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Iodine

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

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.

Reactions 51 to 75

Acetaldehyde + Iodine = Hydrogen iodide + Acetyl iodide

By formula: C2H4O + I2 = HI + C2H3IO

Quantity Value Units Method Reference Comment
Deltar3. ± 2.kJ/molEqkWalsh and Benson, 1966gas phase; ALS

Hydrogen iodide + p-Iodoanisole = Anisole + Iodine

By formula: HI + C7H7IO = C7H8O + I2

Quantity Value Units Method Reference Comment
Deltar-29. ± 5.0kJ/molCmBrennan and Ubbelohde, 1956gas phase; ALS

Hydrogen iodide + Iodomethyl methyl sulfide = Dimethyl sulfide + Iodine

By formula: HI + C2H5IS = C2H6S + I2

Quantity Value Units Method Reference Comment
Deltar-28. ± 4.6kJ/molKinShum and Benson, 1985gas phase; ALS

C10H12W (cr) + 2Iodine (cr) = C10H10I2W (cr) + 2Hydrogen iodide (g)

By formula: C10H12W (cr) + 2I2 (cr) = C10H10I2W (cr) + 2HI (g)

Quantity Value Units Method Reference Comment
Deltar-104.3 ± 5.5kJ/molRSCCalado, Dias, et al., 1979MS

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

Hydrogen iodide + Benzoyl iodide = Benzaldehyde + Iodine

By formula: HI + C7H5IO = C7H6O + I2

Quantity Value Units Method Reference Comment
Deltar-13. ± 4.2kJ/molEqkSolly and Benson, 1971gas phase; ALS

Titanium, dicarbonylbis(η5-2,4-cyclopentadien-1-yl)- (cr) + Iodine (cr) = C10H10I2Ti (cr) + 2Carbon monoxide (g)

By formula: C12H10O2Ti (cr) + I2 (cr) = C10H10I2Ti (cr) + 2CO (g)

Quantity Value Units Method Reference Comment
Deltar-74.1 ± 2.1kJ/molRSCDias, Dias, et al., 1987MS

C10H11ClZr (cr) + Iodine (cr) = C10H10ClIZr (cr) + Hydrogen iodide (g)

By formula: C10H11ClZr (cr) + I2 (cr) = C10H10ClIZr (cr) + HI (g)

Quantity Value Units Method Reference Comment
Deltar-78.1 ± 2.4kJ/molRSCDiogo, Simoni, et al., 1993MS

C10H12Mo (cr) + 2Iodine (cr) = C10H10I2Mo (cr) + 2Hydrogen iodide (g)

By formula: C10H12Mo (cr) + 2I2 (cr) = C10H10I2Mo (cr) + 2HI (g)

Quantity Value Units Method Reference Comment
Deltar-87.8 ± 5.1kJ/molRSCCalado, Dias, et al., 1979MS

Ethane, 1,1-difluoro- + Iodine = Hydrogen iodide + 1-Bromo-1,1-difluoroethane

By formula: C2H4F2 + I2 = HI + C2H3BrF2

Quantity Value Units Method Reference Comment
Deltar51.0 ± 0.8kJ/molEqkPickard and Rodgers, 1977gas phase; ALS

Benzaldehyde + Iodine = Hydrogen iodide + Benzoyl iodide

By formula: C7H6O + I2 = HI + C7H5IO

Quantity Value Units Method Reference Comment
Deltar13. ± 4.2kJ/molEqkSolly and Benson, 1971gas phase; ALS

Hydrogen iodide + Benzene, iodo- = Benzene + Iodine

By formula: HI + C6H5I = C6H6 + I2

Quantity Value Units Method Reference Comment
Deltar-22. ± 5.9kJ/molCmGraham, Nichol, et al., 1955gas phase; ALS

C10H11IW (cr) + Iodine (cr) = C10H10I2W (cr) + Hydrogen iodide (g)

By formula: C10H11IW (cr) + I2 (cr) = C10H10I2W (cr) + HI (g)

Quantity Value Units Method Reference Comment
Deltar-84.6 ± 4.1kJ/molRSCCalhorda, Dias, et al., 1987MS

C12H14Mo (cr) + Iodine (cr) = C10H10I2Mo (cr) + Ethylene (g)

