1,5-Naphthalenediamine

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Phase change 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tfus462.15KN/APushin and Sladovic, 1928Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Δsub122.5 ± 0.9kJ/molMERibeiro da Silva, Lobo Ferreira, et al., 2010Based on data from 367. to 389. K.; AC
Δsub120.2 ± 0.7kJ/molGSVerevkin, Georgieva, et al., 2007Based on data from 345. to 371. K.; AC

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
118.5 ± 0.9378.MERibeiro da Silva, Lobo Ferreira, et al., 2010Based on data from 367. to 389. K.; AC

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:


Gas phase ion energetics 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:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C10H10N2+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
6.74 ± 0.02PEMaier, 1974LLK

De-protonation reactions

1,5-diaminonaphthalenide anion + Hydrogen cation = 1,5-Naphthalenediamine

By formula: C10H9N2- + H+ = C10H10N2

Quantity Value Units Method Reference Comment
Δr1493. ± 8.8kJ/molG+TSArnett, Venkatasubaramanian, et al., 1982gas phase; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Δr1463. ± 8.4kJ/molIMREArnett, Venkatasubaramanian, et al., 1982gas phase; value altered from reference due to change in acidity scale; B

References

Go To: Top, Phase change data, Gas phase ion energetics data, Notes

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

Pushin and Sladovic, 1928
Pushin, N.A.; Sladovic, L., Equilibrium in the binary systems cresols-amines, J. Chem. Soc., 1928, 1928, 2474. [all data]

Ribeiro da Silva, Lobo Ferreira, et al., 2010
Ribeiro da Silva, Manuel A.V.; Lobo Ferreira, Ana I.M.C.; Santos, Ana Filipa L.O.M.; Ferreira, Cristiana M.A.; Barros, Delfina C.B.; Reis, Joana A.C.; Costa, José C.S.; Calvinho, Maria Miguel G.; Rocha, Sónia I.A.; Pinto, Sónia P.; Freire, Sónia S.L.; Almeida, Suzete M.; Guimarães, Vanessa S.; Almeida, Vasco N.M., Enthalpies of combustion, vapour pressures, and enthalpies of sublimation of the 1,5- and 1,8-diaminonaphthalenes, The Journal of Chemical Thermodynamics, 2010, 42, 3, 371-379, https://doi.org/10.1016/j.jct.2009.09.009 . [all data]

Verevkin, Georgieva, et al., 2007
Verevkin, Sergey P.; Georgieva, Miglena; Melkhanova, Svetlana V., Vapor Pressures and Phase Transitions of a Series of the Aminonaphthalenes, J. Chem. Eng. Data, 2007, 52, 1, 286-290, https://doi.org/10.1021/je060394v . [all data]

Maier, 1974
Maier, J.P., Photoelectron spectroscopy of peri- amino naphthalenes, Helv. Chim. Acta, 1974, 57, 994. [all data]

Arnett, Venkatasubaramanian, et al., 1982
Arnett, E.M.; Venkatasubaramanian, K.G.; McIver, R.T.; Fukuda, E.K.; Bordwell, F.G.; Press, F.D., Stabilization of the monoanion of 1,8-diaminonaphthalene by intramolecular hydrogen bonding. A novel case of anion homoconjugation in superbase solution, J. Am. Chem. Soc., 1982, 104, 325. [all data]


Notes

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