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Benzenamine, N-ethyl-

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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Deltafgas13.4kcal/molCcbVriens and Hill, 1952ALS
Deltafgas5.52kcal/molN/ALemoult, 1907Value computed using «DELTA»fHliquid° value of -29.0 kj/mol from Lemoult, 1907 and «DELTA»vapH° value of 52.1 kj/mol from Vriens and Hill, 1952.; DRB
Quantity Value Units Method Reference Comment
Deltacgas-1126.9kcal/molCcbLemoult, 1907ALS

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
Deltafliquid0.9kcal/molCcbVriens and Hill, 1952 
Deltafliquid-7.0kcal/molCcbLemoult, 1907 
Quantity Value Units Method Reference Comment
Deltacliquid-1129.1 ± 1.0kcal/molCcbVriens and Hill, 1952Reanalyzed by Cox and Pilcher, 1970, Original value = -1129.8 kcal/mol

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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Tboil479. ± 1.KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus209.65KN/ATimmermans, 1914Uncertainty assigned by TRC = 0.4 K; TRC
Quantity Value Units Method Reference Comment
Deltavap13.9 ± 0.1kcal/molN/AVerevkin, 1997Based on data from 279. - 318. K.; AC
Deltavap12.5kcal/molVVriens and Hill, 1952ALS
Deltavap12.5kcal/molN/AVriens and Hill, 1952DRB

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
12.5326.AStephenson and Malanowski, 1987Based on data from 311. - 477. 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
323. - 479.95.637042809.01720.856Nelson and Wales, 1925Coefficents calculated by NIST from author's data.

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
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

C8H10N- + Hydrogen cation = Benzenamine, N-ethyl-

By formula: C8H10N- + H+ = C8H11N

Quantity Value Units Method Reference Comment
Deltar364.1 ± 2.1kcal/molG+TSTaft, 1987gas phase; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Deltar356.8 ± 2.0kcal/molIMRETaft, 1987gas phase; value altered from reference due to change in acidity scale; B

Benzenamine, N-ethyl- + Nitrous acid = Benzenamine, N-ethyl-N-nitroso- + Water

By formula: C8H11N + HNO2 = C8H10N2O + H2O

Quantity Value Units Method Reference Comment
Deltar-18.84kcal/molCmSwientoslawski, 1910liquid phase; ALS

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

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

Quantity Value Units Method Reference Comment
Proton affinity (review)221.0kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity213.4kcal/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
7.56CTSFarrell and Newton, 1965RDSH
7.5CTSBriegleb and Czekalla, 1959RDSH
7.67 ± 0.06PERozeboom, Houk, et al., 1982Vertical value; LBLHLM

De-protonation reactions

C8H10N- + Hydrogen cation = Benzenamine, N-ethyl-

By formula: C8H10N- + H+ = C8H11N

Quantity Value Units Method Reference Comment
Deltar364.1 ± 2.1kcal/molG+TSTaft, 1987gas phase; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Deltar356.8 ± 2.0kcal/molIMRETaft, 1987gas phase; value altered from reference due to change in acidity scale; B

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director


Mass spectrum (electron ionization)

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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

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 NIST Mass Spectrometry Data Center, 1998.
NIST MS number 291378

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.


UV/Visible 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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source Lang (editor), 1972
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 18987
Instrument Unicam SP 800
Boiling point 204.7/ 760 mm

Gas Chromatography

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible 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

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
PackedCarbowax 20M165.1740.9Ellis and Still, 1979Chromosorb W, AW-DMCS
PackedPEG-2000179.1748.Anderson, Jurel, et al., 1973He, Celite 545 (44-60 mesh); Column length: 3. m
PackedPEG-2000180.1738.Anderson, Jurel, et al., 1973He, Celite 545 (44-60 mesh); Column length: 3. m
PackedPEG-2000200.1750.Anderson, Jurel, et al., 1973He, Celite 545 (44-60 mesh); Column length: 3. m
PackedPEG-2000200.1751.Anderson, Jurel, et al., 1973He, Celite 545 (44-60 mesh); Column length: 3. m

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryOV-11100.Gautzsch and Zinn, 19968. K/min; Tstart: 35. C; Tend: 300. C
PackedSE-301125.Peng, Ding, et al., 1988He, Supelcoport and Chromosorb, 40. C @ 4. min, 10. K/min, 250. C @ 60. min; Column length: 3.05 m

Van Den Dool and Kratz RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
Capillary5 % Phenyl methyl siloxane1128.Yasuhara, Shiraishi, et al., 199725. m/0.31 mm/0.52 «mu»m, He; Program: 50C(2min) => (20C/min) => 120C => (7C/min) => 310C(10min)

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillarySE-301111.5Bur'yan and Nabivach, 19921.7 K/min; Tstart: 82. C; Tend: 177. C
CapillaryUltra-11100.Okumura, 199125. m/0.32 mm/0.25 «mu»m, He, 3. K/min; Tstart: 80. C; Tend: 260. C

Normal alkane RI, polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryDB-Wax1761.Peng, Yang, et al., 1991Program: not specified

