Methane, iodo-

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas14.3 ± 1.4kJ/molEqkGolden, Walsh, et al., 1965Reanalyzed by Cox and Pilcher, 1970, Original value = 13.7 ± 0.67 kJ/mol
Δfgas14.6 ± 1.0kJ/molEqkGoy and Pritchard, 1965Reanalyzed by Cox and Pilcher, 1970, Original value = 14.2 ± 1.0 kJ/mol
Δfgas16. ± 1.kJ/molChydCarson, Carter, et al., 1961 

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-13.6 ± 0.5kJ/molCcrCarson, Laye, et al., 1993ALS
Δfliquid-12. ± 1.kJ/molChydCarson, Carter, et al., 1961ALS
Quantity Value Units Method Reference Comment
Δcliquid-808.6 ± 0.3kJ/molCcrCarson, Laye, et al., 1993ALS

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
82.75298.15Carson, Laye, et al., 1993DH
82.0298.15Shehatta, 1993DH
82.76298.2Low and Moelwyn-Hughes, 1962T = 293 to 308 K.; DH
82.68300.Harrison and Moelwyn-Hughes, 1957T = 243 to 303 K.; DH
148.1298.Kurbatov, 1948T = -56 to 35°C. Mean Cp five temperatures.; DH

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Gas phase ion energetics 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 as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
MS - José A. Martinho Simões

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

Iodide + Methane, iodo- = (Iodide • Methane, iodo-)

By formula: I- + CH3I = (I- • CH3I)

Quantity Value Units Method Reference Comment
Δr35.7 ± 0.84kJ/molN/AVan Duzor, Wei, et al., 2010gas phase; B
Δr32.6 ± 0.84kJ/molTDAsHiraoka, Fujita, et al., 1905gas phase; B
Δr35.1 ± 2.1kJ/molN/AArnold, Neumark, et al., 1995gas phase; ZEKE data, shift relative to bare I-; B
Δr34.7 ± 2.1kJ/molPDisCyr, Bishea, et al., 1992gas phase; B
Δr38. ± 8.4kJ/molTDAsDougherty and Roberts, 1974gas phase; B,M
Quantity Value Units Method Reference Comment
Δr68.6J/mol*KHPMSDougherty and Roberts, 1974gas phase; M
Quantity Value Units Method Reference Comment
Δr11.4 ± 0.84kJ/molTDAsHiraoka, Fujita, et al., 1905gas phase; B
Δr17.2 ± 1.3kJ/molTDAsDougherty and Roberts, 1974gas phase; B

C6H7N+ + Methane, iodo- = (C6H7N+ • Methane, iodo-)

By formula: C6H7N+ + CH3I = (C6H7N+ • CH3I)

Quantity Value Units Method Reference Comment
Δr41.kJ/molPHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr75.J/mol*KN/AMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
18.299.PHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M

Chlorine anion + Methane, iodo- = (Chlorine anion • Methane, iodo-)

By formula: Cl- + CH3I = (Cl- • CH3I)

Quantity Value Units Method Reference Comment
Δr41.0 ± 0.84kJ/molTDAsDougherty and Roberts, 1974gas phase; B,M
Quantity Value Units Method Reference Comment
Δr31.J/mol*KHPMSDougherty and Roberts, 1974gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr29. ± 5.4kJ/molTDAsDougherty and Roberts, 1974gas phase; B

Hydrogen iodide + Methane, iodo- = Methane + Iodine

By formula: HI + CH3I = CH4 + I2

Quantity Value Units Method Reference Comment
Δr-52.55 ± 0.54kJ/molEqkGolden, Walsh, et al., 1965gas phase; ALS
Δr-53.0 ± 0.2kJ/molEqkGoy and Pritchard, 1965gas phase; ALS
Δr-46.2 ± 5.6kJ/molCmNichol and Ubbelohde, 1952gas phase; ALS

