(E)-3-(2-Methoxyphenyl)-2-propenoic acid

• Formula: C₁₀H₁₀O₃
• Molecular weight: 178.1846
• IUPAC Standard InChI: InChI=1S/C10H10O3/c1-13-9-5-3-2-4-8(9)6-7-10(11)12/h2-7H,1H3,(H,11,12)/b7-6+ Copy

  
• IUPAC Standard InChIKey: FEGVSPGUHMGGBO-VOTSOKGWSA-N Copy
• CAS Registry Number: 1011-54-7
• 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.
• Stereoisomers:
  • cis-2-Methoxycinnamic acid
  • 2-Propenoic acid, 3-(2-methoxyphenyl)-
• Other names: 2-Propenoic acid, 3-(2-methoxyphenyl)-, (E)-; (E)-o-methoxycinnamic acid
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
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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:
LBLHLM - 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.

Monte and Hillesheim, 1999
Monte, Manuel J.S.; Hillesheim, Dorothea M., Vapour pressures, enthalpies and entropies of sublimation of trans -cinnamic acid and of nine methoxy and dimethoxycinnamic acids, The Journal of Chemical Thermodynamics, 1999, 31, 11, 1443-1456, https://doi.org/10.1006/jcht.1999.0540 . [all data]

Schaldach, 1984
Schaldach, B., Chemistry of gaseous ions. Part VIII. Bond strength and mass spectrometric fragmentation of 2-methoxycinnamic acid, Int. J. Mass Spectrom. Ion Processes, 1984, 56, 237. [all data]

Notes

Go To: Top, Phase change data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  ΔsubH°

  Enthalpy of sublimation at standard conditions

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