Acetonitrile

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Condensed phase thermochemistry data

Go To: Top, Phase change data, Gas phase ion energetics data, 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:
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
Δfliquid40.56 ± 0.40kJ/molCcrAn and Mansson, 1983ALS
Δfliquid31.4kJ/molCcrHall and Baldt, 1971ALS
Quantity Value Units Method Reference Comment
Δcliquid-1256.33 ± 0.30kJ/molCcrAn and Mansson, 1983ALS
Δcliquid-1247.2 ± 7.2kJ/molCcrHall and Baldt, 1971ALS
Δcliquid-1270.kJ/molCcbLemoult and Jungfleisch, 1909ALS
Quantity Value Units Method Reference Comment
liquid149.62J/mol*KN/APutnam, McEachern, et al., 1965DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
91.69298.15Kolker, Kulikov, et al., 1992T = 283 to 323 K.; DH
77.4298.15Mirzaliev, Shakhuradov, et al., 1987T = 253 to 353 K. Unsmoothed experimental datum given as 1.863 kJ/kg*K at 293 K. Cp(liq) = 1.2838 + 0.0004369T/K + 5.3125x10-6T2/K2 kJ/kg*K (253 to 353 K).; DH
81.8303.15Guseinov and Mirzaliev, 1984T = 303 to 343 K. p = 0.1 MPa. Unsmoothed experimental datum given as 1.9930 kJ/kg*K.; DH
91.7298.15de Visser and Somsen, 1979DH
91.7298.15de Visser and Somsen, 1979DH
91.7298.15De Visser, Heuvelsland, et al., 1978DH
82.5297.Hall and Baldt, 1971DH
91.46298.15Putnam, McEachern, et al., 1965T = 20 to 300 K.; DH

Phase change data

Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
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
Tboil354.8 ± 0.4KAVGN/AAverage of 46 out of 51 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus228. ± 1.KAVGN/AAverage of 14 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple229.32KN/APutnam, McEachern, et al., 1965, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Tc545. ± 2.KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Pc48.7 ± 0.9barAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Δvap33.4kJ/molN/AMajer and Svoboda, 1985 
Δvap33.kJ/molEBAntosik, Galka, et al., 2004Based on data from 302. to 353. K.; AC
Δvap33.45 ± 0.21kJ/molEAn and Mansson, 1983ALS
Δvap33.kJ/molN/AAn and Mansson, 1983AC
Δvap32.94 ± 0.06kJ/molVHoward and Wadso, 1970ALS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
33.225298.15N/APutnam, McEachern, et al., 1965P = 11.83 kPA; DH
29.75354.7N/AMajer and Svoboda, 1985 
33.3329.A,EBStephenson and Malanowski, 1987Based on data from 314. to 355. K. See also Meyer, Renner, et al., 1971.; AC
33.8303.N/ADojcansky and Heinrich, 1974Based on data from 288. to 362. K.; AC
34.8315.BGBaldt and Hall, 1971Based on data from 299. to 343. K.; AC
34.58.24VHall and Baldt, 1971ALS
34.2288.N/AKushchenko and Mishchenko, 1968Based on data from 273. to 323. K.; AC
33.9290.N/APutnam, McEachern, et al., 1965, 3Based on data from 280. to 300. K.; AC

Entropy of vaporization

ΔvapS (J/mol*K) Temperature (K) Reference Comment
111.44298.15Putnam, McEachern, et al., 1965P; DH

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
288.3 to 362.34.278731355.374-37.853Dojcansky and Heinrich, 1974, 2Coefficents calculated by NIST from author's data.
280.41 to 300.535.932962345.82943.815Putnam, McEachern, et al., 1965Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
8.17229.3Domalski and Hearing, 1996AC

Enthalpy of phase transition

ΔHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.8979216.9crystaline, IIcrystaline, IPutnam, McEachern, et al., 1965DH
8.167229.32crystaline, IliquidPutnam, McEachern, et al., 1965DH
0.800218.0crystaline, IIcrystaline, IMartin, 1982DH
6.670228.7crystaline, IliquidMartin, 1982DH