C12H16Nb (cr) + 2Iodine (cr) = C10H10I2Nb (cr) + 2Methane, iodo- (l)

By formula: C12H16Nb (cr) + 2I2 (cr) = C10H10I2Nb (cr) + 2CH3I (l)

Quantity Value Units Method Reference Comment
Δr-242.3 ± 2.4kJ/molRSCDiogo, Simoni, et al., 1993The difference between the enthalpies of formation of Nb(Cp)2(I)2 and Nb(Cp)2(Me)2 is calculated as -215.1 ± 2.6 kJ/mol; MS

C14H22CoN5O4 (solution) + Iodine (solution) = C13H19CoIN5O4 (solution) + Methane, iodo- (solution)

By formula: C14H22CoN5O4 (solution) + I2 (solution) = C13H19CoIN5O4 (solution) + CH3I (solution)

Quantity Value Units Method Reference Comment
Δr-92.9 ± 2.5kJ/molRSCToscano, Seligson, et al., 1989solvent: Bromoform; The enthalpy of solution of Co(py)(dmg)2(Me)(cr) was measured as 10.9 kJ/mol Toscano, Seligson, et al., 1989; MS

CH3I2- + 2Methane, iodo- = C2H6I3-

By formula: CH3I2- + 2CH3I = C2H6I3-

Quantity Value Units Method Reference Comment
Δr29.3 ± 0.84kJ/molTDAsHiraoka, Fujita, et al., 1905gas phase; B
Quantity Value Units Method Reference Comment
Δr4.35 ± 0.84kJ/molTDAsHiraoka, Fujita, et al., 1905gas phase; B

magnesium (cr) + Methane, iodo- (solution) = CH3IMg (solution)

By formula: Mg (cr) + CH3I (solution) = CH3IMg (solution)

Quantity Value Units Method Reference Comment
Δr-273.6 ± 0.8kJ/molRSCCarson and Skinner, 1950solvent: Diethyl ether; It was assumed that MeI(l) has a negligible solution enthalpy in ether; MS

CH2I- + Hydrogen cation = Methane, iodo-

By formula: CH2I- + H+ = CH3I

Quantity Value Units Method Reference Comment
Δr1616. ± 21.kJ/molG+TSIngemann and Nibbering, 1985gas phase; B
Quantity Value Units Method Reference Comment
Δr1587. ± 20.kJ/molIMRBIngemann and Nibbering, 1985gas phase; B

Mercury, dimethyl- (l) + 2Iodine (cr) = 2Methane, iodo- (l) + Mercury diiodide (cr)

By formula: C2H6Hg (l) + 2I2 (cr) = 2CH3I (l) + HgI2 (cr)

Quantity Value Units Method Reference Comment
Δr-184.5 ± 0.8kJ/molRSCHartley, Pritchard, et al., 1950Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970, 2.; MS

Gallium trimethyl (l) + 3Iodine (cr) = GaI3 (cr) + 3Methane, iodo- (l)

By formula: C3H9Ga (l) + 3I2 (cr) = GaI3 (cr) + 3CH3I (l)

Quantity Value Units Method Reference Comment
Δr-200.0 ± 8.4kJ/molRSCFowell and Mortimer, 1958Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970, 2.; MS

Gallium trimethyl (l) + 2Iodine (cr) = CH3GaI2 (cr) + 2Methane, iodo- (l)

By formula: C3H9Ga (l) + 2I2 (cr) = CH3GaI2 (cr) + 2CH3I (l)

Quantity Value Units Method Reference Comment
Δr-158.6 ± 4.2kJ/molRSCFowell and Mortimer, 1958Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970, 2.; MS

C16H34P2Ru (solution) + Methane, iodo- (solution) = C16H33IP2Ru (solution) + Methane (solution)

By formula: C16H34P2Ru (solution) + CH3I (solution) = C16H33IP2Ru (solution) + CH4 (solution)

Quantity Value Units Method Reference Comment
Δr-188.3 ± 2.9kJ/molRSCLuo, Li, et al., 1995solvent: Tetrahydrofuran; MS

