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Chromium, bis(«eta»6-benzene)-


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
solid,1 bar226.23J/mol*KN/AAndrews, Westrum, et al., 1969 
solid,1 bar339.5J/mol*KN/AAndrews, Westrum, et al., 1969 

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
223.93298.15Andrews, Westrum, et al., 1969T = 5 to 350 K.
328.4298.15Andrews, Westrum, et al., 1969T = 60 to 298.15 K.

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:
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Deltasub78.2 ± 6.3kJ/molN/APilcher and Skinner, 1983See also Connor, Skinner, et al., 1973.; AC
Deltasub78.2 ± 6.2kJ/molN/AFischer and Schreiner, 1958AC

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
89.4343.AStephenson and Malanowski, 1987Based on data from 323. - 363. K.; AC

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
234.6crystaline, IIcrystaline, IAndrews, Westrum, et al., 1969DH

Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, 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 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 MPI,43536-G0981,21-AUG-66 (ID=2, PURITY=4)
NIST MS number 45424

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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.

Andrews, Westrum, et al., 1969
Andrews, J.T.S.; Westrum, E.F., Jr.; Bjerrum, N., Heat capacity and vapor pressure of crystalline bis(benzene)chromium. Third-law entropy comparison and thermodynamic evidence concerning the structure of bis(benzene)chromium, J. Organometal. Chem., 1969, 17, 293-302. [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]

Connor, Skinner, et al., 1973
Connor, J.A.; Skinner, H.A.; Virmani, Y., Microcalorimetric studies. Thermal decomposition and iodination of bis(benzene)chromium, bis(benzene)-chromium iodide, and some (arene)chromium tricarbonyls, J. Chem. Soc., Faraday Trans. 1, 1973, 69, 0, 1218, https://doi.org/10.1039/f19736901218 . [all data]

Fischer and Schreiner, 1958
Fischer, Ernst Otto; Schreiner, Siegfried, Über Aromatenkomplexe von Metallen, XX. Verbrennungswärme und Bildungswärme von Di-benzol-chrom, Chem. Ber., 1958, 91, 10, 2213-2215, https://doi.org/10.1002/cber.19580911029 . [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]


Notes

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