Benzene, nitro-

• Formula: C₆H₅NO₂
• Molecular weight: 123.1094
• IUPAC Standard InChI: InChI=1S/C6H5NO2/c8-7(9)6-4-2-1-3-5-6/h1-5H Copy

  
• IUPAC Standard InChIKey: LQNUZADURLCDLV-UHFFFAOYSA-N Copy
• CAS Registry Number: 98-95-3
• 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.
• Isotopologues:
  • Nitrobenzene-D5
• Other names: Essence of Mirbane; Essence of Myrbane; Mirbane oil; Nitrobenzene; Nitrobenzol; Oil of Mirbane; Oil of Myrbane; Nitrobenzeen; Nitrobenzen; NCI-C60082; Rcra waste number U169; UN 1662; NSC 9573
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• Information on this page:
  • Gas phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • Ion clustering data
  • IR Spectrum
  • UV/Visible spectrum
• Data at other public NIST sites:
  • Computational Chemistry Comparison and Benchmark Database
  • Gas Phase Kinetics Database
  • X-ray Photoelectron Spectroscopy Database, version 5.0
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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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
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

Enthalpy of vaporization

Antoine Equation Parameters

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

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Enthalpy of fusion

Entropy of fusion

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
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

 +  = ( • )

By formula: Cl^- + C₆H₅NO₂ = (Cl^- • C₆H₅NO₂)

Free energy of reaction

C₆H₄NO₂^- +  =

By formula: C₆H₄NO₂^- + H⁺ = C₆H₅NO₂

 +  = ( • )

By formula: Br^- + C₆H₅NO₂ = (Br^- • C₆H₅NO₂)

Free energy of reaction

C₆H₇N⁺ +  = (C₆H₇N⁺ • )

By formula: C₆H₇N⁺ + C₆H₅NO₂ = (C₆H₇N⁺ • C₆H₅NO₂)

Bond type: Charge transfer bond (positive ion)

Free energy of reaction

 +  = ( • )

By formula: NO₂^- + C₆H₅NO₂ = (NO₂^- • C₆H₅NO₂)

C₁₁H₁₀⁺ +  = (C₁₁H₁₀⁺ • )

By formula: C₁₁H₁₀⁺ + C₆H₅NO₂ = (C₁₁H₁₀⁺ • C₆H₅NO₂)

Bond type: Charge transfer bond (positive ion)

 +  = ( • )

By formula: NO^- + C₆H₅NO₂ = (NO^- • C₆H₅NO₂)

F₆S^- +  = (F₆S^- • )

By formula: F₆S^- + C₆H₅NO₂ = (F₆S^- • C₆H₅NO₂)

F₆S^- +  = (F₆S^- • )

By formula: F₆S^- + C₆H₅NO₂ = (F₆S^- • C₆H₅NO₂)

 +  = ( • )

By formula: C₇F₁₄^- + C₆H₅NO₂ = (C₇F₁₄^- • C₆H₅NO₂)

Free energy of reaction

 +  = C₁₃H₅F₁₄NO₂^-

By formula: C₇F₁₄^- + C₆H₅NO₂ = C₁₃H₅F₁₄NO₂^-

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

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, non-polar column, isothermal

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

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

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Normal alkane RI, non-polar column, isothermal

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Normal alkane RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, custom temperature program

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Normal alkane RI, polar column, custom temperature program

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Lee's RI, non-polar column, temperature ramp

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References

Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, 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.

Lebedeva, Katin, et al., 1971
Lebedeva, N.D.; Katin, Y.A.; Akhmedova, G.Y., Standard enthalpy of formation of nitrobenzene, Russ. J. Phys. Chem. (Engl. Transl.), 1971, 45, 1192-1193. [all data]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]

Chickos, Hosseini, et al., 1995
Chickos, James S.; Hosseini, Sarah; Hesse, Donald G., Determination of vaporization enthalpies of simple organic molecules by correlations of changes in gas chromatographic net retention times, Thermochimica Acta, 1995, 249, 41-62, https://doi.org/10.1016/0040-6031(95)90670-3 . [all data]

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Kusano, Kazuhito; Wadsö, Ingemar, Enthalpy of Vaporization of Some Organic Substances at 25.0°C and Test of Calorimeter, Bull. Chem. Soc. Jpn., 1971, 44, 6, 1705-1707, https://doi.org/10.1246/bcsj.44.1705 . [all data]

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Lynch and Wilke, 1960
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Oliver and Grisard, 1952
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Brown, 1952
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Cheng and Grabowski, 1989
Cheng, X.; Grabowski, J.J., Gas-phase Acidity of Nitrobenzene from Flowing Afterglow Bracketing Studies, Rapid Commun. Mass Spectrom., 1989, 3, 2, 34-36, https://doi.org/10.1002/rcm.1290030207 . [all data]

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Grimsrud, E.P.; Chowdhury, S.; Kebarle, P., Gas Phase Reactions of NO₂^- with Nitrobenzenes and Quinones. Electron Transfer, Clusters, and Formation of Phenoxide and Quinoxide Negative Ions. Use of NO₂ as a NICI Reagent Gas., Int. J. Mass Spectrom. Ion Proc., 1986, 68, 1-2, 57, https://doi.org/10.1016/0168-1176(86)87068-9 . [all data]

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Farid, R.; McMahon, T.B., Gas-Phase Ion-Molecule Reactions of Alkyl Nitrites by Ion Cyclotron Resonance Spectroscopy, Int. J. Mass Spectrom. Ion Phys., 1978, 27, 2, 163, https://doi.org/10.1016/0020-7381(78)80037-0 . [all data]

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Hassani, A.; Meklati, B.Y., Gas chromatographic behaviour of monosubstituted benzenes, benzaldehydes and acetophenones on OV polymethylphenyl-silicone stationary phases, Chromatographia, 1992, 33, 5/6, 267-271, https://doi.org/10.1007/BF02276193 . [all data]

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Dutoit, 1991
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Oszczapowicz, J.; Osek, J.; Dolecka, E., Retention indices of dimethylformamidines, dimethylacetamidines and tetramethylguanidines on a non-polar column, J. Chromatogr., 1984, 315, 95-100, https://doi.org/10.1016/S0021-9673(01)90727-7 . [all data]

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Chen, P.H.; Keeran, W.S.; Van Ausdale, W.A.; Schindler, D.R.; Roberts, D.W., Application of Lee retention indices to the confirmation of tentatively identified compounds from GC/MS analysis of environmental samples, Technical paper, Analytical Services Division, Environmental ScienceEngineering, Inc, PO Box 1703, Gainesville, FL 32602, 2002, 11. [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Mass spectrum (electron ionization), Gas Chromatography, References

• Symbols used in this document:
  

  T	Temperature
  Tboil	Boiling point
  Tfus	Fusion (melting) point
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions

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