C22H36Zr (solution) + 2Iodine (solution) = C20H30I2Zr (solution) + 2Methane, iodo- (solution)

By formula: C22H36Zr (solution) + 2I2 (solution) = C20H30I2Zr (solution) + 2CH3I (solution)

Quantity Value Units Method Reference Comment
Δr-292.9 ± 2.5kJ/molRSCSchock and Marks, 1988solvent: Toluene; MS

C8H5MoNaO3 (solution) + Methane, iodo- (l) = C9H8MoO3 (solution) + Sodium iodide (cr)

By formula: C8H5MoNaO3 (solution) + CH3I (l) = C9H8MoO3 (solution) + INa (cr)

Quantity Value Units Method Reference Comment
Δr-32.2 ± 1.3kJ/molRSCNolan, López de la Vega, et al., 1986solvent: Tetrahydrofuran; MS

C12H16Zr (solution) + 2Iodine (solution) = C10H10I2Zr (solution) + 2Methane, iodo- (solution)

By formula: C12H16Zr (solution) + 2I2 (solution) = C10H10I2Zr (solution) + 2CH3I (solution)

Quantity Value Units Method Reference Comment
Δr-291.2 ± 2.5kJ/molRSCSchock and Marks, 1988solvent: Toluene; MS

C22H36Hf (solution) + 2Iodine (solution) = C20H30HfI2 (solution) + 2Methane, iodo- (solution)

By formula: C22H36Hf (solution) + 2I2 (solution) = C20H30HfI2 (solution) + 2CH3I (solution)

Quantity Value Units Method Reference Comment
Δr-265.3 ± 3.3kJ/molRSCSchock and Marks, 1988solvent: Toluene; MS

Hydrogen + 2Methane, iodo- = 2Methane + Iodine

By formula: H2 + 2CH3I = 2CH4 + I2

Quantity Value Units Method Reference Comment
Δr-126. ± 3.kJ/molChydCarson, Carter, et al., 1961liquid phase; solvent: Ether; ALS

Methane + Methane, diiodo- = 2Methane, iodo-

By formula: CH4 + CH2I2 = 2CH3I

Quantity Value Units Method Reference Comment
Δr-20. ± 4.2kJ/molEqkFuruyama, Golden, et al., 1968gas phase; ALS

Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References, Notes

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

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Quantity Value Units Method Reference Comment
IE (evaluated)9.54 ± 0.02eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)691.7kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity665.5kJ/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Method Reference Comment
0.110 ± 0.020LPESKim, Kelley, et al., 1999B
0.30 ± 0.20NBIEMoutinho, Aten, et al., 1974Stated electron affinity is the Vertical Detachment Energy; B

Ionization energy determinations

IE (eV) Method Reference Comment
9.54 ± 0.05EIHolmes and Lossing, 1991LL
9.54PECarlson, Gerard, et al., 1988LL
10.86SBaig, Connerade, et al., 1982LBLHLM
9.54PEKimura, Katsumata, et al., 1981LLK
9.538EQLias and Ausloos, 1978LLK
9.54PIPECOMintz and Baer, 1976LLK
9.53 ± 0.01PITsai, Baer, et al., 1975LLK
9.538SHochmann, Templet, et al., 1975LLK
9.54PEBoschi and Salahub, 1974LLK
9.48 ± 0.03EIJohnstone and Mellon, 1972LLK
9.538SBoschi and Salahub, 1972LLK
9.52PEBrogli and Heilbronner, 1971LLK
10.14PEBrogli and Heilbronner, 1971LLK
9.50PERagle, Stenhouse, et al., 1970RDSH
9.54PEPotts, Lempka, et al., 1970RDSH
9.534 ± 0.005TEBaer, Peatman, et al., 1969RDSH
9.538 ± 0.003SPrice, 1936RDSH
9.53PEUtsunomiya, Kobayashi, et al., 1980Vertical value; LLK
9.9PEDromey and Peel, 1974Vertical value; LLK
9.51PEUehara, Saito, et al., 1973Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CH+21.2 ± 0.2?EIReed and Snedden, 1956RDSH
CH2+14.6 ± 0.2HIEITsuda and Hamill, 1964RDSH
CH2I+12.78HEIHolmes, Lossing, et al., 1988LL
CH2I+12.08 ± 0.09HEIMartin, Lampe, et al., 1966RDSH
CH3+12.18IPITraeger and McLoughlin, 1981LLK
CH3+12.24 ± 0.01IPIPECOMintz and Baer, 1976LLK
CH3+12.25 ± 0.03IPITsai, Baer, et al., 1975LLK
CH3+12.07 ± 0.07IEIJohnstone and Mellon, 1972LLK
CH3+12.260 ± 0.013IPINicholson, 1970RDSH
CH3+12.22IEILossing and Semeluk, 1970RDSH
I+12.9 ± 0.05CH3EITsuda, Melton, et al., 1964RDSH

