Pyridine, 2-methyl-, 1-oxide

• Formula: C₆H₇NO
• Molecular weight: 109.1259
• IUPAC Standard InChI: InChI=1S/C6H7NO/c1-6-4-2-3-5-7(6)8/h2-5H,1H3 Copy

  
• IUPAC Standard InChIKey: CFZKDDTWZYUZKS-UHFFFAOYSA-N Copy
• CAS Registry Number: 931-19-1
• 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: α-Picoline N-oxide; 2-Picoline, 1-oxide; α-Picoline 1-oxide; 2-Methylpyridine N-oxide; 2-Methylpyridine 1-oxide; 2-Picoline-N-oxide
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
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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

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 by: William E. Acree, Jr., James S. Chickos

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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C₆H₇NO⁺ (ion structure unspecified)

Ionization energy determinations

References

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

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

Airoldi and Goncalves, 1992
Airoldi, C.; Goncalves, L.J., Standard molar enthalpies of formation of some crystalline amine N-oxides, Thermochim. Acta, 1992, 194, 259-266. [all data]

Cabral, Monteiro, et al., 2010
Cabral, Joana I.T.A.; Monteiro, Ricardo A.R.; Rocha, Marisa A.A.; Santos, Luís M.N.B.F.; Acree, William E.; Ribeiro da Silva, Maria D.M.C., Molecular energetics of alkyl substituted pyridine N-oxides, J Therm Anal Calorim, 2010, 100, 2, 431-439, https://doi.org/10.1007/s10973-009-0646-7 . [all data]

Acree Jr., 1995
Acree Jr., Enthalpies of combustion of 4-nitropyridineN-oxide and pyridine-3-carboxylic acidN-oxide: the dissociation enthalpies of the N---O bonds in pyridineN-oxide derivatives, The Journal of Chemical Thermodynamics, 1995, 27, 4, 391-398, https://doi.org/10.1006/jcht.1995.0038 . [all data]

Maier and Muller, 1974
Maier, J.P.; Muller, J.-F., Ionisation energies of pyridine N-oxides determined by photoelectron spectroscopy, J. Chem. Soc. Faraday Trans. 2, 1974, 70, 1991. [all data]

Notes

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• Symbols used in this document:
  

  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔsubH°	Enthalpy of sublimation at standard conditions

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