

Medard, 1955
Medard, L., La chaleur de combustion de la diphenylamine et l'energie de la liaison n - n, J. Chem. Phys., 1955, 52, 467-472. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Medard, 1954
Medard, L., Tables thermochimiques a l'usage des techniciens des substances explosives, Mem. Artillerie Fr. Sci. Tech. Armement, 1954, 28, 415-492. [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]

Schmidt and Becker, 1933
Schmidt, V.A.; Becker, F., Die Bildungswarme von Nitrocellulofen, Nitroglycerin und anderen widuigen Beltandteilen von Treibmitteln, Z. Gesamte Schiess Sprengstoffwes., 1933, 33, 280-282. [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]

Bryndza, Fong, et al., 1987
Bryndza, H.E.; Fong, L.K.; Paciello, R.A.; Tam, W.; Bercaw, J.E., J. Am. Chem. Soc., 1987, 109, 1444. [all data]

Taft and Bordwell, 1988
Taft, R.W.; Bordwell, F.G., Structural and Solvent Effects Evaluated from Acidities Measured in Dimethyl Sulfoxide and in the Gas Phase, Acc. Chem. Res., 1988, 21, 12, 463, https://doi.org/10.1021/ar00156a005 . [all data]

Holm, 1983
Holm, T., Acta Chem. Scand. B, 1983, 37, 797. [all data]

Suzuki, Kajii, et al., 1992
Suzuki, T.; Kajii, Y.; Shibuya, K.; Obi, K., Photocyclization of diphenylamine studied by time-resolved thermal lensing. Heat of reaction, energetics, and reactivity of intermediates, Bull. Chem. Soc. Jpn., 1992, 65, 1084-1088. [all data]

Swientoslawski, 1910
Swientoslawski, W., Thermochemische Untersuchungen der organischen Verbindungen. Dritte Mitteilung. Stickstoffhaltige Verbindungen., Z. Phys. Chem., 1910, 72, 49-83. [all data]


Notes

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