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Analysis of 2,4,6-nonatrienal geometrical isomers from male flea beetles, Epitrix hirtipennis and E. fuscula.
Zilkowski BW, Bartelt RJ, Vermillion K. Zilkowski BW, et al. J Agric Food Chem. 2008 Jul 9;56(13):4982-6. doi: 10.1021/jf8005273. Epub 2008 Jun 14. J Agric Food Chem. 2008. PMID: 18553913
Geometrical isomers of 2,4,6-nonatrienal have been reported from a variety of food- and insect-related sources. ...In an effort to acquire standards to aid in identification, we found that exposing (2 E,4 E,6 E)-2,4,6-nonatriena …
Geometrical isomers of 2,4,6-nonatrienal have been reported from a variety of food- and insect-related sources. …
Characterization of (E,E,Z)-2,4,6-nonatrienal as a character impact aroma compound of oat flakes.
Schuh C, Schieberle P. Schuh C, et al. J Agric Food Chem. 2005 Nov 2;53(22):8699-705. doi: 10.1021/jf051601i. J Agric Food Chem. 2005. PMID: 16248574
By mass spectrometry and nuclear magnetic resonance measurements followed by a synthesis, (E,E,Z)-2,4,6-nonatrienal, exhibiting an intense oat flake-like odor at the extremely low odor threshold of 0.0002 ng/L in air, was identified as the key odorant …
By mass spectrometry and nuclear magnetic resonance measurements followed by a synthesis, (E,E,Z)-2,4,6-nonatrienal …
Changes in the Concentrations of Key Aroma Compounds in Oat (Avena sativa) Flour during Manufacturing of Oat Pastry.
Dach A, Schieberle P. Dach A, et al. J Agric Food Chem. 2021 Feb 10;69(5):1589-1597. doi: 10.1021/acs.jafc.0c07499. Epub 2021 Jan 25. J Agric Food Chem. 2021. PMID: 33492951
Among them, vanillin, (E,E,Z)-2,4,6-nonatrienal, 2-acetyl-1-pyrroline, 3-methylbutanoic acid, and 2-methoxy-4-vinylphenol showed the highest OAVs. ...In contrast, in line with the overall aroma profile, particularly the concentration of the oat-like sm …
Among them, vanillin, (E,E,Z)-2,4,6-nonatrienal, 2-acetyl-1-pyrroline, 3-methylbutanoic acid, and 2-methoxy-4-vi …
Characterization of the Key Aroma Compounds in a Freshly Prepared Oat (Avena sativa L.) Pastry by Application of the Sensomics Approach.
Dach A, Schieberle P. Dach A, et al. J Agric Food Chem. 2021 Feb 10;69(5):1578-1588. doi: 10.1021/acs.jafc.0c07498. Epub 2021 Jan 26. J Agric Food Chem. 2021. PMID: 33497230
Among them, 3-(methylthio)propanal (cooked-potato-like), 2-acetyl-1-pyrroline (roasty, popcorn-like), vanillin (vanilla-like), 2-methoxy-4-vinylphenol (clove-like), 1-octen-3-one (mushroom-like), 2-propionyl-1-pyrroline (roasty, popcorn-like), and (E,E,Z)-2,4,6 …
Among them, 3-(methylthio)propanal (cooked-potato-like), 2-acetyl-1-pyrroline (roasty, popcorn-like), vanillin (vanilla-like), 2-methoxy-4-v …
Comparative Characterization of Aroma Compounds in Silver Carp (Hypophthalmichthys molitrix), Pacific Whiting (Merluccius productus), and Alaska Pollock (Theragra chalcogramma) Surimi by Aroma Extract Dilution Analysis, Odor Activity Value, and Aroma Recombination Studies.
An Y, Qian YL, Alcazar Magana A, Xiong S, Qian MC. An Y, et al. J Agric Food Chem. 2020 Sep 23;68(38):10403-10413. doi: 10.1021/acs.jafc.9b07621. Epub 2020 Mar 16. J Agric Food Chem. 2020. PMID: 32146815
Results demonstrated that the most potent aroma-active compounds in the surimi were hexanal, (Z)-4-heptenal, (Z)-4-decenal, (E,Z)-2,6-nonadienal, (E,E)-2,4-nonadienal, (E,Z)-2,4-decadienal, (E,E)-2,4-decadienal, (E,E,Z)-2,4,6-nonatrienal, (E,Z,Z)-2,4,7 …
Results demonstrated that the most potent aroma-active compounds in the surimi were hexanal, (Z)-4-heptenal, (Z)-4-decenal, (E,Z)-2,6-nonadi …
Male-produced aggregation pheromone compounds from the eggplant flea beetle (Epitrix fuscula): identification, synthesis, and field biossays.