By formula: C12H14Mo (cr) + I2 (cr) = C10H10I2Mo (cr) + C2H4 (g)

Quantity Value Units Method Reference Comment
Deltar-163.0 ± 2.1kJ/molRSCCalhorda, Carrondo, et al., 1991MS

I3- + Iodine = (I3- bullet Iodine)

By formula: I3- + I2 = (I3- bullet I2)

Quantity Value Units Method Reference Comment
Deltar49.0 ± 5.9kJ/molCIDTDo, Klein, et al., 1997gas phase; B

Cyclopentane + Iodine = 2Hydrogen iodide + Cyclopentene

By formula: C5H10 + I2 = 2HI + C5H8

Quantity Value Units Method Reference Comment
Deltar102.1kJ/molEqkFuruyama, Golden, et al., 1970gas phase; ALS

Hydrogen iodide + 3-Iodo-2-butanone = Iodine + 2-Butanone

By formula: HI + C4H7IO = I2 + C4H8O

Quantity Value Units Method Reference Comment
Deltar-42.7kJ/molKinSolly, Golden, et al., 1970gas phase; ALS

2Hydrogen iodide + 1,3-Cyclopentadiene = Cyclopentene + Iodine

By formula: 2HI + C5H6 = C5H8 + I2

Quantity Value Units Method Reference Comment
Deltar-89.5kJ/molEqkFuruyama, Golden, et al., 1970gas phase; ALS

1,3-Diiodocyclobutane = Bicyclo[1.1.0]butane + Iodine

By formula: C4H6I2 = C4H6 + I2

Quantity Value Units Method Reference Comment
Deltar59.0 ± 4.2kJ/molCmSunner and Wulff, 1973liquid phase; ALS

1,2-Diiodopropane = Propene + Iodine

By formula: C3H6I2 = C3H6 + I2

Quantity Value Units Method Reference Comment
Deltar47. ± 2.kJ/molEqkBenson and Amano, 1962gas phase; ALS

Ethane, 1,2-diiodo- = Ethylene + Iodine

By formula: C2H4I2 = C2H4 + I2

Quantity Value Units Method Reference Comment
Deltar48.1 ± 0.8kJ/molEqkBenson and Amano, 1962gas phase; ALS

Propane, 1,3-diiodo- = Cyclopropane + Iodine

By formula: C3H6I2 = C3H6 + I2

Quantity Value Units Method Reference Comment
Deltar77. ± 17.kJ/molEqkBenson and Amano, 1962gas phase; ALS

1-Butene + Iodine = 1,2-Diiodobutane

By formula: C4H8 + I2 = C4H8I2

Quantity Value Units Method Reference Comment
Deltar-50.2 ± 6.3kJ/molCmCline and Kistiakowsky, 1937gas phase; ALS

(Z)-1,2-Diiodoethylene = Acetylene + Iodine

By formula: C2H2I2 = C2H2 + I2

Quantity Value Units Method Reference Comment
Deltar83.3kJ/molEqkFuruyama, Golden, et al., 1968gas phase; ALS

C2H2I2 = Acetylene + Iodine

By formula: C2H2I2 = C2H2 + I2

Quantity Value Units Method Reference Comment
Deltar83.3kJ/molEqkFuruyama, Golden, et al., 1968gas phase; ALS

References

Go To: Top, Reaction thermochemistry data, Notes

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

Walsh and Benson, 1966
Walsh, R.; Benson, S.W., The heats of formation of acetyl iodide and the acetyl radical, J. Phys. Chem., 1966, 70, 3751-3753. [all data]

Brennan and Ubbelohde, 1956
Brennan, D.; Ubbelohde, A.R., A thermochemical evaluation of bond strengths in some carbon compounds. Part IV. Bond-strength differences based on the reaction: RI + HI = RH + I2, where R = p-methoxyphenyl and cyclohexyl, J. Chem. Soc., 1956, 3011-3016. [all data]

Shum and Benson, 1985
Shum, L.G.S.; Benson, S.W., Iodine catalyzed pyrolysis of dimethyl sulfide. Heats of formaton of CH3SCH2I, the CH3SCH2 radical, and the pibond energy in CH2S, Int. J. Chem. Kinet., 1985, 17, 277-292. [all data]

