Propanoic acid, 2-methyl-, anhydride

• Formula: C₈H₁₄O₃
• Molecular weight: 158.1950
• IUPAC Standard InChI: InChI=1S/C8H14O3/c1-5(2)7(9)11-8(10)6(3)4/h5-6H,1-4H3 Copy

  
• IUPAC Standard InChIKey: LSACYLWPPQLVSM-UHFFFAOYSA-N Copy
• CAS Registry Number: 97-72-3
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Isobutyric anhydride; Isobutryic anhydride; Isobutyric acid anhydride; Isobutyryl anhydride; 2-Methylpropanoic anhydride; (iso-C3H7CO)2O; 2-Methylpropanoic acid anhydride; UN 2530; Propanoic acid, 2-methyl-, 1,1'-anhydride
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• Information on this page:
  • Reaction thermochemistry data
  • References
  • Notes
• Other data available:
  • Phase change data
  • Mass spectrum (electron ionization)
• Data at other public NIST sites:
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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

 +  = 2

By formula: H₂O + C₈H₁₄O₃ = 2C₄H₈O₂

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.

Conn, Kistiakowsky, et al., 1942
Conn, J.B.; Kistiakowsky, G.B.; Roberts, R.M.; Smith, E.A., Heats of organic reactions. XIII. Heats of hydrolysis of some acid anhydrides, J. Am. Chem. Soc., 1942, 64, 1747-17. [all data]

Notes

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• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions

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