De-protonation reactions

CH2I- + Hydrogen cation = Methane, iodo-

By formula: CH2I- + H+ = CH3I

Quantity Value Units Method Reference Comment
Δr1616. ± 21.kJ/molG+TSIngemann and Nibbering, 1985gas phase; B
Quantity Value Units Method Reference Comment
Δr1587. ± 20.kJ/molIMRBIngemann and Nibbering, 1985gas phase; B

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

Golden, Walsh, et al., 1965
Golden, D.M.; Walsh, R.; Benson, S.W., The thermochemistry of the gas phase equilibrium I2 + CH4 «=» CH3I + HI and the heat of formation of the methyl radical, J. Am. Chem. Soc., 1965, 87, 4053-4057. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Goy and Pritchard, 1965
Goy, C.A.; Pritchard, H.O., Kinetics and thermodynamics of the reaction between iodine and methane and the heat of formation of methyl iodide, J. Phys. Chem., 1965, 69, 3040-3041. [all data]

Carson, Carter, et al., 1961
Carson, A.S.; Carter, W.; Pedley, J.B., The thermochemistry of reductions caused by lithium aluminium hydride I. The C-I bond dissociation energy in CH3I, Proc. Roy. Soc. London A, 1961, 260, 550-557. [all data]

Carson, Laye, et al., 1993
Carson, A.S.; Laye, P.G.; Pedley, J.B.; Welsby, A.M., The enthalpies of formation iodomethane, diiodomethane, triiodomethane, and tetraiodomethane by rotating combustion calorimetry, J. Chem. Thermodyn., 1993, 25, 261-269. [all data]

Shehatta, 1993
Shehatta, I., Heat capacity at constant pressure of some halogen compounds, Thermochim. Acta, 1993, 213, 1-10. [all data]

Low and Moelwyn-Hughes, 1962
Low, D.I.R.; Moelwyn-Hughes, E.A., The heat capacities of acetone, methyl iodide and mixtures thereof in the liquid state, Proc. Roy. Soc. (London), 1962, A267, 384-394. [all data]

Harrison and Moelwyn-Hughes, 1957
Harrison, D.; Moelwyn-Hughes, E.A., The heat capacities of certain liquids, Proc. Roy. Soc. (London), 1957, A239, 230-246. [all data]

Kurbatov, 1948
Kurbatov, V.Ya., Heat capacity of liquids. 2. Heat capacity and the temperature dependence of heat capacity from halogen derivatives of acylic hydrocarbons, Zh. Obshch. Kim., 1948, 18, 372-389. [all data]

Van Duzor, Wei, et al., 2010
Van Duzor, M.; Wei, J.; Mbaiwa, F.; Mabbs, R., I-center dot CH3X (X=Cl, Br, I) photodetachment: The effect of electron-molecule interactions in cluster anion photodetachment spectra and angular distributions, J. Chem. Phys., 2010, 133, 14, 144303, https://doi.org/10.1063/1.3487739 . [all data]

