Incompatible with oxidizing agents, strong bases, strong reducing agents, strong acids. ; Nicholson, G.J., Gas chromatography of polar solutes in electron acceptor stationary phases, Aust. Food Chem., 55, 2007, 5754-5760. ass: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 40 C; End T: 240 C; End time: 10 min; CAS no: 123728; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Lopez-Galilea I.; Fournier N.; Cid C.; Guichard E., Changes in headspace volatile concentrations of coffee brews caused by the roasting process and the brewing procedure, J. Agric. Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

; Madruga, M.S.

and Caesalpinia violacea (Mill.) Food Chem., 53, 2005, 2616-2622. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 280 C; Start time: 2 min; CAS no: 123728; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Elmore, J.S. ; Bassoli, D.G., Utilizacao do indice de retencao linear para caracterizacao de compostos volateis em cafe soluvel utilizando GC-MS e coluna HP-Innowax, Quim. vapor density 2.5 (vs air) vapor pressure 66 mmHg ( 4.4 °C) assay ≥99% Gas-chromatographische Charakterisierung organischer Verbindungen. If you find a lot number with a filling-code such as ; Amboni, R.D.M.C. Food Chem., 49, 2001, 5883-5887. ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 35 C; End T: 270 C; Start time: 1 min; CAS no: 123728; Active phase: DB-1; Carrier gas: He; Phase thickness: 5 um; Data type: Linear RI; Authors: Bartelt, R.J., Calibration of a commercial solid-phase microextraction device for measuring headspace concentrations of organic volatiles, Anal. Chem., 69, 1997, 364-372. ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 6 K/min; Start T: -50 C; End T: 180 C; CAS no: 123728; Active phase: DB-1; Phase thickness: 1 um; Data type: Linear RI; Authors: Helmig, D.; Pollock, W.; Greenberg, J.; Zimmerman, P., Gas chromatography mass spectrometry analysis of volatile organic trace gases at Mauna Loa Observatory, Hawaii, J. Geophys. I. Food Chem., 53, 2005, 4510-4516. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 230 C; Start time: 8 min; CAS no: 123728; Active phase: TC-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Ishikawa, M.; Ito, O.; Ishizaki, S.; Kurobayashi, Y.; Fujita, A., Solid-phase aroma concentrate extraction (SPACE ): a new headspace technique for more sensitive analysis of volatiles, Flavour Fragr. A, 1154, 2007, 331-341. class: Semi-standard non-polar; Column diameter: 0.53 mm; Column length: 30 m; Column type: Capillary; Description: 40C(1min) =>6C/min =>180C =>20C/min =>280C; CAS no: 123728; Active phase: SPB-5; Phase thickness: 1.5 um; Data type: Linear RI; Authors: Majcher, M.A. Res., 101(D9), 1996, 14697-14710. ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 6 K/min; Start T: -50 C; End T: 180 C; Start time: 4 min; CAS no: 123728; Active phase: DB-1; Phase thickness: 1 um; Data type: Linear RI; Authors: Kaiser, E.W. Chromatogr., 845, 1999, 21-31. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 200 C; Start time: 10 min; CAS no: 123728; Active phase: DB-Wax; Carrier gas: He; Data type: Kovats RI; Authors: Umano, K.; Shibamoto, T., Analysis of headspace volatiles from overheated beef fat, J. Agric. Butyraldehyde has a density of 0.802 g/mL and a heat of combustion of 1520 kJ/mole. Density 0.8 g/mL at 25 °C (77 °F) Water solubility soluble Partition coefficient: n-octanol/water log Pow: 0.79 Relative vapour density 2.49 - (Air = 1.0) Odour unpleasant Odour Threshold no data available Evapouration rate no data available 10. ; Poll, L., Determination of odor active aroma compounds in freshly cut leek (Allium ampeloprasum Var. Food Chem., 39(11), 1991, 1972-1975. ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 160 C; Start time: 5 min; CAS no: 123728; Active phase: DB-5; Carrier gas: He; Data type: Normal alkane RI; Authors: Macku, C.; Shibamoto, T., Headspace volatile compounds formed from heated corn oil and corn oil with glycine, J. Agric.

Food Chem., 50, 2002, 6459-6467. class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 35C(8min) =>4C/min => 60C =>6C/min =>160C =>20C/min =>220C(1min); CAS no: 123728; Active phase: Supelcowax-10; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Bianchi, F.; Cantoni, C.; Careri, M.; Chiesa, L.; Musci, M.; Pinna, A., Characterization of the aromatic profile for the authentication and differentiation of typical Italian dry-sausages, Talanta, 72, 2007, 1552-1563. class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 35C(8min) =>4C/min =>60C =>6C/min =>160C=>20C/min =>200C(1min); CAS no: 123728; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: 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. Questions? ; Larsen, L.M. vapor density 2.5 (vs air) vapor pressure 90 mmHg ( 20 °C) assay ... density 0.8 g/mL at 25 °C (lit.) Chromatogr., 11, 1963, 463-471. https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:15743, ACD/Labs Percepta Platform - PhysChem Module, US Environmental Protection Agency’s EPISuite™, Compounds with the same molecular formula, Search Google for structures with same skeleton, colourless liquid with a very unpleasant smell, colourless, mobile liquid/pungent, nutty odour. ; Nicholson, G.J., Gas chromatography of polar solutes in electron acceptor stationary phases, Aust. J.

Organoleptic pungent SMILES string ... Butyraldehyde may be used in the preparation of dimeric Schiff base, via reaction with aniline. ; Chaintreau, A., Determination and origin of the aroma impact compounds of yogurt flavor, J. Agric. A, 973, 2002, 135-142. umn class: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Start T: 20 C; CAS no: 123728; Active phase: HP-1; Phase thickness: 1.05 um; Data type: Kovats RI; Authors: Heberger, K.; Gorgenyi, M.; Kowalska, T., Temperature dependence of Kovats indices in gas chromatography revisited, J. Chromatogr. Chromatogr., 845, 1999, 21-31. umn class: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Start T: 110 C; CAS no: 123728; Active phase: HP-1; Carrier gas: N2; Phase thickness: 1.05 um; Data type: Kovats RI; Authors: Heberger, K.; Gorgenyi, M., Principal component analysis of Kovats indices for carbonyl compounds in capillary gas chromatography, J.

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