Heptanoic acid, ethyl ester

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Normal alkane RI, polar column, custom temperature program

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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

Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase DB-WaxDB-WaxDB-WaxDB-WaxSupelcowax-10
Column length (m) 30.30.30.30.30.
Carrier gas HeliumHeliumHeliumHeliumHe
Substrate      
Column diameter (mm) 0.250.250.250.320.25
Phase thickness (μm) 0.250.250.250.250.25
Program not specifiednot specifiednot specified40 0C (4 min) 3 0C/min -> 50 0C 5 0C/min -> 120 0C 7 0C/min -> 175 0C 10 0C/min -> 230 0C (8 min)35C(8min) => 6C/min => 60C => 4C/min => 160C => 20C/min => 200C(1min)
I 1336.1349.1315.1317.1327.
ReferenceWelke, Manfroi, et al., 2012Welke, Manfroi, et al., 2012Zhao, Xu, et al., 2009Yongsheng, Hua, et al., 2008Berard, Bianchi, et al., 2007
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase Supelcowax-10DB-WaxCarbowax 20MInnowax FSCPolyethylene Glycol
Column length (m) 30.30. 60. 
Carrier gas HeHe He 
Substrate      
Column diameter (mm) 0.250.25 0.25 
Phase thickness (μm) 0.250.25 0.25 
Program 35C(8min) => 6C/min => 60C => 4C/min => 160C => 20C/min => 200C(1min)50 0C (2 min) 6 0C/min -> 150 0C 8 0C/min -> 230 0C (15 min)not specified60C(10min) => 4C/min => 220C(10min) => 1C/min => 240Cnot specified
I 1331.1331.1321.1345.1335.
ReferenceBerard, Bianchi, et al., 2007Tian, Zhang, et al., 2007Vinogradov, 2004Saglam, Gozler, et al., 2001Grundschober, 1991
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillary
Active phase DB-WaxCarbowax 20MCarbowax 400, Carbowax 20M, Carbowax 1540, Carbowax 4000, Superox 06, PEG 20M, etc.
Column length (m)  50.50.
Carrier gas   Hydrogen
Substrate    
Column diameter (mm)  0.250.32
Phase thickness (μm)    
Program not specifiednot specifiednot specified
I 1345.1321.1325.
ReferencePeng, Yang, et al., 1991Shibamoto, 1987Waggott and Davies, 1984
Comment MSDC-RI MSDC-RI MSDC-RI

References

Go To: Top, Normal alkane RI, polar column, custom temperature program, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

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]

Zhao, Xu, et al., 2009
Zhao, Y.; Xu, Y.; Li, J.; Fan, W.; Jiang, W., Profile of volatile compounds in 11 brandies by headspace solid-phase microextraction followed by gas chromatography-mass spectrometry, J. Food. Sci., 2009, 74, 2, c90-c99, https://doi.org/10.1111/j.1750-3841.2008.01029.x . [all data]

Yongsheng, Hua, et al., 2008
Yongsheng, T.; Hua, L.; Hua, W.; Li, Z., Volatile composition of young Cabernet Savignon red wine from Changli Counti (China), J. Food Composition and Analysis, 2008, 21, 8, 689-694, https://doi.org/10.1016/j.jfca.2008.05.007 . [all data]

Berard, Bianchi, et al., 2007
Berard, J.; Bianchi, F.; Careri, M.; Chatel, A.; Mangia, A.; Musci, M., Characterization of the volatile fraction and of free fatty acids of Fontina Valle d'Aosta, a protected designation of origin Italian cheese, Food Chem., 2007, 105, 1, 293-300, https://doi.org/10.1016/j.foodchem.2006.11.041 . [all data]

Tian, Zhang, et al., 2007
Tian, Y.; Zhang, X.; Huang, T.; Zou, K.; Zhou, J., Research advances on the essential oils from leaves of Eucalyptus, Food Fermentation Ind. (Chinese), 2007, 33, 10, 143-147. [all data]

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

Saglam, Gozler, et al., 2001
Saglam, H.; Gozler, T.; Kivcak, B.; Demirci, B.; Baser, K.H.C., Volatile compounds from Haplophyllum myrtifolium, Chem. Nat. Compd. (Engl. Transl.), 2001, 37, 5, 442-444, https://doi.org/10.1023/A:1014467225815 . [all data]

Grundschober, 1991
Grundschober, F., The identification of individual components in flavourings and flavoured foods, Z. Lebensm. Unters. Forsch., 1991, 192, 6, 530-534, https://doi.org/10.1007/BF01202508 . [all data]

Peng, Yang, et al., 1991
Peng, C.T.; Yang, Z.C.; Ding, S.F., Prediction of rentention idexes. II. Structure-retention index relationship on polar columns, J. Chromatogr., 1991, 586, 1, 85-112, https://doi.org/10.1016/0021-9673(91)80028-F . [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]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]


Notes

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