Entropy of phase transition

ΔStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
4.14216.9crystaline, IIcrystaline, IPutnam, McEachern, et al., 1965DH
35.61229.32crystaline, IliquidPutnam, McEachern, et al., 1965DH
3.67218.0crystaline, IIcrystaline, IMartin, 1982DH
29.2228.7crystaline, IliquidMartin, 1982DH

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

Go To: Top, Condensed phase thermochemistry data, Phase change data, 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 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
MM - Michael M. Meot-Ner (Mautner)
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

View reactions leading to C2H3N+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)12.20 ± 0.01eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)779.2kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity748.kJ/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Method Reference Comment
0.01101EFDSuess, Liu, et al., 2003B
0.0030 ± 0.0072LPESBailey, Dessent, et al., 1996B
0.01149EFDDesfrancois, Abdoul-Carime, et al., 1994EA: 11.5 meV. Dipole-bound state.; B

Proton affinity at 298K

Proton affinity (kJ/mol) Reference Comment
787.4 ± 5.9Williams, Denault, et al., 2001T = T(eff) = 498-797 KK; propionitrile, butyronitrile, valeronitrile reference compounds; MM

Ionization energy determinations

IE (eV) Method Reference Comment
12.201 ± 0.002PEGochel-Dupuis, Delwiche, et al., 1992LL
12.38 ± 0.04EIHarland and McIntosh, 1985LBLHLM
12.3 ± 0.25EIChess, Lapp, et al., 1982LBLHLM
12.33 ± 0.08EIAllam, Migahed, et al., 1982LBLHLM
12.194 ± 0.005PIRider, Ray, et al., 1981LLK
12.21PEKimura, Katsumata, et al., 1981LLK
12.20 ± 0.01PEStaley, Kleckner, et al., 1976LLK
13.14PELake and Thompson, 1970RDSH
15.11PELake and Thompson, 1970RDSH
12.12PEFrost, Herring, et al., 1970RDSH
13.11PEFrost, Herring, et al., 1970RDSH
15.12PEFrost, Herring, et al., 1970RDSH
16.98PEFrost, Herring, et al., 1970RDSH
12.19 ± 0.01PIDibeler and Liston, 1968RDSH
12.23 ± 0.05EIFranklin, Wada, et al., 1966RDSH
12.205 ± 0.004PINicholson, 1965RDSH
12.22 ± 0.01PIWatanabe, Nakayama, et al., 1962RDSH
12.46PEAsbrink, Von Niessen, et al., 1980Vertical value; LLK
12.20PELake and Thompson, 1970Vertical value; RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C+27.0 ± 0.3?EIReed and Snedden, 1956RDSH
CH+22.4 ± 0.2?EIReed and Snedden, 1956RDSH
CH2+15.7HCNEIHaney and Franklin, 1968RDSH
CH2+14.94 ± 0.02HCNPIDibeler and Liston, 1968RDSH
C2HN+15.90 ± 0.08?EIHarland and McIntosh, 1985LBLHLM
C2HN+15.1 ± 0.1H2PIDibeler and Liston, 1968RDSH
C2H2N+13.94 ± 0.02HN/AHolmes, Lossing, et al., 1993LL
C2H2N+14.38 ± 0.04HEIHarland and McIntosh, 1985LBLHLM
C2H2N+14.75 ± 0.08HEIAllam, Migahed, et al., 1982LBLHLM
C2H2N+14.01 ± 0.02HPIDibeler and Liston, 1968RDSH
C2H2N+13.54 ± 0.08HEIFranklin, Wada, et al., 1966RDSH
C2H2N+14.28 ± 0.05HEIPottie and Lossing, 1961RDSH
C2N+20.00 ± 0.08?EIHarland and McIntosh, 1985LBLHLM

De-protonation reactions

C2H2N- + Hydrogen cation = Acetonitrile

By formula: C2H2N- + H+ = C2H3N

Quantity Value Units Method Reference Comment
Δr1560. ± 8.8kJ/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr1544. ± 19.kJ/molCIDTGraul and Squires, 1990gas phase; B
Δr1562. ± 11.kJ/molG+TSCumming and Kebarle, 1978gas phase; B
Δr1568. ± 8.4kJ/molD-EAZimmerman and Brauman, 1977gas phase; B
Δr1534. ± 19.kJ/molEIAEHeni and Illenberger, 1986gas phase; From MeCN; B
Quantity Value Units Method Reference Comment
Δr1528. ± 8.4kJ/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr1530. ± 8.4kJ/molIMRECumming and Kebarle, 1978gas phase; B
Δr1536. ± 8.8kJ/molH-TSZimmerman and Brauman, 1977gas phase; B

Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change 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: NIST Mass Spectrometry Data Center, William E. Wallace, director

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 Japan AIST/NIMC Database- Spectrum MS-NW-4393
NIST MS number 228221

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References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics 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.

An and Mansson, 1983
An, X.; Mansson, M., Enthalpies of combustion and formation of acetontrile, J. Chem. Thermodyn., 1983, 15, 287-293. [all data]

Hall and Baldt, 1971
Hall, H.K., Jr.; Baldt, J.H., Thermochemistry of strained-ring bridgehead nitriles and esters, J. Am. Chem. Soc., 1971, 93, 140-145. [all data]

Lemoult and Jungfleisch, 1909
Lemoult, M.P.; Jungfleisch, M.E., Thermochimie. - Comparaisons entre les nitriles et les carbylamines, Compt. Rend., 1909, 148, 1602-1604. [all data]

Putnam, McEachern, et al., 1965
Putnam, W.E.; McEachern, D.M., Jr.; Kilpatrick, J.E., Entropy and related thermodynamic properties of acetonitrile (methyl cyanide), J. Chem. Phys., 1965, 42, 749-755. [all data]

Kolker, Kulikov, et al., 1992
Kolker, A.M.; Kulikov, M.V.; Krestov, Al.G., Volumes and heat capacities of binary non-aqueous mixtures. Part 2. The systems acetonitrile-N,N-dimethylformamide and acetonitrile-hexamethylphosphoric triamide, Thermochim. Acta, 1992, 211, 73-84. [all data]

Mirzaliev, Shakhuradov, et al., 1987
Mirzaliev, A.A.; Shakhuradov, Sh.G.; Guseinov, S.O., Investigation of the isobaric heat capacity of nitriles at different temperatures, Izv. Vyssh. Ucheb. Zaved., Neft i Gaz, 1987, 30(4), 55-58. [all data]

Guseinov and Mirzaliev, 1984
Guseinov, S.O.; Mirzaliev, A.A., Some results of various measurements of the isobaric heat capacity by the montonic heating, Izv. Vyshch. Ucheb. Zaved., Neft i Gaz, 1984, (5), 42-45. [all data]

de Visser and Somsen, 1979
de Visser, C.; Somsen, G., Thermochemical behavior of mixtures of N,N-dimethylformamide with dimethylsulfoxide, acetonitrile, and N-methylformamide: volumes and heat capacities, J. Solution Chem., 1979, 8, 593-600. [all data]

De Visser, Heuvelsland, et al., 1978
De Visser, C.; Heuvelsland, W.J.M.; Dunn, L.A.; Somsen, G., Some properties of binary aqueous liquid mixtures, J. Chem. Soc., Faraday Trans.1, 1978, 74, 1159-1169. [all data]

Putnam, McEachern, et al., 1965, 2
Putnam, W.E.; McEachern, D.M.; Kilpatrick, J.E., Entropy and related thermodynamic properties of acetonitrile (methyl cyanide), J. Chem. Phys., 1965, 42, 749-55. [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Antosik, Galka, et al., 2004
Antosik, Maria; Galka, Maria; Malanowski, Stanislaw K., Vapor-Liquid Equilibrium for Acetonitrile + Propanenitrile and 1-Pentanamine + 1-Methoxy-2-propanol «8224», J. Chem. Eng. Data, 2004, 49, 1, 11-17, https://doi.org/10.1021/je025660t . [all data]

Howard and Wadso, 1970
Howard, P.B.; Wadso, I., Enthalpies of vaporization of organic compounds IV. Alkyl Nitriles, Acta Chem. Scand., 1970, 24, 145. [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]

