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1H-Pyrrole-2-carboxaldehyde, 1-ethyl-


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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Mass spectrum
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Additional Data

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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 GEORGE R. WALLER AND BOBBY R. JOHNSON, OKLAHOMA STATE UNIV, USA
NIST MS number 51886

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

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

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Column type Active phase I Reference Comment
CapillaryBPX-51067.Bredie, Mottram, et al., 199850. m/0.32 mm/0.5 «mu»m, He; Program: OC (5min) => 60C/min => 60C(5min) => 4C/min => 250C

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

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Column type Active phase I Reference Comment
CapillaryPEG-20M1610.Shimoda, Nakada, et al., 199760. m/0.25 mm/0.25 «mu»m, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C
CapillaryDB-Wax1610.Shimoda, Shiratsuchi, et al., 199660. m/0.25 mm/0.25 «mu»m, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C
CapillaryDB-Wax1610.Shimoda, Shigematsu, et al., 199560. m/0.25 mm/0.25 «mu»m, 2. K/min; Tstart: 50. C; Tend: 230. C
CapillaryDB-Wax1610.Shimoda, Shigematsu, et al., 1995, 260. m/0.25 mm/0.25 «mu»m, He, 2. K/min; Tstart: 50. C; Tend: 230. C

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

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Column type Active phase I Reference Comment
CapillaryDB-5 MS1039.Zhu, Li, et al., 200830. m/0.25 mm/0.25 «mu»m, Helium; Program: 50 0C (2.8 min) 5.5 0C/min -> 140 0C (1 min) 4.5 oC/min -> 220 0C -> 225 0C (2 min) 3.4 0C/min -> 265 0C (5 min)
CapillaryDB-5 MS1046.Zhu, Li, et al., 200830. m/0.25 mm/0.25 «mu»m, Helium; Program: 50 0C (2.8 min) 5.5 0C/min -> 140 0C (1 min) 4.5 oC/min -> 220 0C -> 225 0C (2 min) 3.4 0C/min -> 265 0C (5 min)

Normal alkane RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryCarbowax 20M1566.Kawakami, Ganguly, et al., 199560. C @ 4. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 180. C
CapillaryPEG-20M1562.Togari, Kobayashi, et al., 199550. m/0.25 mm/0.15 «mu»m, He, 60. C @ 4. min, 2. K/min; Tend: 180. C

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax1616.Welke, Manfroi, et al., 201230. m/0.25 mm/0.25 «mu»m, Helium; Program: not specified

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.

Bredie, Mottram, et al., 1998
Bredie, W.L.P.; Mottram, D.S.; Guy, R.C.E., Aroma volatiles generated during extrusion cooking of maize flour, J. Agric. Food Chem., 1998, 46, 4, 1479-1487, https://doi.org/10.1021/jf9708857 . [all data]

Shimoda, Nakada, et al., 1997
Shimoda, M.; Nakada, Y.; Nakashima, M.; Osajima, Y., Quantitative comparison of volatile flavor compounds in deep-roasted and light-roasted sesame seed oil, J. Agric. Food Chem., 1997, 45, 8, 3193-3196, https://doi.org/10.1021/jf970172o . [all data]

Shimoda, Shiratsuchi, et al., 1996
Shimoda, M.; Shiratsuchi, H.; Nakada, Y.; Wu, Y.; Osajima, Y., Identification and sensory characterization of volatile flavor compounds in sesame seed oil, J. Agric. Food Chem., 1996, 44, 12, 3909-3912, https://doi.org/10.1021/jf960115f . [all data]

Shimoda, Shigematsu, et al., 1995
Shimoda, M.; Shigematsu, H.; Shiratsuchi, H.; Osajima, Y., Comparison of the odor concentrates by SDE and adsorptive column method from green tea infusion, J. Agric. Food Chem., 1995, 43, 6, 1616-1620, https://doi.org/10.1021/jf00054a037 . [all data]

Shimoda, Shigematsu, et al., 1995, 2
Shimoda, M.; Shigematsu, H.; Shiratsuchi, H.; Osajima, Y., Comparison of volatile compounds among different grades of green tea and their relations to odor attributes, J. Agric. Food Chem., 1995, 43, 6, 1621-1625, https://doi.org/10.1021/jf00054a038 . [all data]

Zhu, Li, et al., 2008
Zhu, M.; Li, E.; He, H., Determination of volatile chemical constitutes in tea by simultaneous distillation extraction, vacuum hydrodistillation and thermal desrption, Chromatographia, 2008, 68, 7/8, 603-610, https://doi.org/10.1365/s10337-008-0732-1 . [all data]

Kawakami, Ganguly, et al., 1995
Kawakami, M.; Ganguly, S.N.; Banerjee, J.; Kobayashi, A., Aroma composition of oolong tea and black tea by brewed extraction method and characterizing compounds of Darjeeling tea aroma, J. Agric. Food Chem., 1995, 43, 1, 200-207, https://doi.org/10.1021/jf00049a037 . [all data]

Togari, Kobayashi, et al., 1995
Togari, N.; Kobayashi, A.; Aishima, T., Pattern recognition applied to gas chromatographic profiles of volatile components in three tea categories, Food Res. Int., 1995, 28, 5, 495-502, https://doi.org/10.1016/0963-9969(95)00029-1 . [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]


Notes

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