Methane, nitro-

• Formula: CH₃NO₂
• Molecular weight: 61.0400
• IUPAC Standard InChI: InChI=1S/CH3NO2/c1-2(3)4/h1H3 Copy

  
• IUPAC Standard InChIKey: LYGJENNIWJXYER-UHFFFAOYSA-N Copy
• CAS Registry Number: 75-52-5
• 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: Nitromethane; Nitrocarbol; CH3NO2; Nitrometan; UN 1261; NM; NSC 428
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Henry's Law data
  • Gas phase ion energetics data
  • Ion clustering data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Henry's Law 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: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

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
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

Electron affinity determinations

Ionization energy determinations

Appearance energy determinations

De-protonation reactions

CH₂NO₂^- +  =

By formula: CH₂NO₂^- + H⁺ = CH₃NO₂

Ion clustering 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. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

 +  = CH₃BrNO₂^-

By formula: Br^- + CH₃NO₂ = CH₃BrNO₂^-

CH₂NO₂^- +  = C₂H₅N₂O₄^-

By formula: CH₂NO₂^- + CH₃NO₂ = C₂H₅N₂O₄^-

CH₃NO₂^- +  = (CH₃NO₂^- • )

By formula: CH₃NO₂^- + CH₃NO₂ = (CH₃NO₂^- • CH₃NO₂)

(CH₃NO₂^- • ) +  = (CH₃NO₂^- • 2)

By formula: (CH₃NO₂^- • CH₃NO₂) + CH₃NO₂ = (CH₃NO₂^- • 2CH₃NO₂)

CH₃N₂O₄^- + 2 = C₂H₆N₃O₆^-

By formula: CH₃N₂O₄^- + 2CH₃NO₂ = C₂H₆N₃O₆^-

CH₆N⁺ +  = (CH₆N⁺ • )

By formula: CH₆N⁺ + CH₃NO₂ = (CH₆N⁺ • CH₃NO₂)

Bond type: Hydrogen bonds of the type NH+-O between organics

C₂H₅N₂O₄^- + 2 = C₃H₈N₃O₆^-

By formula: C₂H₅N₂O₄^- + 2CH₃NO₂ = C₃H₈N₃O₆^-

C₂H₆ClN₂O₄^- + 3 = C₃H₉ClN₃O₆^-

By formula: C₂H₆ClN₂O₄^- + 3CH₃NO₂ = C₃H₉ClN₃O₆^-

C₂H₆N₂O₆^- + 2 = C₃H₉N₃O₈^-

By formula: C₂H₆N₂O₆^- + 2CH₃NO₂ = C₃H₉N₃O₈^-

C₂H₆N₃O₆^- + 3 = C₃H₉N₄O₈^-

By formula: C₂H₆N₃O₆^- + 3CH₃NO₂ = C₃H₉N₄O₈^-

C₃H₈N₃O₆^- + 3 = C₄H₁₁N₄O₈^-

By formula: C₃H₈N₃O₆^- + 3CH₃NO₂ = C₄H₁₁N₄O₈^-

C₃H₉ClN₃O₆^- + 4 = C₄H₁₂ClN₄O₈^-

By formula: C₃H₉ClN₃O₆^- + 4CH₃NO₂ = C₄H₁₂ClN₄O₈^-

C₃H₉N₃O₆^- + 3 = C₄H₁₂N₄O₈^-

By formula: C₃H₉N₃O₆^- + 3CH₃NO₂ = C₄H₁₂N₄O₈^-

C₃H₉N₃O₈^- + 3 = C₄H₁₂N₄O₁₀^-

By formula: C₃H₉N₃O₈^- + 3CH₃NO₂ = C₄H₁₂N₄O₁₀^-

C₃H₉N₄O₈^- + 4 = C₄H₁₂N₅O₁₀^-

By formula: C₃H₉N₄O₈^- + 4CH₃NO₂ = C₄H₁₂N₅O₁₀^-

C₄H₁₁N₄O₈^- + 4 = C₅H₁₄N₅O₁₀^-

By formula: C₄H₁₁N₄O₈^- + 4CH₃NO₂ = C₅H₁₄N₅O₁₀^-

C₄H₁₂N₄O₈^- + 4 = C₅H₁₅N₅O₁₀^-

By formula: C₄H₁₂N₄O₈^- + 4CH₃NO₂ = C₅H₁₅N₅O₁₀^-

C₄H₁₂N₄O₁₀^- + 4 = C₅H₁₅N₅O₁₂^-

By formula: C₄H₁₂N₄O₁₀^- + 4CH₃NO₂ = C₅H₁₅N₅O₁₂^-

C₅H₁₀NO₂⁺ +  = (C₅H₁₀NO₂⁺ • )

By formula: C₅H₁₀NO₂⁺ + CH₃NO₂ = (C₅H₁₀NO₂⁺ • CH₃NO₂)

C₅H₁₂NO₂⁺ +  = (C₅H₁₂NO₂⁺ • )

By formula: C₅H₁₂NO₂⁺ + CH₃NO₂ = (C₅H₁₂NO₂⁺ • CH₃NO₂)

C₆H₇N⁺ +  = (C₆H₇N⁺ • )

By formula: C₆H₇N⁺ + CH₃NO₂ = (C₆H₇N⁺ • CH₃NO₂)

Free energy of reaction

C₁₁H₁₀⁺ +  = (C₁₁H₁₀⁺ • )

By formula: C₁₁H₁₀⁺ + CH₃NO₂ = (C₁₁H₁₀⁺ • CH₃NO₂)

 +  = ( • )

By formula: Cl^- + CH₃NO₂ = (Cl^- • CH₃NO₂)

( • ) +  = ( • 2)

By formula: (Cl^- • CH₃NO₂) + CH₃NO₂ = (Cl^- • 2CH₃NO₂)

 +  = ( • )

By formula: I^- + CH₃NO₂ = (I^- • CH₃NO₂)

 +  = ( • )

By formula: Li⁺ + CH₃NO₂ = (Li⁺ • CH₃NO₂)

 +  = ( • )

By formula: NO₂^- + CH₃NO₂ = (NO₂^- • CH₃NO₂)

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• GAS (20 mmHg, N2 ADDED, TOTAL PRESSURE 600 mmHg); DOW KBr FOREPRISM-GRATING; DIGITIZED BY COBLENTZ SOCIETY (BATCH II) FROM HARD COPY; 2 cm^-1 resolution

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

• 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

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, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

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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Kovats' RI, non-polar column, custom temperature program

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Kovats' RI, polar column, isothermal

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Kovats' RI, polar column, custom temperature program

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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, temperature ramp

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Normal alkane RI, polar column, custom temperature program

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References

Go To: Top, Henry's Law data, Gas phase ion energetics data, Ion clustering 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.

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Görgényi and Héberger, 2003
Görgényi, M.; Héberger, K., Minimum in the temperature dependence of the Kováts retention indices of nitroalkanes and alkanenitriles on an apolar phase, J. Chromatogr. A, 2003, 985, 1-2, 11-19, https://doi.org/10.1016/S0021-9673(02)01842-3 . [all data]

Gurevich and Roshchina, 2003
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Notes

Go To: Top, Henry's Law data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References

• Symbols used in this document:
  

  AE	Appearance energy
  EA	Electron affinity
  IE (evaluated)	Recommended ionization energy
  T	Temperature
  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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