Propanoic acid, 2-methylpropyl ester

• Formula: C₇H₁₄O₂
• Molecular weight: 130.1849
• IUPAC Standard InChI: InChI=1S/C7H14O2/c1-4-7(8)9-5-6(2)3/h6H,4-5H2,1-3H3 Copy

  
• IUPAC Standard InChIKey: FZXRXKLUIMKDEL-UHFFFAOYSA-N Copy
• CAS Registry Number: 540-42-1
• 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: Propionic acid, isobutyl ester; Isobutyl propionate; 2-Methylpropyl propionate; Isobutyl propanoate; UN 2394; Isobutyl ester of propanoic acid; iso-Butyl n-propionate; 2-Methylpropyl propanoate
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • IR Spectrum
  • 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Reduced pressure boiling point

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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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, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IR Spectrum

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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

Gas Phase Spectrum

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Additional Data

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

Kovats' RI, non-polar column, isothermal

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Kovats' RI, non-polar column, temperature ramp

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Kovats' RI, non-polar column, custom temperature program

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Kovats' RI, polar column, isothermal

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Kovats' RI, polar column, temperature ramp

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

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

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Van Den Dool and Kratz RI, polar column, temperature ramp

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

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Normal alkane RI, non-polar column, isothermal

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Normal alkane RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, custom temperature program

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Normal alkane RI, polar column, isothermal

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Normal alkane RI, polar column, temperature ramp

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Normal alkane RI, polar column, custom temperature program

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References

Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, 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.

Timmermans, 1922
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Weast and Grasselli, 1989
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Hu, Lu, et al., 2006
Hu, X.-F.; Lu, C.-H.; Yin, C.-S., Modeling Gas Chromatographic Retention Indices of Oxygen-containing Compounds by Novel Atom-type Topological Indices, Chinese Journal of Chemical Physics, 2006, 19, 3, 243-247, https://doi.org/10.1360/cjcp2006.19(3).243.5 . [all data]

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Ashes and Haken, 1974
Ashes, J.R.; Haken, J.K., Gas chromatography of homologous esters. VI. Structure-retention increments of aliphatic esters, J. Chromatogr., 1974, 101, 1, 103-123, https://doi.org/10.1016/S0021-9673(01)94737-5 . [all data]

Chastrette, Heintz, et al., 1974
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Menut, Molangui, et al., 1995
Menut, C.; Molangui, T.; Lamaty, G.E.; Bessière, J.-M.; Habimana, J.-B. Menut.; Molangui, T.; Lamaty, G.E.; Bessière, J.-M.; Habimana, J.-B., Aromatic plants of tropical Central Africa. 23. Chemical composition of leaf essential oils of Eucalyptus goniocalyx F. Muell. and Eucalyptus patens Benth. grown in Rwanda, J. Agric. Food Chem., 1995, 43, 5, 1267-1271, https://doi.org/10.1021/jf00053a026 . [all data]

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Chretien, J.R.; Dubois, J-E., Topological Analysis: A Technique for the Physico-Chemical Exploitation of Retention Data in Gas-Liquid Chromatography, J. Chromatogr., 1978, 158, 43-56, https://doi.org/10.1016/S0021-9673(00)89954-9 . [all data]

Umano, Shoji, et al., 1986
Umano, K.; Shoji, A.; Hagi, Y.; Shibamoto, T., Volatile constituents of peel of quince fruit, Cydonia oblonga Miller, J. Agric. Food Chem., 1986, 34, 4, 593-596, https://doi.org/10.1021/jf00070a003 . [all data]

Guichard and Souty, 1988
Guichard, E.; Souty, M., Comparison of the relative quantities of aroma compounds found in fresh apricot (Prunus armeniaca) from six different varieties, Z. Lebensm. Unters. Forsch., 1988, 186, 4, 301-307, https://doi.org/10.1007/BF01027031 . [all data]

Beaulieu and Grimm, 2001
Beaulieu, J.C.; Grimm, C.C., Identification of volatile compounds in cantaloupe at various developmental stages using solid phase microextraction, J. Agric. Food Chem., 2001, 49, 3, 1345-1352, https://doi.org/10.1021/jf0005768 . [all data]

Eri, Khoo, et al., 2000
Eri, S.; Khoo, B.K.; Lech, J.; Hartman, T.G., Direct thermal desorption-gas chromatography and gas chromatography-mass spectrometry profiling of hop (Humulus lupulus L.) essential oils in support of varietal characterization, J. Agric. Food Chem., 2000, 48, 4, 1140-1149, https://doi.org/10.1021/jf9911850 . [all data]