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, Notes

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

Vriens and Hill, 1952
Vriens, G.N.; Hill, A.G., Equilibria of several reactions of aromatic amines, Ind. Eng. Chem., 1952, 44, 2732-27. [all data]

Lemoult, 1907
Lemoult, M.P., Recherches theoriques et experimentales sur les chaleurs de combustion et de formation des composes organiques, Ann. Chim. Phys., 1907, 12, 395-432. [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]

Timmermans, 1914
Timmermans, J., Freezing temperature of organic compounds. II., Bull. Soc. Chim. Belg., 1914, 27, 334. [all data]

Verevkin, 1997
Verevkin, Sergey P., Thermochemistry of amines: experimental standard molar enthalpies of formation of some aliphatic and aromatic amines, The Journal of Chemical Thermodynamics, 1997, 29, 8, 891-899, https://doi.org/10.1006/jcht.1997.0212 . [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]

Nelson and Wales, 1925
Nelson, O.A.; Wales, H., Vapor Pressures and Boiling Points of Mono- and Dimthylanilines and Mono- and Diethylanilines, J. Am. Chem. Soc., 1925, 47, 3, 867-872, https://doi.org/10.1021/ja01680a040 . [all data]

Taft, 1987
Taft, R.W., The Nature and Analysis of Substitutent Electronic Effects, Personal communication. See also Prog. Phys. Org. Chem., 1987, 16, 1. [all data]

Swientoslawski, 1910
Swientoslawski, W., Thermochemische Untersuchungen der organischen Verbindungen. Dritte Mitteilung. Stickstoffhaltige Verbindungen., Z. Phys. Chem., 1910, 72, 49-83. [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]

Farrell and Newton, 1965
Farrell, P.G.; Newton, J., Ionization potentials of aromatic amines, J. Phys. Chem., 1965, 69, 3506. [all data]

Briegleb and Czekalla, 1959
Briegleb, G.; Czekalla, J., Die Bestimmung von lonisierungsenergien aus den Spektren von Elektronenubergangskomplexen, Z.Elektrochem., 1959, 63, 6. [all data]

Rozeboom, Houk, et al., 1982
Rozeboom, M.D.; Houk, K.N.; Searles, S.; Seyedrezai, S.E., Photoelectron spectroscopy of N-aryl cyclic amines. Variable conformations and relationships to gas- and solution-phase basicities, J. Am. Chem. Soc., 1982, 104, 3448. [all data]

Lang (editor), 1972
Lang (editor), L., Absorption Spectra in the Ultraviolet and Visible Region, 1972, 16, 82. [all data]

Ellis and Still, 1979
Ellis, T.S.; Still, R.H., Thermal degradation of polymers. XXIII. Vacuum pyrolysis of poly(p-N,N-dimethylaminostyrene); the products volatile at pyrolysis temperature, liquid or gaseous at room temperature, J. Appl. Polym. Sci., 1979, 23, 10, 2871-2880, https://doi.org/10.1002/app.1979.070231004 . [all data]

Anderson, Jurel, et al., 1973
Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L., Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. VII. Retention indices of amines in some polar and unpolar stationary phases, Latv. PSR Zinat. Akad. Vestis Kim. Ser., 1973, 1, 51-63. [all data]

Gautzsch and Zinn, 1996
Gautzsch, R.; Zinn, P., Use of incremental models to estimate the retention indexes of aromatic compounds, Chromatographia, 1996, 43, 3/4, 163-176, https://doi.org/10.1007/BF02292946 . [all data]

Peng, Ding, et al., 1988
Peng, C.T.; Ding, S.F.; Hua, R.L.; Yang, Z.C., Prediction of Retention Indexes I. Structure-Retention Index Relationship on Apolar Columns, J. Chromatogr., 1988, 436, 137-172, https://doi.org/10.1016/S0021-9673(00)94575-8 . [all data]

Yasuhara, Shiraishi, et al., 1997
Yasuhara, A.; Shiraishi, H.; Nishikawa, M.; Yamamoto, T.; Uehiro, T.; Nakasugi, O.; Okumura, T.; Kenmotsu, K.; Fukui, H.; Nagase, M.; Ono, Y.; Kawagoshi, Y.; Baba, K.; Noma, Y., Determination of organic components in leachates from hazardous waste disposal sites in Japan by gas chromatography-mass spectrometry, J. Chromatogr. A, 1997, 774, 1-2, 321-332, https://doi.org/10.1016/S0021-9673(97)00078-2 . [all data]

Bur'yan and Nabivach, 1992
Bur'yan, P.; Nabivach, V.M., Investigation of composition of higher heterocnitrogen bases of brown coal tar, Coke Chem. (Engl. Transl.), 1992, 5, 29-33. [all data]

Okumura, 1991
Okumura, T., retention indices of environmental chemicals on methyl silicone capillary column, Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333 . [all data]

Peng, Yang, et al., 1991
Peng, C.T.; Yang, Z.C.; Ding, S.F., Prediction of rentention idexes. II. Structure-retention index relationship on polar columns, J. Chromatogr., 1991, 586, 1, 85-112, https://doi.org/10.1016/0021-9673(91)80028-F . [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References