Chromium, bis(η6-benzene)-


Phase change data

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

Quantity Value Units Method Reference Comment
Δsub18.7 ± 1.5kcal/molN/APilcher and Skinner, 1983See also Connor, Skinner, et al., 1973.; AC
Δsub18.7 ± 1.5kcal/molN/AFischer and Schreiner, 1958AC

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
21.4343.AStephenson and Malanowski, 1987Based on data from 323. to 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, 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

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

Due to licensing restrictions, this spectrum cannot be downloaded.

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

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, 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.

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]

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]


Notes

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