Zilkowski BW, Bartelt RJ, Cossé AA, Petroski RJ. Zilkowski BW, et al. J Chem Ecol. 2006 Nov;32(11):2543-58. doi: 10.1007/s10886-006-9163-3. J Chem Ecol. 2006. PMID: 17075723
Six male-specific compounds were detected and were identified through the use of mass spectrometry, nuclear magnetic resonance (NMR) spectrometry, chiral and achiral gas chromatography, high-performance liquid chromatography, electrophysiology (gas chromatography-electroantennogr …
Six male-specific compounds were detected and were identified through the use of mass spectrometry, nuclear magnetic resonance (NMR) spectro …
Identification and formation of volatile components responsible for the characteristic aroma of mat rush (igusa).
Kumazawa K, Sakai N, Amma H, Sakamoto S, Kodama M, Wada Y, Nishimura O. Kumazawa K, et al. Biosci Biotechnol Biochem. 2010;74(6):1231-6. doi: 10.1271/bbb.100053. Epub 2010 Jun 7. Biosci Biotechnol Biochem. 2010. PMID: 20530899 Free article.
Eleven odorants were identified or tentatively identified from the twelve peaks as methional, (E,Z)-2,6-nonadienal, (E)-2-nonenal, (E,E)-2,4-nonadienal, (E,E,Z)-2,4,6-nonatrienal, trans-4,5-epoxy-(E)-2-decenal, 4-hydroxy-2,5-dimethyl-3(2H)-furanone, 3- …
Eleven odorants were identified or tentatively identified from the twelve peaks as methional, (E,Z)-2,6-nonadienal, (E)-2-nonenal, (E,E)-2,4 …
Characterization of the key aroma compounds in the beverage prepared from Darjeeling black tea: quantitative differences between tea leaves and infusion.
Schuh C, Schieberle P. Schuh C, et al. J Agric Food Chem. 2006 Feb 8;54(3):916-24. doi: 10.1021/jf052495n. J Agric Food Chem. 2006. PMID: 16448203
By application of the aroma extract dilution analysis on the volatile fraction isolated from a black tea infusion (Darjeeling Gold Selection), vanillin (vanilla-like), 4-hydroxy-2,5-dimethyl-3(2H)-furanone (caramel), 2-phenylethanol (flowery), and (E,E,Z)-2,4,6 …
By application of the aroma extract dilution analysis on the volatile fraction isolated from a black tea infusion (Darjeeling Gold Selection …
Model studies on the key aroma compounds formed by an oxidative degradation of ω-3 fatty acids initiated by either copper(II) ions or lipoxygenase.
Hammer M, Schieberle P. Hammer M, et al. J Agric Food Chem. 2013 Nov 20;61(46):10891-900. doi: 10.1021/jf403827p. Epub 2013 Nov 5. J Agric Food Chem. 2013. PMID: 24191635
Application of aroma extract dilution analysis (AEDA) on the volatiles generated by autoxidation of EPA revealed trans-4,5-epoxy-(E,Z)-2,7-decadienal, identified for the first time as fatty acid degradation product, (Z)-1,5-octadien-3-one, (Z)-3-hexenal, (Z,Z)-2,5-octadienal, (Z, …
Application of aroma extract dilution analysis (AEDA) on the volatiles generated by autoxidation of EPA revealed trans-4,5-epoxy-(E,Z)-2,7-d …
A novel cleavage product formed by autoxidation of lycopene induces apoptosis in HL-60 cells.
Zhang H, Kotake-Nara E, Ono H, Nagao A. Zhang H, et al. Free Radic Biol Med. 2003 Dec 15;35(12):1653-63. doi: 10.1016/j.freeradbiomed.2003.09.019. Free Radic Biol Med. 2003. PMID: 14680688
Spectral analyses elucidated its structure as (E,E,E)-4-methyl-8-oxo-2,4,6-nonatrienal (MON), suggesting the formation through the oxidative cleavages at the 5, 6- and 13, 14-double bonds of lycopene. ...
Spectral analyses elucidated its structure as (E,E,E)-4-methyl-8-oxo-2,4,6-nonatrienal (MON), suggesting the for …
12 results