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
IUPAC Standard InChIKey: FZXRXKLUIMKDEL-UHFFFAOYSA-N
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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Gas Chromatography

Go To: Top, References, Notes

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

Kovats' RI, non-polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Capillary	OV-1	333.	852.8	Hu, Lu, et al., 2006
Capillary	OV-101	100.	854.	Horna, Táborský, et al., 1985	N2; Column length: 19. m; Column diameter: 0.28 mm
Capillary	OV-101	80.	852.	Komárek, Hornová, et al., 1983	Column length: 15. m; Column diameter: 0.22 mm
Packed	SE-30	150.	848.	Ashes and Haken, 1974	Celaton (62-72 mesh); Column length: 3.7 m
Packed	SE-30	100.	849.	Chastrette, Heintz, et al., 1974	N2, Chromosorb W AW (60-80 mesh); Column length: 3. m
Packed	SE-30	100.	852.	Zarazir, Chovin, et al., 1970	Chromosorb W; Column length: 2. m
Packed	SE-30	150.	853.	Germaine and Haken, 1969	Celite 560; Column length: 3.7 m

Kovats' RI, non-polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	OV-101	851.	Menut, Molangui, et al., 1995	N2, 5. K/min; Column length: 25. m; Column diameter: 0.25 mm; T_start: 50. C; T_end: 200. C

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

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Column type	Active phase	I	Reference	Comment
Capillary	SE-30	848.	Chretien and Dubois, 1978	Program: not specified

Kovats' RI, polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Capillary	SP-1000	100.	1079.	Horna, Táborský, et al., 1985	N2; Column length: 46. m; Column diameter: 0.23 mm
Packed	Carbowax 20M	100.	1079.	Chastrette, Heintz, et al., 1974	Chromosorb WAW (60-80 mesh); Column length: 3. m
Packed	Carbowax 20M	100.	1090.	Zarazir, Chovin, et al., 1970	Chromosorb W; Column length: 2. m

Kovats' RI, polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	DB-Wax	1085.	Umano, Shoji, et al., 1986	N2, 60. C @ 10. min, 2. K/min; Column length: 30. m; Column diameter: 0.25 mm; T_end: 200. C

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

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Column type	Active phase	I	Reference	Comment
Capillary	DB-5	852.	Guichard and Souty, 1988	H2, 30. C @ 5. min, 1.5 K/min; Column length: 0.32 m; Column diameter: 1. mm; T_end: 180. C

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

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Column type	Active phase	I	Reference	Comment
Capillary	DB-5	863.	Beaulieu and Grimm, 2001	30. m/0.25 mm/0.25 μm, He; Program: 50C (1min) => 5C/min => 100C => 10C/min => 250C (9min)
Capillary	DB-1	843.	Eri, Khoo, et al., 2000	60. m/0.25 mm/0.25 μm, He; Program: -20C (5min) => 10C/min => 100C => 4C/min => 200C => 10C/min => 280C
Capillary	DB-1	848.	Eri, Khoo, et al., 2000	60. m/0.25 mm/0.25 μm, He; Program: -20C (5min) => 10C/min => 100C => 4C/min => 200C => 10C/min => 280C
Capillary	BPX-5	866.	Bauchot, Mottram, et al., 1998	50. m/0.32 mm/0.50 μm, He; Program: 0 0C (8 min) -> (1 min) -> 50 0C (2 min) 2.5 0C/min -> 100 0C 6 0C/min -> 250 0C

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

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Column type	Active phase	I	Reference	Comment
Capillary	CP-Wax 52CB	1083.	Kourkoutas, Elmore, et al., 2006	60. m/0.25 mm/0.25 μm, He, 4. K/min; T_start: 40. C; T_end: 250. C
Capillary	ZB-Wax	1065.	Ledauphin, Saint-Clair, et al., 2004	30. m/0.25 mm/0.15 μm, He, 35. C @ 5. min, 5. K/min, 220. C @ 10. min

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

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Column type	Active phase	I	Reference	Comment
Capillary	Supelcowax-10	1087.	Bianchi, Careri, et al., 2007	30. m/0.25 mm/0.25 μm, He; Program: 35C(8min) => 4C/min => 60C => 6C/min => 160C => 20C/min => 200C(1min)
Capillary	FFAP	1069.	Yasuhara, 1987	50. m/0.25 mm/0.25 μm, He; Program: 20C (5min) => 2C/min => 70C => 4C/min => 210C

Normal alkane RI, non-polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Packed	SE-30	70.	859.	Yabumoto, Jennings, et al., 1977

Normal alkane RI, non-polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	ZB-1	873.	Mierendorff, Stahl-Biskup, et al., 2008	30. m/0.25 mm/0.25 μm, Nitrogen, 3. K/min; T_start: 45. C; T_end: 230. C
Capillary	DB-1	850.	Audino, Alzogaray, et al., 2007	He, 50. C @ 2. min, 6. K/min, 220. C @ 20. min; Column length: 30. m; Phase thickness: 0.25 μm
Capillary	ZB-1	873.	Mierendorff, Stahl-Biskup, et al., 2003	30. m/0.25 mm/0.25 μm, N2, 3. K/min; T_start: 45. C; T_end: 230. C
Capillary	HP-5	868.	Larsen and Frisvad, 1995	35. C @ 2. min, 6. K/min; T_end: 200. C

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

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Column type	Active phase	I	Reference	Comment
Capillary	BPX-5	865.	Ortiz, Echeverra, et al., 2009	30. m/0.25 mm/0.25 μm, Helium; Program: 70 0C (1 min) 3 0C/min -> 142 0C 5 0C/min -> 225 0C (10 min)
Capillary	SE-30	848.	Liu, Liang, et al., 2007	Program: not specified
Capillary	SE-30	852.	Vinogradov, 2004	Program: not specified
Capillary	Methyl Silicone	853.	Estrada and Gutierrez, 1999	Program: not specified
Capillary	OV-101	852.	Shibamoto, 1987	Program: not specified