Calado, Dias, et al., 1979
Calado, J.C.G.; Dias, A.R.; Martinho Simões, J.A.; Ribeiro da Silva, M.A.V., Rev. Port. Quím., 1979, 21, 129. [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]

Solly and Benson, 1971
Solly, R.K.; Benson, S.W., Thermochemistry of the reaction of benzaldehyde with iodine. The enthalpy of formation of benzaldehyde and benzoyl iodide, J. Chem. Thermodyn., 1971, 3, 203-209. [all data]

Dias, Dias, et al., 1987
Dias, A.R.; Dias, P.B.; Diogo, H.P.; Galvão, A.M.; Minas da Piedade, M.E.; Martinho Simões, J.A., Organometallics, 1987, 6, 1427. [all data]

Diogo, Simoni, et al., 1993
Diogo, H.P.; Simoni, J.A.; Minas da Piedade, M.E.; Dias, A.R.; Martinho Simões, J.A., J. Am. Chem. Soc., 1993, 115, 2764. [all data]

Pickard and Rodgers, 1977
Pickard, J.M.; Rodgers, A.S., The kinetics and thermochemistry of the reaction of 1,1-difluoroethane with iodine. The difluoromethylene-hydrogen bond dissociation energy in 1,1-difluoroethane and the heat of formation of 1,1-difluoroethyl, J. Am. Chem. Soc., 1977, 99, 691-694. [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]

Calhorda, Dias, et al., 1987
Calhorda, M.J.; Dias, A.R.; Minas da Piedade M.E.; Salema, M.S.; Martinho Simões J.A., Organometallics, 1987, 6, 734. [all data]

Calhorda, Carrondo, et al., 1991
Calhorda, M.J.; Carrondo, M.A.A.F.C.T.; Dias, A.R.; Galvão, A.M.; Garcia, M.H.; Martins, A.M.; Minas da Piedade, M.E.; Pinheiro, C.I.; Romão, C.C.; Martinho Simões, J.A.; Veiros, L.F., Organometallics, 1991, 10, 483. [all data]

Do, Klein, et al., 1997
Do, K.; Klein, T.P.; Pommerening, C.A.; Sunderlin, L.S., A New Flowing Afterglow-Guided Ion Beam Tandem Mass Spectrometer. Applications to the Thermochemistry of Polyiodide Ions, J. Am. Soc. Mass Spectrom., 1997, 8, 7, 688, https://doi.org/10.1016/S1044-0305(97)00116-5 . [all data]

Furuyama, Golden, et al., 1970
Furuyama, S.; Golden, D.M.; Benson, S.W., Thermochemistry of cyclopentene and cyclopentadiene from studies of gas-phase equilibria, J. Chem. Thermodyn., 1970, 2, 161-169. [all data]

Solly, Golden, et al., 1970
Solly, R.K.; Golden, D.M.; Benson, S.W., Kinetics and thermochemistry of the gas phase reaction of methyl ethyl ketone with iodine. II. The heat of formation and unimolecular decomposition of 2-iodo-3-butanone, Int. J. Chem. Kinet., 1970, 2, 393-407. [all data]

Sunner and Wulff, 1973
Sunner, S.; Wulff, C.A., Ring strain in diiodocyclobutane, Acta Chem. Scand., 1973, 27, 315-317. [all data]

Benson and Amano, 1962
Benson, S.W.; Amano, A., Thermodynamics of iodine addition to ethylene, propylene, and cyclopropane, J. Chem. Phys., 1962, 36, 3464-3471. [all data]

Cline and Kistiakowsky, 1937
Cline, J.E.; Kistiakowsky, G.B., The gaseous equilibrium of 1,2-diiodobutane, butene-1 and iodine, J. Chem. Phys., 1937, 5, 990. [all data]

Furuyama, Golden, et al., 1968
Furuyama, S.; Golden, D.M.; Benson, S.W., The thermochemistry of the gas-phase equilibria trans-1,2-diiodoethylene = acetylene + I2 and trans-1,2-diiodoethylene = cis-1,2-diiodoethylene, J. Phys. Chem., 1968, 72, 3204-3208. [all data]


Notes

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