Hiraoka, Fujita, et al., 1905
Hiraoka, K.; Fujita, K.; Ishida, M.; Ichikawa, T.; Okada, H.; Hiizumi, K.; Wada, A.; Takao, K.; Yamabe, S.; Tsuchida, N., Gas-phase Ion/Molecule Reactions in C5F8, J. Phys. Chem. A (2005), 1905, 109, 6, 1049-1056., https://doi.org/10.1021/jp040251k . [all data]

Arnold, Neumark, et al., 1995
Arnold, C.C.; Neumark, D.M.; Cyr, D.M.; Johnson, M.A., Negative ion zero electron kinetic energy spectroscopy of I-center dot CH3I, J. Phys. Chem., 1995, 99, 6, 1633, https://doi.org/10.1021/j100006a002 . [all data]

Cyr, Bishea, et al., 1992
Cyr, D.M.; Bishea, G.A.; Scarton, M.G.; Johnson, M.A., Observation of Charge-Transfer Excited States in the I-.CH3I, I-.CH3Br, and I-.CH2Br2 S(N)2 Reaction Intermediates Using Photofragmentation, J. Chem. Phys., 1992, 97, 8, 5911, https://doi.org/10.1063/1.463752 . [all data]

Dougherty and Roberts, 1974
Dougherty, R.C.; Roberts, J.D., SN2 reactions in the gas phase. Nucleophilicity effects, Org. Mass Spectrom., 1974, 8, 81. [all data]

Meot-Ner (Mautner) and El-Shall, 1986
Meot-Ner (Mautner), M.; El-Shall, M.S., Ionic Charge Transfer Complexes. 1. Cationic Complexes with Delocalized and Partially Localized pi Systems, J. Am. Chem. Soc., 1986, 108, 15, 4386, https://doi.org/10.1021/ja00275a026 . [all data]

Nichol and Ubbelohde, 1952
Nichol, R.J.; Ubbelohde, A.R., A thermochemical evaluation of bond strengths in some carbon compounds. part II. Bond strengths based on the reaction CH3I + HI = CH4 + I2, J. Am. Chem. Soc., 1952, 415-421. [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]

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]

Carson and Skinner, 1950
Carson, A.S.; Skinner, H.A., Nature, 1950, 165, 484. [all data]

Ingemann and Nibbering, 1985
Ingemann, S.; Nibbering, N.M.M., Gas-phase acidity of CH3X [X = P(CH3)2, SCH3, F, Cl, Br, I] compounds, J. Chem. Soc. Perkin Trans. 2, 1985, 837. [all data]

Hartley, Pritchard, et al., 1950
Hartley, K.; Pritchard, H.O.; Skinner, H.A., Thermochemistry of metallic alkyls. III.?mercury dimethyl and mercury methyl halides, Trans. Faraday Soc., 1950, 46, 1019, https://doi.org/10.1039/tf9504601019 . [all data]

Pedley and Rylance, 1977
Pedley, J.B.; Rylance, J., Computer Analysed Thermochemical Data: Organic and Organometallic Compounds, University of Sussex, Brigton, 1977. [all data]

Cox and Pilcher, 1970, 2
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds in Academic Press, New York, 1970. [all data]

Fowell and Mortimer, 1958
Fowell, P.A.; Mortimer, C.T., J. Chem. Soc., 1958, 3734.. [all data]

Luo, Li, et al., 1995
Luo, L.; Li, C.; Cucullu, M.E.; Nolan, S.P., Organometallics, 1995, 14, 1333. [all data]

Schock and Marks, 1988
Schock, L.E.; Marks, T.J., J. Am. Chem. Soc., 1988, 110, 7701. [all data]

Nolan, López de la Vega, et al., 1986
Nolan, S.P.; López de la Vega, R.; Hoff, C.D., J. Organometal. Chem., 1986, 315, 187. [all data]