Meyer, Renner, et al., 1971
Meyer, Edwin F.; Renner, Terrence A.; Stec, Kenneth S., Cohesive energies in polar organic liquids. II. n-Alkane nitriles and the 1-chloro alkanes, J. Phys. Chem., 1971, 75, 5, 642-648, https://doi.org/10.1021/j100675a008 . [all data]

Dojcansky and Heinrich, 1974
Dojcansky, J.; Heinrich, J., Chem. Zvesti, 1974, 28, 157. [all data]

Baldt and Hall, 1971
Baldt, J.H.; Hall, H.K.K., Jr., Thermochemistry of strained-ring bridgehead nitriles and esters, J. Am. Chem. Soc., 1971, 93, 140-145. [all data]

Kushchenko and Mishchenko, 1968
Kushchenko, V.V.; Mishchenko, K.P., Zh. Prikl. Khim., 1968, 41, 3, 646. [all data]

Putnam, McEachern, et al., 1965, 3
Putnam, William E.; McEachern, Douglas Marvin; Kilpatrick, John E., Entropy and Related Thermodynamic Properties of Acetonitrile (Methyl Cyanide), J. Chem. Phys., 1965, 42, 2, 749, https://doi.org/10.1063/1.1696002 . [all data]

Dojcansky and Heinrich, 1974, 2
Dojcansky, J.; Heinrich, J., Saturated Vapour Pressure of Acetonitrile, Chem. Zvesti, 1974, 28, 2, 157-159. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Martin, 1982
Martin, C.A., Specific heat anomalies in some organic compounds, Therm. Anal., Proc. Int. Conf., 7th, 1982, 2, 829-835. [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]

Suess, Liu, et al., 2003
Suess, L.; Liu, Y.; Parthasarathy, R.; Dunning, F.B., Dipole-bound negative ions: Collisional destruction and blackbody-radiation-induced photodetachment, J. Chem. Phys., 2003, 119, 24, 12890-12894, https://doi.org/10.1063/1.1628215 . [all data]

Bailey, Dessent, et al., 1996
Bailey, C.G.; Dessent, C.E.H.; Johnson, M.A.; Bowen, K.A., Jr., Vibronic Effects in the Photon Energy Dependent Photoelectron Spectra of the CH3CN- Dipole-bound Anion, J. Chem. Phys., 1996, 104, 18, 6976, https://doi.org/10.1063/1.471415 . [all data]

Desfrancois, Abdoul-Carime, et al., 1994
Desfrancois, C.; Abdoul-Carime, H.; Khelifa, N.; Schermann, J.P., Fork 1/r to 1/r2 Potentials: Electron Exchange between Rydberg Atoms and Polar Molecules, Phys. Rev. Lett., 1994, 73, 18, 2436, https://doi.org/10.1103/PhysRevLett.73.2436 . [all data]

Williams, Denault, et al., 2001
Williams, T.I.; Denault, J.W.; Cooks, R.G., Proton Affinity of Deuterated Acetonitrile Estimated by the Kinetic Method with Full Entropy Analysis, Int. J. Mass Spectrom., 2001, 210/211, 133. [all data]

Gochel-Dupuis, Delwiche, et al., 1992
Gochel-Dupuis, M.; Delwiche, J.; Hubin-Franskin, M.-J.; Collin, J.E., High-resolution HeI photoelectron spectrum of acetonitrile, Chem. Phys. Lett., 1992, 193, 41. [all data]

Harland and McIntosh, 1985
Harland, P.W.; McIntosh, B.J., Enthalpies of formation for the isomeric ions HxCCN+ and HxCNC+ (x = 0-3) by monochromatic electron impact on C2N2, CH3CN and CH3NC., Int. J. Mass Spectrom. Ion Processes, 1985, 67, 29. [all data]

Chess, Lapp, et al., 1982
Chess, E.K.; Lapp, R.L.; Gross, M.L., The question of tautomerism of alkylnitrile and isonitrile radical cations, Org. Mass Spectrom., 1982, 17, 475. [all data]

Allam, Migahed, et al., 1982
Allam, S.H.; Migahed, M.D.; El-Khodary, A., Electron impact ionization and dissociation of deuterated and non-deuterated methanol, methyl cyanide, nitromethane and nitrobenzene, Egypt. J. Phys., 1982, 13, 167. [all data]

