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1,7-Dicarbadodecaborane(12)


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: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
liquid211.8J/mol*KN/AGorbunov, Zalukaev, et al., 1981 

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
229.2298.15Gorbunov, Zalukaev, et al., 1981T = 10 to 330 K.

Phase change data

Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), 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
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Ttriple280.1KN/AGorbunov, Zalukaev, et al., 1981, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Deltasub67.5kJ/molAStephenson and Malanowski, 1987Based on data from 283. - 333. K.; AC
Deltasub58.5 ± 1.0kJ/molN/APilcher and Skinner, 1983See also Miroshnichenko, Pavlovich, et al., 1976.; AC

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
63.3348.AStephenson and Malanowski, 1987Based on data from 333. - 423. K.; AC

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.04158.0crystaline, IVcrystaline, IIIGorbunov, Zalukaev, et al., 1981DH
1.903165.crystaline, IIIcrystaline, IIGorbunov, Zalukaev, et al., 1981DH
4.326280.1crystaline, IIcrystaline, IGorbunov, Zalukaev, et al., 1981DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
0.7358.0crystaline, IVcrystaline, IIIGorbunov, Zalukaev, et al., 1981DH
9.50165.crystaline, IIIcrystaline, IIGorbunov, Zalukaev, et al., 1981DH
14.8280.1crystaline, IIcrystaline, IGorbunov, Zalukaev, et al., 1981DH

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:


Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin RADIAN CORP
NIST MS number 73585

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References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), Notes

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

Gorbunov, Zalukaev, et al., 1981
Gorbunov, V.E.; Zalukaev, V.L.; Gavrichev, K.S.; Mochalov, V.I.; Gal'chenko, G.L., Low-temperature heat capacity of 1, 7-carborane(12) (m-carborane), 1981, Termodin. [all data]

Gorbunov, Zalukaev, et al., 1981, 2
Gorbunov, V.E.; Zalukaev, V.L.; Gavrichev, K.S.; Mochalov, V.I.; Gal'chenko, G.L., Low-temperature heat capacity of 1,7-carborane(12)(m-carborane), Termodin. Org. Soedin., 1981, 1981, 3. [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]

Pilcher and Skinner, 1983
Pilcher, G.; Skinner, H.A., Thermochemistry of organometallic compounds, 1983, 43-90, https://doi.org/10.1002/9780470771686.ch2 . [all data]

Miroshnichenko, Pavlovich, et al., 1976
Miroshnichenko, E.A.; Pavlovich, V.K.; Lebedev, Yu.A.; Stanko, V.I.; Gal'chenko, G.L., Microcalorimetric determination of enthalpies of sublimation of carboranes, Termodin. Org. Soedin, 1976, 5, 3. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References