Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

NOTICE: Due to scheduled maintenance at our Gaithersburg campus, this site will not be available from 5:00 pm EDT (21:00 UTC) on Friday October 25 until 5:00 pm (21:00 UTC) on Sunday October 27. We apologize for any inconvenience this outage may cause.

1,2-Benzenedicarbonitrile

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase thermochemistry 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:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafgas368.3kJ/molN/ARabinovich, Karyakin, et al., 1984Value computed using «DELTA»fHsolid° value of 281.4±1.9 kj/mol from Rabinovich, Karyakin, et al., 1984 and «DELTA»subH° value of 86.9 kj/mol from Rabinovich, Karyakin, et al., 1984.; DRB
Deltafgas367.5 ± 1.9kJ/molCcbSato-Toshima, Sakiyama, et al., 1980ALS
Deltafgas362.0kJ/molN/ASalley and Gray, 1951Value computed using «DELTA»fHsolid° value of 275.1 kj/mol from Salley and Gray, 1951 and «DELTA»subH° value of 86.9 kj/mol from Salley and Gray, 1951.; DRB

Condensed phase thermochemistry data

Go To: Top, Gas 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:
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
Deltafsolid281.4 ± 1.9kJ/molCcbRabinovich, Karyakin, et al., 1984Heat of combustion is not reported; ALS
Deltafsolid280.6 ± 1.2kJ/molCcbSato-Toshima, Sakiyama, et al., 1980ALS
Deltafsolid275.1kJ/molCcbSalley and Gray, 1951correction of Salley and Gray, 1948; ALS
Quantity Value Units Method Reference Comment
Deltacsolid-4000.36 ± 0.67kJ/molCcbSato-Toshima, Sakiyama, et al., 1980ALS
Deltacsolid-3994.9kJ/molCcbSalley and Gray, 1951correction of Salley and Gray, 1948; ALS
Quantity Value Units Method Reference Comment
solid,1 bar192.4J/mol*KN/ARabinovich, Karyakin, et al., 1984, 2DH
solid,1 bar192.4J/mol*KN/AKaryakin, Shvetsova, et al., 1982DH

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
161.3298.15Rabinovich, Karyakin, et al., 1984, 2T = 13 to 500 K.; DH
161.3298.15Karyakin, Shvetsova, et al., 1982T = 13 to 480 K.; DH

References

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

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

Rabinovich, Karyakin, et al., 1984
Rabinovich, I.B.; Karyakin, N.V.; Dzharimova, E.S.; Siling, S.A.; Ponomarev, I.I.; Vinogradova, S.V., Thermodynamics of condensation of phthalonitrile with m-phenylenediamine, Bull. Acad. Sci. USSR, Div. Chem. Sci., 1984, 716-723. [all data]

Sato-Toshima, Sakiyama, et al., 1980
Sato-Toshima, T.; Sakiyama, M.; Seki, S., Thermochemical estimation of destabilization energies of 1,2-, 1,3-, and 1,4-dicyanobenzenes due to interactions between substituents. Appendix: Dipole moments in solution of the dicyanobenzenes, Bull. Chem. Soc. Jpn., 1980, 53, 2762-2767. [all data]

Salley and Gray, 1951
Salley, D.J.; Gray, J.B., Heats of combustion of some organic nitrogen compounds, J. Am. Chem. Soc., 1951, 73, 5925. [all data]

Salley and Gray, 1948
Salley, D.J.; Gray, J.B., Heats of combustion of some organic nitrogen compounds, J. Am. Chem. Soc., 1948, 70, 2650-2653. [all data]

Rabinovich, Karyakin, et al., 1984, 2
Rabinovich, I.B.; Karyakin, N.V.; Dzharimova, E.S.; Siling, S.A.; Ponomarev, I.I.; Vinogradova, S.V., Thermodynamics of the condensation of o-phthalic acid dinitrile with m-phenylenediamine, Izv. Akad. Nauk SSSR, Ser. Khim., 1984, (4), 779-787. [all data]

Karyakin, Shvetsova, et al., 1982
Karyakin, N.V.; Shvetsova, K.G.; Dzharimova, E.S., Thermodynamic properties of o-phthalic acid dinitrile, 1982, Termodin. [all data]


Notes

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