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Benzene, (iodomethyl)-

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Gas 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafgas127.3 ± 1.3kJ/molEqkWalsh, Golden, et al., 1966 

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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafliquid53. ± 2.kJ/molChydAshcroft, Carson, et al., 1963 

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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tfus297.6KN/ABuckingham and Donaghy, 1982BS
Tfus299.45KN/AAshcroft, 1976Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Deltavap57.4 ± 0.3kJ/molGSKrasnykh, Vasiltsova, et al., 2002Based on data from 301. - 337. K.; AC
Deltavap57.7kJ/molCGCKrasnykh, Vasiltsova, et al., 2002AC
Deltavap50.6 ± 1.4kJ/molN/AAshcroft, 1976, 2AC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
366.20.013Weast and Grasselli, 1989BS
366.0.013Buckingham and Donaghy, 1982BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
46.8375.I,AStephenson and Malanowski, 1987Based on data from 360. - 400. K. See also Ashcroft, 1976, 2.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
13.2299.5Ashcroft, 1976, 2AC

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:


Reaction 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 as indicated in comments:
B - John E. Bartmess
MS - José A. Martinho Simões
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C7H6I- + Hydrogen cation = Benzene, (iodomethyl)-

By formula: C7H6I- + H+ = C7H7I

Quantity Value Units Method Reference Comment
Deltar1556. ± 8.8kJ/molG+TSPoutsma, Nash, et al., 1997gas phase; between tBuCH(Me)OH, FCH2CH2OH; B
Quantity Value Units Method Reference Comment
Deltar1525. ± 8.4kJ/molIMRBPoutsma, Nash, et al., 1997gas phase; between tBuCH(Me)OH, FCH2CH2OH; B

C20H26CoN5O4 (solution) + Iodine (solution) = C13H19CoIN5O4 (solution) + Benzene, (iodomethyl)- (solution)

By formula: C20H26CoN5O4 (solution) + I2 (solution) = C13H19CoIN5O4 (solution) + C7H7I (solution)

Quantity Value Units Method Reference Comment
Deltar-63.2 ± 3.8kJ/molRSCToscano, Seligson, et al., 1989solvent: Bromoform; The enthalpy of solution of Co(py)(dmg)2(Bz)(cr) was measured as 11.3 kJ/mol Toscano, Seligson, et al., 1989; MS

C15H12MoO3 (solution) + Iodine (solution) = C8H5IMoO3 (solution) + Benzene, (iodomethyl)- (solution)

By formula: C15H12MoO3 (solution) + I2 (solution) = C8H5IMoO3 (solution) + C7H7I (solution)

Quantity Value Units Method Reference Comment
Deltar-120.5 ± 4.2kJ/molRSCNolan, de la Vega, et al., 1988solvent: Tetrahydrofuran; MS

Hydrogen iodide + Benzene, (iodomethyl)- = Toluene + Iodine

By formula: HI + C7H7I = C7H8 + I2

Quantity Value Units Method Reference Comment
Deltar-33. ± 4.6kJ/molCmGraham, Nichol, et al., 1955liquid phase; solvent: p-Xylene; ALS

Benzene, (iodomethyl)- + Water = Hydrogen iodide + Benzyl alcohol

By formula: C7H7I + H2O = HI + C7H8O

Quantity Value Units Method Reference Comment
Deltar-12.6kJ/molCmGellner and Skinner, 1949liquid phase; Heat of hydrolysis; ALS

Benzene, (iodomethyl)- = Toluene + 0.5Iodine

By formula: C7H7I = C7H8 + 0.5I2

Quantity Value Units Method Reference Comment
Deltar-41. ± 2.kJ/molChydAshcroft, Carson, et al., 1963liquid phase; ALS

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 NIST Mass Spectrometry Data Center
State gas
Instrument HP-GC/MS/IRD

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


Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, 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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Mass spectrum
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Additional Data

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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 ALPHA Chemicals / NIST MS Data Center.
NIST MS number 125335

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, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, 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.

Walsh, Golden, et al., 1966
Walsh, R.; Golden, D.M.; Benson, S.W., The thermochemistry of the Gas Phase Equilibrium I2 + C6H5CH3 = C6H5CH2I + HI and the heat of formation of the benzyl radical, J. Am. Chem. Soc., 1966, 88, 650-656. [all data]

Ashcroft, Carson, et al., 1963
Ashcroft, S.J.; Carson, A.S.; Pedley, J.B., Thermochemistry of reductions caused by lithium aluminium hydride. Part 2.-The heats of formation of benzyl bromide, benzyl iodide and the benzyl radical, Trans. Faraday Soc., 1963, 59, 2713-2717. [all data]

Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M., Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]

Ashcroft, 1976
Ashcroft, S.J., J. Chem. Eng. Data, 1976, 21, 397. [all data]

Krasnykh, Vasiltsova, et al., 2002
Krasnykh, Eugen L.; Vasiltsova, Tatiana V.; Verevkin, Sergey P.; Heintz, Andreas, Vapor Pressures and Enthalpies of Vaporization of Benzyl Halides and Benzyl Ethers, J. Chem. Eng. Data, 2002, 47, 6, 1372-1378, https://doi.org/10.1021/je020034h . [all data]

Ashcroft, 1976, 2
Ashcroft, Stanley J., Vapor pressures and enthalpies of vaporization of benzyl halides, J. Chem. Eng. Data, 1976, 21, 4, 397-398, https://doi.org/10.1021/je60071a009 . [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]

Poutsma, Nash, et al., 1997
Poutsma, J.C.; Nash, J.J.; Paulino, J.A.; Squires, R.R., Absolute Heats of Formation of Phenylcarbene and Vinylcarbene, J. Am. Chem. Soc., 1997, 119, 20, 4686, https://doi.org/10.1021/ja963918s . [all data]

Toscano, Seligson, et al., 1989
Toscano, P.J.; Seligson, A.L.; Curran, M.T.; Skrobutt, A.T.; Sonnenberger, D.C., Inorg. Chem., 1989, 28, 166; ibid. 1989. [all data]

Nolan, de la Vega, et al., 1988
Nolan, S.P.; de la Vega, R.L.; Mukerjee, S.L.; Gonzalez, A.A.; Zhang, K.; Hoff, C., Polyhedron, 1988, 7, 1491. [all data]

Graham, Nichol, et al., 1955
Graham, W.S.; Nichol, R.J.; Ubbelohde, A.R., A thermochemical evaluation of bond strengths in some carbon compounds. Part III. Bond strengths based on the reactions: (a) Ph·CH2I + HI=Ph·CH3 + I2 and (b) PhI + HI=PhH + I2, J. Chem. Soc., 1955, 115-121. [all data]

Gellner and Skinner, 1949
Gellner, O.H.; Skinner, H.A., Dissociation energies of carbon-halogen bonds. The bond strengths allyl-X and benzyl-X, J. Chem. Soc., 1949, 1145-1148. [all data]


Notes

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