4-Aminobutanoic acid

• Formula: C₄H₉NO₂
• Molecular weight: 103.1198
• IUPAC Standard InChI: InChI=1S/C4H9NO2/c5-3-1-2-4(6)7/h1-3,5H2,(H,6,7) Copy

  
• IUPAC Standard InChIKey: BTCSSZJGUNDROE-UHFFFAOYSA-N Copy
• CAS Registry Number: 56-12-2
• Chemical structure:
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• Other names: γ-Aminobutyric acid; 4-Aminobutyric acid; 4-Amino-n-butyric acid; γ-Amino-n-butyric acid; Butanoic acid, 4-amino-; γ-Aminobutanoic acid; Aminalon; Aminobutyric acid,-4-; Butyric acid, 4-amino-; DF 468; Gaballon; Gamarex; Gamastan; Gammagee; Gammalon; Gammalone; Gammar; Gammasol; Gamulin; Globulin, immune human serum; GABA; Immu-G; Immuglobin; Mielogen; Mielomade; Reanal; ω-Aminobutyric acid; 3-Carboxypropylamine; NSC 27418; Piperidic acid; Piperidinic acid
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• Information on this page:
  • Gas phase thermochemistry data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Phase change data
  • IR Spectrum
  • Mass spectrum (electron ionization)
• Data at other public NIST sites:
  • 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

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 by: Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

Ionization energy determinations

References

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

Skoulika and Sabbah, 1983
Skoulika, S.; Sabbah, R., Thermodynamique de composes azotes X. Etude thermochimique de quelques acides ω-amines, Thermochim. Acta, 1983, 61, 203-214. [all data]

Skoulika and Sabbah, 1982
Skoulika, S.; Sabbah, R., Enthalpy of formation of some ω-amino acids in the solid state, C. R. Seances Acad. Sci., Ser. 2, 1982, 295, 657-660. [all data]

Cannington and Ham, 1983
Cannington, P.H.; Ham, N.S., He(I) and He(II) photoelectron spectra of glycine and related molecules, J. Electron Spectrosc. Relat. Phenom., 1983, 32, 139. [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  ΔfH°gas

  Enthalpy of formation of gas at standard conditions

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