Furuyama, Golden, et al., 1968
Furuyama, S.; Golden, D.M.; Benson, S.W., The thermochemistry of the gas-phase equilibrium 2CH3I = CH4 + CH2i2. The heat of formation of CH2I2, J. Phys. Chem., 1968, 72, 4713-4715. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Kim, Kelley, et al., 1999
Kim, J.; Kelley, J.A.; Ayotte, P.; Nielsen, S.B.; Weddle, G.H.; Johnson, M.A., Preparation and photoelectron spectrum of the CH3I- anion: Rare gas cluster mediated synthesis of an ion-radical complex, J. Am. Soc. Mass Spectrom., 1999, 10, 9, 810-814, https://doi.org/10.1016/S1044-0305(99)00057-4 . [all data]

Moutinho, Aten, et al., 1974
Moutinho, A.M.C.; Aten, J.A.; Los, J., Chemi-ionization in alkali-methylhalogen collisions, Chem. Phys., 1974, 5, 84. [all data]

Holmes and Lossing, 1991
Holmes, J.L.; Lossing, F.P., Ionization energies of homologous organic compounds and correlation with molecular size, Org. Mass Spectrom., 1991, 26, 537. [all data]

Carlson, Gerard, et al., 1988
Carlson, T.A.; Gerard, P.; Pullen, B.P.; Grimm, F.A., Autoionization from the ione-pair orbitals of molecules containing iodine, J. Chem. Phys., 1988, 89, 1464. [all data]

Baig, Connerade, et al., 1982
Baig, M.A.; Connerade, J.P.; Hormes, J., Autoionisation resonances in the 4p(Π) spectrum of methyl bromide, J. Phys. B:, 1982, 15, 5. [all data]

Kimura, Katsumata, et al., 1981
Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S., Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]

Lias and Ausloos, 1978
Lias, S.G.; Ausloos, P.J., eIonization energies of organic compounds by equilibrium measurements, J. Am. Chem. Soc., 1978, 100, 6027. [all data]

Mintz and Baer, 1976
Mintz, D.M.; Baer, T., Kinetic energy release distributions for the dissociation of internal energy selected CH3I+ and CD3I+ ions, J. Chem. Phys., 1976, 65, 2407. [all data]

Tsai, Baer, et al., 1975
Tsai, B.P.; Baer, T.; Werner, A.S.; Lin, S.F., A photoelectron-photoion coincidence study of the ionization and fragment appearance potentials of bromo- and iodomethanes, J. Phys. Chem., 1975, 79, 570. [all data]

Hochmann, Templet, et al., 1975
Hochmann, P.; Templet, P.H.; Wang, H.-t.; McGlynn, S.P., Molecular Rydberg transitions. I. Low-energy Rydberg transitions in methyl halides, J. Chem. Phys., 1975, 62, 2588. [all data]

Boschi and Salahub, 1974
Boschi, R.A.A.; Salahub, D.R., The high resolution photoelectron spectra of some iodoalkanes, iodocycloalkanes, iodoalkenes, and fluoroiodohydrocarbons, Can. J. Chem., 1974, 52, 1217. [all data]

Johnstone and Mellon, 1972
Johnstone, R.A.W.; Mellon, F.A., Electron-impact ionization and appearance potentials, J. Chem. Soc. Faraday Trans. 2, 1972, 68, 1209. [all data]

Boschi and Salahub, 1972
Boschi, R.A.; Salahub, D.R., The far ultra-violet spectra of some 1-iodoalkanes, Mol. Phys., 1972, 24, 289. [all data]

Brogli and Heilbronner, 1971
Brogli, F.; Heilbronner, E., The competition between spin orbit coupling and conjugation in alkyl halides and its repercussion on their photoelectron spectra, Helv. Chim. Acta, 1971, 54, 1423. [all data]

