Butanoic acid, 3-methyl-

• Formula: C₅H₁₀O₂
• Molecular weight: 102.1317
• IUPAC Standard InChI: InChI=1S/C5H10O2/c1-4(2)3-5(6)7/h4H,3H2,1-2H3,(H,6,7) Copy

  
• IUPAC Standard InChIKey: GWYFCOCPABKNJV-UHFFFAOYSA-N Copy
• CAS Registry Number: 503-74-2
• 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: Isovaleric acid; β-Methylbutyric acid; Acetic acid, isopropyl-; Delphinic acid; Isopentanoic acid; Isopropylacetic acid; 3-Methylbutanoic acid; 3-Methylbutyric acid; iso-C4H9COOH; Butyric acid, 3-methyl-; Isovalerianic acid; Kyselina isovalerova; 3-Methyl-n-butyric acid; NSC 62783; Isobutylformic acid; 3-methylbutanoic acid (isovaleric acid); Methylbutanoic acid
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• Information on this page:
  • Normal boiling point
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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Normal boiling point

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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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

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.

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Hancock, Watson, et al., 1954
Hancock, C.K.; Watson, G.M.; Gilby, R.F., Heats of Combustion of Five-Carbon Fatty Acids and Their Methyl and Ethyl Esters, J. Phys. Chem., 1954, 58, 127. [all data]

Mosher and Kehr, 1953
Mosher; Kehr, J. Am. Chem. Soc., 1953, 75, 3172. [all data]

James and Martin, 1952
James, A.T.; Martin, A.J.P., Biochem. J., 1952, 50, 679. [all data]

Moyle and Baldwin, 1952
Moyle, V.; Baldwin, E., Biochem. J., 1952, 51, 504. [all data]

Hauptmann and Wladislaw, 1950
Hauptmann, H.; Wladislaw, B., The Action of Raney Nickel upon Sulfur Compounds II. Mercaptals, Mercaptols and Disulfides, J. Am. Chem. Soc., 1950, 72, 707. [all data]

Partridge and Garrison, 1950
Partridge, W.S.; Garrison, J. Am. Chem. Soc., 1950, 72, 4302. [all data]

Lecat, 1949
Lecat, M., Tables Azeotropiques, Vol. 1, 10th ed., Brussels, Belgium, 1949. [all data]

Lecat, 1947
Lecat, M., Orthobaric Azeotropes of Sulfides, Bull. Cl. Sci., Acad. R. Belg., 1947, 33, 160-82. [all data]

Bohnsack, 1943
Bohnsack, H., Chem. Ber., 1943, 76, 564. [all data]

Lecat, 1943
Lecat, M., Azeotropes of Ethyl Urethane and other Azeotropes, C. R. Hebd. Seances Acad. Sci., 1943, 217, 273. [all data]

Kohlraush, Koppl, et al., 1933
Kohlraush, K.W.F.; Koppl, F.; Pongratz, A., Z. Phys. Chem., Abt. B, 1933, 21, 242. [all data]

Timmermans and Hennaut-Roland, 1932
Timmermans, J.; Hennaut-Roland, M., The Work of the International Bureau of Physical-Chemical Standards. V. Study of the Physical Constants of Twenty Organic Compounds., J. Chim. Phys. Phys.-Chim. Biol., 1932, 29, 529-68. [all data]

Fischer, 1930
Fischer, F.G., Justus Liebigs Ann. Chem., 1930, 476, 233. [all data]

Andre, 1924
Andre, E., C. R. Hebd. Seances Acad. Sci., 1924, 178, 1188. [all data]

Verkade, 1916
Verkade, P.E., Recl. Trav. Chim. Pays-Bas, 1916, 36, 194. [all data]

Sabatier and Mailhe, 1914
Sabatier, P.; Mailhe, A., C. R. Hebd. Seances Acad. Sci., 1914, 158, 985. [all data]

Timmermans, 1911
Timmermans, J., Researches on the freezing point of organic liquid compounds, Bull. Soc. Chim. Belg., 1911, 25, 300. [all data]

Parnas, 1910
Parnas, J., Biochem. Z., 1910, 28, 274. [all data]

Sabatier and Mailhe, 1909
Sabatier, P.; Mailhe, A., New Applications of the General Method of Hydrogenation with Various Metals, Ann. Chim. Phys., 1909, 16, 70. [all data]

Nef, 1901
Nef, J.V., Justus Liebigs Ann. Chem., 1901, 318, 137. [all data]

Kahlbaum, 1884
Kahlbaum, G.W.A., The dependence of Boiling Temperature on Air Pressure, Ber. Dtsch. Chem. Ges., 1884, 17, 1245. [all data]

Von Reis, 1881
Von Reis, M.A., IV. The Specific Heat of Liquid Organic Compounds and its Relation to Molecular Weight., Ann. Phys. (Leipzig), 1881, 13, 447. [all data]

Pedler, 1868
Pedler, A., J. Chem. Soc., 1868, 21, 74. [all data]

Notes

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• Symbols used in this document:
  

  Tboil

  Boiling point

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