Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Pentanoic acid, 2-hydroxy-4-methyl-, ethyl ester


Mass spectrum (electron ionization)

Go To: Top, Gas Chromatography, References, Notes

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

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Chemical Concepts
NIST MS number 193667

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


Gas Chromatography

Go To: Top, Mass spectrum (electron ionization), References, Notes

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, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryCarbowax 20M1547.Garruti, Franco, et al., 2001H2; Column length: 30. m; Column diameter: 0.25 mm; Program: 50 0C (8 min) 4 K/min -> 110 0C 16 K/min -> 200 0C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryVF-5MS1060.Campo, Cacho, et al., 200630. m/0.32 mm/1. «mu»m, He; Program: not specified

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

View large format table.

Column type Active phase I Reference Comment
CapillaryZB-Wax1515.Ledauphin, Saint-Clair, et al., 200430. m/0.25 mm/0.15 «mu»m, He, 35. C @ 5. min, 5. K/min, 220. C @ 10. min

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax1545.Campo, Cacho, et al., 200630. m/0.32 mm/0.5 «mu»m, H2; Program: 40C(5min) => 20C/min => 80C => 4C/min => 100C => 6C/min => 200C

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-51078.Bicalho, Pereira, et al., 200030. m/0.25 mm/0.25 «mu»m, H2, 40. C @ 10. min, 3. K/min, 280. C @ 10. min

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

View large format table.

Column type Active phase I Reference Comment
CapillaryPolydimethyl siloxane with 5 % Ph groups1060.Robinson, Adams, et al., 2012Program: not specified
CapillaryPolydimethyl siloxane with 5 % Ph groups1060.Robinson, Adams, et al., 2012Program: not specified
CapillaryHP-51060.Zhao, Li, et al., 200830. m/0.25 mm/0.25 «mu»m; Program: 40 0C (2 min) 5 0C/min -> 80 0C 7 oC/min -> 160 0C 9 0C/min -> 200 0C 20 0C/min -> 280 0C (10 min)
CapillaryHP-51078.Zhao, Li, et al., 200830. m/0.25 mm/0.25 «mu»m; Program: not specified
CapillarySE-301043.Vinogradov, 2004Program: not specified

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillarySupelcowax-101562.Campeanu, Burcea, et al., 199860. m/0.32 mm/0.5 «mu»m, H2, 35. C @ 5. min, 5. K/min, 250. C @ 20. min

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax1538.Welke, Manfroi, et al., 201230. m/0.25 mm/0.25 «mu»m, Helium; Program: not specified
CapillaryDB-Wax1547.Welke, Manfroi, et al., 201230. m/0.25 mm/0.25 «mu»m, Helium; Program: not specified
CapillaryDB-Wax1547.Sampaio, Garruti, et al., 201130. m/0.25 mm/0.25 «mu»m, Hydrogen; Program: 35 0C (9 min) 5 0C/min -> 80 0C 1 0C/min -> 100 0C 16 0C/min -> 210 0C (20 min)
CapillaryPEG-20M1547.Garruti, Franco, et al., 200330. m/0.25 mm/0.25 «mu»m; Program: 50C(8min) => 4C/min => 110C => 16C/min => 200C

References

Go To: Top, 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.

Garruti, Franco, et al., 2001
Garruti, D.S.; Franco, M.R.B.; da Silva, M.A.A.A.P.; Janzantti, N.S.; Alves, G.L., Compostos voláteis do sabor de pseudofrutos de cajueiro anão precoce (Anacardium occidentale L.) CCP-76, Boletim de Pesquisa e Desenvolvimento 4, Empresa Brasileira de Pesquisa Agropecuária, Fortaleza, Brazil, 2001, 29, retrieved from http://www.cnpat.embrapa.br/publica/pub/BolPesq/pd4.pdf. [all data]

Campo, Cacho, et al., 2006
Campo, E.; Cacho, J.; Ferreira, V., Multidimensional chromatographic approach applied to the identification of novel aroma compounds in wine. Identification of ethyl cyclohexanoate, ethyl 2-hydroxy-3-methylbutyrate and ethyl 2-hydroxy-4-methylpentanoate, J. Chromatogr. A, 2006, 1137, 2, 223-230, https://doi.org/10.1016/j.chroma.2006.10.020 . [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]

Bicalho, Pereira, et al., 2000
Bicalho, B.; Pereira, A.S.; Aquino Neto, F.R.; Pinto, A.C.; Rezende, C.M., Application of high-temperature gas chromatography-mass spectrometry to the investigation of glycosidically bound components related to cashew applie (Anacardium occidentale L. Var. nanum) volatiles, J. Agric. Food Chem., 2000, 48, 4, 1167-1174, https://doi.org/10.1021/jf9909252 . [all data]

Robinson, Adams, et al., 2012
Robinson, A.L.; Adams, D.O.; Boss, P.K.; Heymann, H.; Solomon, P.S.; Trengove, R.D., Influence of geographic origine on the sensory characteristics and wine composition of Vitus viniferas cv. Cabernet Sauvignon wines from Australia (Supplemental data), Am. J. Enol. Vitic., 2012, 64, 4, 467-476, https://doi.org/10.5344/ajev.2012.12023 . [all data]

Zhao, Li, et al., 2008
Zhao, Y.; Li, J.; Xu, Y.; Duan, H.; Fan, W.; Zhao, G., EXtraction, preparation and identification of volatile compounds in Changyu XO brandy, Chinese J. Chromatogr., 2008, 26, 2, 212-222, https://doi.org/10.1016/S1872-2059(08)60014-0 . [all data]

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

Campeanu, Burcea, et al., 1998
Campeanu, G.; Burcea, M.; Doneanu, C.; Namolosanu, I.; Visan, L., GC/MS characterization of the volatiles isolated from the wines obtained from the indigenous cultivar Feteasca Regala, Analusis, 1998, 26, 2, 93-97, https://doi.org/10.1051/analusis:1998117 . [all data]

Welke, Manfroi, et al., 2012
Welke, J.E.; Manfroi, V.; Zanus, M.; Lazarotto, M.; Zini, C.A., Characterization of the volatile profile of Brazilian merlot wines through comprehensive two dimensional gas chromatography time-of-flight mass spectrometric detection, J. Chromatogr. A, 2012, 1226, 124-139, https://doi.org/10.1016/j.chroma.2012.01.002 . [all data]

Sampaio, Garruti, et al., 2011
Sampaio, K.S.; Garruti, D.S.; Franco, M.R.B.; Janzantti, N.S.; Da Silva, M.A.AP., Aroma volatiles recovered in the water phase of cashew apple (Anacardium occidentale L.) juice during concentration, J. Sci. Food Agric., 2011, 91, 10, 1801-1809, https://doi.org/10.1002/jsfa.4385 . [all data]

Garruti, Franco, et al., 2003
Garruti, D.S.; Franco, M.R.B.; da Silva, M.A.A.P.; Janzantti, N.S.; Alves, G.L., Evaluation of volatile flavour compounds from cashew apple (Anacardium occidentale L) juice by the Osme gas chromatography/olfactometry technique, J. Sci. Food Agric., 2003, 83, 14, 1455-1462, https://doi.org/10.1002/jsfa.1560 . [all data]


Notes

Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, References