Rider, Ray, et al., 1981
Rider, D.M.; Ray, G.W.; Darland, E.J.; Leroi, G.E., A photoionization mass spectrometric investigation of CH3CN and CD3CN, J. Chem. Phys., 1981, 74, 1652. [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]

Staley, Kleckner, et al., 1976
Staley, R.H.; Kleckner, J.E.; Beauchamp, J.L., Relationship between orbital ionization energies and molecular properties. Proton affinities and photoelectron spectra of nitriles, J. Am. Chem. Soc., 1976, 98, 2081. [all data]

Lake and Thompson, 1970
Lake, R.F.; Thompson, H., The photoelectron spectra of some molecules containing the C N group, Proc. Roy. Soc. (London), 1970, A317, 187. [all data]

Frost, Herring, et al., 1970
Frost, D.C.; Herring, F.G.; McDowell, C.A.; Stenhouse, I.A., The ionization potentials of methyl cyanide and methyl acetylene by photoelectron spectroscopy and semi-rigorous LCAO SCF calculations, Chem. Phys. Lett., 1970, 4, 533. [all data]

Dibeler and Liston, 1968
Dibeler, V.H.; Liston, S.K., Mass-spectrometric study of photoionization. IX. Hydrogen cyanide and acetonitrile, J. Chem. Phys., 1968, 48, 4765. [all data]

Franklin, Wada, et al., 1966
Franklin, J.L.; Wada, Y.; Natalis, P.; Hierl, P.M., Ion-molecule reactions in acetonitrile and propionitrile, J. Phys. Chem., 1966, 70, 2353. [all data]

Nicholson, 1965
Nicholson, A.J.C., Photoionization-efficiency curves. II. False and genuine structure, J. Chem. Phys., 1965, 43, 1171. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Asbrink, Von Niessen, et al., 1980
Asbrink, L.; Von Niessen, W.; Bieri, G., 30.4-nm He(II) photoelectron spectra of organic molecules, J. Electron Spectrosc. Relat. Phenom., 1980, 21, 93. [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]

Haney and Franklin, 1968
Haney, M.A.; Franklin, J.L., Correlation of excess energies of electron-impact dissociations with the translational energies of the products, J.Chem. Phys., 1968, 48, 4093. [all data]

Holmes, Lossing, et al., 1993
Holmes, J.L.; Lossing, F.P.; Mayer, P.M., The effects of methyl substitution on the structure and thermochemistry of the cyanomethyl radical and cation, Chem. Phys. Lett., 1993, 212, 134. [all data]

Pottie and Lossing, 1961
Pottie, R.F.; Lossing, F.P., Free radicals by mass spectrometry. XXV. Ionization potentials of cyanoalkyl radicals, J. Am. Chem. Soc., 1961, 83, 4737. [all data]

Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr., The gas phase acidity scale from methanol to phenol, J. Am. Chem. Soc., 1979, 101, 6047. [all data]

Graul and Squires, 1990
Graul, S.T.; Squires, R.R., Gas-Phase Acidities Derived from Threshold Energies for Activated Reactions, J. Am. Chem. Soc., 1990, 112, 7, 2517, https://doi.org/10.1021/ja00163a007 . [all data]

Cumming and Kebarle, 1978
Cumming, J.B.; Kebarle, P., Summary of gas phase measurements involving acids AH. Entropy changes in proton transfer reactions involving negative ions. Bond dissociation energies D(A-H) and electron affinities EA(A), Can. J. Chem., 1978, 56, 1. [all data]

Zimmerman and Brauman, 1977
Zimmerman, A.H.; Brauman, J.I., Electron photodetachment from negative ions of C2v symmetry. Electron affinities of allyl and cyanomethyl radicals, J. Am. Chem. Soc., 1977, 99, 3565. [all data]

Heni and Illenberger, 1986
Heni, M.; Illenberger, E., Electron attachment by saturated nitriles. Acrylonitrile (CH2H3CN), and benzonitrile (C6H5CN), Int. J. Mass Spectrom. Ion Phys., 1986, 73, 127. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References