Normal alkane RI, polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Packed	Carbowax 20M	100.	1079.	Yabumoto, Jennings, et al., 1977

Normal alkane RI, polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	CP-Wax 52CB	1071.	Audino, Alzogaray, et al., 2007	He, 50. C @ 2. min, 6. K/min, 220. C @ 20. min; Column length: 30. m; Phase thickness: 0.32 μm
Capillary	DB-Wax	1079.	Hayata, Sakamoto, et al., 2002	60. m/0.25 mm/0.25 μm, He, 40. C @ 10. min, 3. K/min, 220. C @ 10. min

Normal alkane RI, polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Capillary	FFAP	1091.	Echeverría, Correa, et al., 2004	50. m/0.2 mm/0.33 μm, He; Program: 70C(1min) => 3C/min => 142C => 5C/min => 225C(10min)
Capillary	Carbowax 20M	1071.	Vinogradov, 2004	Program: not specified
Capillary	HP-FFAP	1091.	Echeverria, Fuentes, et al., 2003	50. m/0.2 mm/0.33 μm, He; Program: 70C(1min) => 3C/min => 142C => 5C/min => 225C (10min)
Capillary	Carbowax 20M	1071.	Shibamoto, 1987	Program: not specified

References

Go To: Top, Gas Chromatography, Notes

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]

Horna, Táborský, et al., 1985
Horna, A.; Táborský, J.; Churácek, J.; Dufka, O., Chromatography of monomers. IV. Gas-liquid chromatographic studies of C₁-C₆ n-alkyl and C₃-C₆ isoalkyl acrylates and their hydrogen halide and halogen addition derivatives, J. Chromatogr., 1985, 348, 141-149, https://doi.org/10.1016/S0021-9673(01)92447-1 . [all data]

Komárek, Hornová, et al., 1983
Komárek, K.; Hornová, L.; Horna, A.; Churácek, J., Glass capillary gas chromatography of homologous series of esters. III. Separation of alkyl halogenopropionates and halogenobutyrates on OV-101, J. Chromatogr., 1983, 262, 316-320, https://doi.org/10.1016/S0021-9673(01)88112-7 . [all data]

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
Chastrette, M.; Heintz, M.; Druilhe, A.; Lefort, D., Analyse chromatographique d'esters aliphatiques saturés. Relations rétention-structure et prévision de la rétention, Bull. Soc. Chim. Fr., 1974, 9/10,Pt.1, 1852-1856. [all data]

Zarazir, Chovin, et al., 1970
Zarazir, D.; Chovin, P.; Guiochon, G., Identification of hydroxylic compounds and their derivatives by gas chromatography, Chromatographia, 1970, 3, 4, 180-195, https://doi.org/10.1007/BF02269018 . [all data]

Germaine and Haken, 1969
Germaine, R.W.; Haken, J.K., Gas chromatography of homologous esters. Part 1. Simple aliphatic esters, J. Chromatogr., 1969, 43, 33-42, https://doi.org/10.1016/S0021-9673(00)99162-3 . [all data]

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]

Chretien and Dubois, 1978
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]

Yabumoto, Jennings, et al., 1977
Yabumoto, K.; Jennings, W.G.; Yamaguchi, M., Gas chromatographic retention as identification criteria, Anal. Biochem., 1977, 78, 1, 244-251, https://doi.org/10.1016/0003-2697(77)90029-X . [all data]

Mierendorff, Stahl-Biskup, et al., 2008
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]

Mierendorff, Stahl-Biskup, et al., 2003
Mierendorff, H.-G.; Stahl-Biskup, E.; Posthumus, M.A.; van Beek, T.A., Composition of commercial Cape chamomile oil (Eriocephalus punctulatus), Flavour Fragr. J., 2003, 18, 6, 510-514, https://doi.org/10.1002/ffj.1259 . [all data]

Larsen and Frisvad, 1995
Larsen, T.O.; Frisvad, J.C., Characterization of volatile metabolites from 47 Penicillium taxa, Mycol. Res., 1995, 99, 10, 1153-1166, https://doi.org/10.1016/S0953-7562(09)80271-2 . [all data]

Ortiz, Echeverra, et al., 2009
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]

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

Estrada and Gutierrez, 1999
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]

Shibamoto, 1987
Shibamoto, T., Retention Indices in Essential Oil Analysis in Capillary Gas Chromatography in Essential Oil Analysis, Sandra, P.; Bicchi, C., ed(s)., Hutchig Verlag, Heidelberg, New York, 1987, 259-274. [all data]

Hayata, Sakamoto, et al., 2002
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]

Echeverría, Correa, et al., 2004
Echeverría, G.; Correa, E.; Ruiz-Altisent, M.; Graell, J.; Puy, J.; López, L., Characterization of Fuji apples from different harvest dates and storage conditions from measurements of volatiles by gas chromatography and electronic nose, J. Agric. Food Chem., 2004, 52, 10, 3069-3076, https://doi.org/10.1021/jf035271i . [all data]

Echeverria, Fuentes, et al., 2003
Echeverria, G.; Fuentes, M.T.; Graell, J.; Lopez, M.L., Relationships between volatile production, fruit quality and sensory evaluation of Fuji apples stored in different atmospheres by means of multivariate analysis, J. Sci. Food Agric., 2003, 84, 1, 5-20, https://doi.org/10.1002/jsfa.1554 . [all data]

Notes

Go To: Top, Gas Chromatography, References

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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