Bauchot, Mottram, et al., 1998
Bauchot, A.D.; Mottram, D.S.; Dodson, A.T.; John, P., Effect of aminocyclopropane-1-carboxylic acid oxidase antisense gene on the formation of volatile esters in cantaloupe charentais melon (Cv. Védrandais), J. Agric. Food Chem., 1998, 46, 11, 4787-4792, https://doi.org/10.1021/jf980692z . [all data]

Kourkoutas, Elmore, et al., 2006
Kourkoutas, D.; Elmore, J.S.; Mottram, D.S., Comparison of the volatile compositions and flavour properties of cantaloupe, Galia and honeydew muskmelons, Food Chem., 2006, 97, 1, 95-102, https://doi.org/10.1016/j.foodchem.2005.03.026 . [all data]

Ledauphin, Saint-Clair, et al., 2004
Ledauphin, J.; Saint-Clair, J.-F.; Lablanquie, O.; Guichard, H.; Founier, N.; Guichard, E.; Barillier, D., Identification of trace volatile compounds in freshly distilled calvados and cognac using preparative separations coupled with gas chromatography-mass spectrometry, J. Agric. Food Chem., 2004, 52, 16, 5124-5134, https://doi.org/10.1021/jf040052y . [all data]

Bianchi, Careri, et al., 2007
Bianchi, F.; Careri, M.; Mangia, A.; Musci, M., Retention indices in the analysis of food aroma volatile compounds in temperature-programmed gas chromatography: Database creation and evaluation of precision and robustness, J. Sep. Sci., 2007, 39, 4, 563-572, https://doi.org/10.1002/jssc.200600393 . [all data]

Yasuhara, 1987
Yasuhara, A., Identification of Volatile Compounds in Poultry Manure by Gas Chromatography-Mass Spectrometry, J. Chromatogr., 1987, 387, 371-378, https://doi.org/10.1016/S0021-9673(01)94539-X . [all data]

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Mierendorff, H.-G.; Stahl-Biskup, E.; Posthumus, M.A.; van Beek, T.A., Composition of commercial Cape chamomile oil (Eriocephalus punctuatus / Eriocephalus tenuifolius), 2008, retrieved from http://www.chemische-analysen-hamburg.de/Publikationen?Cape_Chamomile_Oil/. [all data]

Audino, Alzogaray, et al., 2007
Audino, P.G.; Alzogaray, R.A.; Vassena, C.; Masuh, H.; Fontán, A.; Gatti, P.; Martínez, A.; Camps, F.; Cork, A.; Zerba, E., Volatile compounds secreted by Brindley's glands of adult Triatoma infestans: identification and biological activity of previously unidentified compounds, Journal of Vector Ecology, 2007, 32, 1, 75-82, https://doi.org/10.3376/1081-1710(2007)32[75:VCSBBO]2.0.CO;2 . [all data]

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Ortiz, A.; Echeverra, G.; Graell, J.; Lara, I., Calcium dips enhance volatile emission of cold-stored Fuji Kiki-8 apples, J. Agric. Food Chem., 2009, 57, 11, 4931-4938, https://doi.org/10.1021/jf9003576 . [all data]

Liu, Liang, et al., 2007
Liu, F.; Liang, Y.; Cao, C.; Zhou, N., QSPR study of GC retention indices for saturated esters on seven stationary phases based on novel topological indices, Talanta, 2007, 72, 4, 1307-1315, https://doi.org/10.1016/j.talanta.2007.01.038 . [all data]

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Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]

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Estrada, E.; Gutierrez, Y., Modeling chromatographic parameters by a novel graph theoretical sub-structural approach, J. Chromatogr. A, 1999, 858, 2, 187-199, https://doi.org/10.1016/S0021-9673(99)00808-0 . [all data]

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Hayata, Y.; Sakamoto, T.; Kozuka, H.; Sakamoto, K.; Osajima, Y., Analysis of aromatic volatile compounds in 'Miyabi' melon (Cucumis melo L.) using the Porapak Q column, J. Jpn. Soc. Hortic. Sci., 2002, 71, 4, 517-525, https://doi.org/10.2503/jjshs.71.517 . [all data]

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Notes

Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References

• Symbols used in this document:
  

  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  ΔvapH	Enthalpy of vaporization

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