Ragle, Stenhouse, et al., 1970
Ragle, J.L.; Stenhouse, I.A.; Frost, D.C.; McDowell, C.A., Valence-shell ionization potentials of halomethanes by photoelectron spectroscopy. I. CH3Cl, CH3Br, CH3I. Vibrational frequencies and vibronic interaction in CH3Br+ and CH3Cl+, J. Chem. Phys., 1970, 53, 178. [all data]

Potts, Lempka, et al., 1970
Potts, A.W.; Lempka, H.J.; Streets, D.G.; Price, W.C., Photoelectron spectra of the halides of elements in groups III, IV, V and VI, Phil. Trans. Roy. Soc. (London), 1970, A268, 59. [all data]

Baer, Peatman, et al., 1969
Baer, T.; Peatman, W.B.; Schlag, E.W., Photoionization resonance studies with a steradiancy analyzer. II.The photoionization of CH3I, Chem. Phys. Lett., 1969, 4, 243. [all data]

Price, 1936
Price, W.C., The far ultraviolet absorption spectra and ionization potentials of the alkyl halides. Part I, J. Chem. Phys., 1936, 4, 539. [all data]

Utsunomiya, Kobayashi, et al., 1980
Utsunomiya, C.; Kobayashi, T.; Nagakura, S., Photoelectron angular distribution measurements for some aliphatic alcohols, amines, halides, Bull. Chem. Soc. Jpn., 1980, 53, 1216. [all data]

Dromey and Peel, 1974
Dromey, R.G.; Peel, J.B., Photoelectron spectroscopic correlation of the molecular orbitals of the alkanes and alkyl iodides, J. Mol. Struct., 1974, 23, 53. [all data]

Uehara, Saito, et al., 1973
Uehara, Y.; Saito, N.; Yonezawa, T., Ionization potentials of trifluoromethyl and methyl halides by photoelectron spectroscopy and calculations by extended Hucket and CNDO/2 methods, Chem. Lett., 1973, 495. [all data]

Reed and Snedden, 1956
Reed, R.I.; Snedden, W., Studies in electron impact methods. Part 6.-The formation of the methine and carbon ions, J. Chem. Soc. Faraday Trans., 1956, 55, 876. [all data]

Tsuda and Hamill, 1964
Tsuda, S.; Hamill, W.H., Structure in ionization efficiency curves near threshold from alkanes and alkyl halides, J. Chem. Phys., 1964, 41, 2713. [all data]

Holmes, Lossing, et al., 1988
Holmes, J.L.; Lossing, F.P.; McFarlane, R.A., Stabilization energy and positional effects in halogen-substituted alkyl ions., Int. J. Mass Spectrom. Ion Phys., 1988, 86, 209. [all data]

Martin, Lampe, et al., 1966
Martin, R.H.; Lampe, F.W.; Taft, R.W., An electron-impact study of ionization and dissociation in methoxy- and halogen- substituted methanes, J. Am. Chem. Soc., 1966, 88, 1353. [all data]

Traeger and McLoughlin, 1981
Traeger, J.C.; McLoughlin, R.G., Absolute heats of formation for gas phase cations, J. Am. Chem. Soc., 1981, 103, 3647. [all data]

Nicholson, 1970
Nicholson, A.J.C., Determination of bond dissociation energies from photoionization efficiency curves in Recent Developments in Mass Spectrometroscopy, ed. K Ogata and T. Hayakawa, Univ. Park Press, Baltimore, MD, 1970, 745. [all data]

Lossing and Semeluk, 1970
Lossing, F.P.; Semeluk, G.P., Free radicals by mass spectrometry. XLII.Ionization potentials and ionic heats of formation for C1-C4 alkyl radicals, Can. J. Chem., 1970, 48, 955. [all data]

Tsuda, Melton, et al., 1964
Tsuda, S.; Melton, C.E.; Hamill, W.H., Ionization- efficiency curves for molecular and fragment ions from methane and the methyl halides, J. Chem. Phys., 1964, 41, 689. [all data]


Notes

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