Benzene-D6

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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

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
36.439298.Rabinovich and Nikolaev, 1962T = 10 to 35°C.
35.71298.5Ziegler and Andrews, 1942T = 100 to 320 K. Value is unsmoothed experimental datum.

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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil345.430KN/AIngold, Raisin, et al., 1935Uncertainty assigned by TRC = 0.1 K; TRC
Quantity Value Units Method Reference Comment
Tfus280.0KN/AIngold, Raisin, et al., 1935Uncertainty assigned by TRC = 0.3 K; TRC
Quantity Value Units Method Reference Comment
Ttriple279.9KN/AZiegler and Andrews, 1942, 2Uncertainty assigned by TRC = 0.1 K; TRC
Quantity Value Units Method Reference Comment
Δvap8.17kcal/molN/ADavis and Schiessler, 1953Based on data from 283. to 352. K.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
283. to 355.4.008081196.51-53.932Davis and Schiessler, 1953Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
2.340279.85Ziegler and Andrews, 1942DH
2.34279.9Ziegler and Andrews, 1942AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
8.363279.85Ziegler and Andrews, 1942DH

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 by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C6D6+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference
9.25 ± 0.01PIDibeler and Reese, 1964
9.251SEl-Sayed, Kaaba, et al., 1961
9.251 ± 0.002SWilkinson, 1956
9.246 ± 0.005SPrice and Wood, 1935

IR Spectrum

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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

Gas Phase Spectrum

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IR spectrum
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Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Sadtler Research Labs Under US-EPA Contract
State gas

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


References

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

Rabinovich and Nikolaev, 1962
Rabinovich, I.B.; Nikolaev, P.N., Isotopic effect in the specific heat of some deutero compounds, Dokl. Akad. Nauk, 1962, SSSR 142, 1335-1338. [all data]

Ziegler and Andrews, 1942
Ziegler, W.T.; Andrews, D.H., The heat capacity of benzene-d6, J. Am. Chem. Soc., 1942, 64, 2482-2485. [all data]

Ingold, Raisin, et al., 1935
Ingold; Raisin, C.G.; Wilson, J. Chem. Soc., 1935, 1935, 915. [all data]

Ziegler and Andrews, 1942, 2
Ziegler, W.T.; Andrews, D.H., The heat capacity of benzene-d6, J. Am. Chem. Soc., 1942, 64, 2482. [all data]

Davis and Schiessler, 1953
Davis, Raymond T.; Schiessler, Robert W., Vapor Pressures of Perdeuterobenzene and of Perdeuterocyclohex ane, J. Phys. Chem., 1953, 57, 9, 966-968, https://doi.org/10.1021/j150510a027 . [all data]

Dibeler and Reese, 1964
Dibeler, V.H.; Reese, R.M., Mass spectrometric study of photoionization. I. Apparatus and initial observations on acetylene, acetylene-d2, benzene, and benzene-d6, J. Res. NBS, 1964, 68A, 409. [all data]

El-Sayed, Kaaba, et al., 1961
El-Sayed, M.F.A.; Kaaba, M.; Tanaka, Y., Ionization potentials of benzene, hexadeuterobenzene, and pyridine from their observed Rydberg series in the region 600-2000 A, J. Chem. Phys., 1961, 34, 334. [all data]

Wilkinson, 1956
Wilkinson, P.G., Absorption spectra and ionization potentials of benzene and benzene-d6, J. Chem. Phys., 1956, 24, 917. [all data]

Price and Wood, 1935
Price, W.C.; Wood, R.W., The far ultraviolet absorption spectra and ionization potentials of C6H6 and C6D6, J. Chem. Phys., 1935, 3, 439. [all data]


Notes

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