2-Propenoic acid, 3-(2,3-dimethoxyphenyl)-, (E)-

• Formula: C₁₁H₁₂O₄
• Molecular weight: 208.2106
• IUPAC Standard InChI: InChI=1S/C11H12O4/c1-14-9-5-3-4-8(11(9)15-2)6-7-10(12)13/h3-7H,1-2H3,(H,12,13)/b7-6+ Copy

  
• IUPAC Standard InChIKey: QAXPUWGAGVERSJ-VOTSOKGWSA-N Copy
• CAS Registry Number: 7345-82-6
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Species with the same structure:
  • 2,3-Dimethoxycinnamic acid
• Other names: trans-2,3-Dimethoxycinnamic acid; (2E)-3-(2,3-Dimethoxyphenyl)-2-propenoic acid
• Information on this page:
  • Phase change data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
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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

Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

Gas Chromatography

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Van Den Dool and Kratz RI, non-polar column, custom temperature program

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References

Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, Notes

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]

Tret'yakov, 2008
Tret'yakov, K.V., Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2008. [all data]

Notes

Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, 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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