Benzene, 1-ethyl-2-nitro-
- Formula: C8H9NO2
- Molecular weight: 151.1626
- IUPAC Standard InChIKey: PXWYZLWEKCMTEZ-UHFFFAOYSA-N
- CAS Registry Number: 612-22-6
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: o-Ethylnitrobenzene; o-Nitroethylbenzene; 1-Ethyl-2-nitrobenzene; 2-Ethyl-1-nitrobenzene; 2-Ethylnitrobenzene
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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 |
---|---|---|---|---|---|
ΔfH°liquid | -48.66 | kJ/mol | Ccb | Medard and Thomas, 1957 | Heat of combustion corrected for pressure |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -4385.67 | kJ/mol | Ccb | Medard and Thomas, 1957 | Heat of combustion corrected for pressure |
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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 260.9 | K | N/A | Dreisbach, 1955 | Uncertainty assigned by TRC = 0.02 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 63.0 ± 0.4 | kJ/mol | N/A | Verevkin and Heintz, 2000 | AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
62.7 ± 0.4 | 303. | GS | Verevkin and Heintz, 2000 | Based on data from 284. to 323. K.; AC |
56.3 | 368. | A | Stephenson and Malanowski, 1987 | Based on data from 353. to 422. K.; AC |
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 compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.39 ± 0.03 | EI | Baldwin, Carter, et al., 1982 | LBLHLM |
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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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 | Sadtler Research Labs Under US-EPA Contract |
State | gas |
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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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-4984 |
NIST MS number | 227550 |
Gas Chromatography
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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
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | Carbowax 20M | 200. | 1910. | Vernon and Suratman, 1983 | He, Silanized white support; Column length: 2. m |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Medard and Thomas, 1957
Medard, L.; Thomas, M.,
Chaleur de combustion de onze substances explosives ou apparentees a des explosifs,
Mem. Poudres, 1957, 39, 195-208. [all data]
Dreisbach, 1955
Dreisbach, R.R.,
Physical Properties of Chemical Compounds, Advances in Chemistry Series No. 15, Am. Chem. Soc.: Washington, D. C., 1955. [all data]
Verevkin and Heintz, 2000
Verevkin, Sergey P.; Heintz, Andreas,
Thermochemistry of substituted benzenes: quantification of ortho-, para-, meta-, and buttress interactions in alkyl-substituted nitrobenzenes,
The Journal of Chemical Thermodynamics, 2000, 32, 9, 1169-1182, https://doi.org/10.1006/jcht.2000.0589
. [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]
Baldwin, Carter, et al., 1982
Baldwin, M.A.; Carter, D.M.; Gilmore, J.,
Loss of hydroxyl radical from isomeric ethylnitrobenzenes,
Org. Mass Spectrom., 1982, 17, 45. [all data]
Vernon and Suratman, 1983
Vernon, F.; Suratman, J.B.,
The retention index system applied to alkylbenzenes and monosubstituted derivatives,
Chromatographia, 1983, 17, 11, 600-604, https://doi.org/10.1007/BF02261943
. [all data]
Notes
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- Symbols used in this document:
Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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