methylpyrazine C5H6N2 structure

C5H6N2 structure
Molecular Formula C5H6N2
Average mass 94.115 Da
Density 1.0±0.1 g/cm3
Boiling Point 135.1±20.0 °C at 760 mmHg
Flash Point 50.0±0.0 °C
Molar Refractivity 27.3±0.3 cm3
Polarizability 10.8±0.5 10-24cm3
Surface Tension 41.0±3.0 dyne/cm
Molar Volume 92.2±3.0 cm3
  • Experimental Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      colourless to slightly yellow liquid with a nutty, cocoa-like odour Food and Agriculture Organization of the United Nations Methylpyrazine
      Not Available Novochemy
      [NC-30542]
    • Safety:

      10-22-36/37/38 Alfa Aesar A14146
      20/21/22 Novochemy
      [NC-30542]
      20/21/36/37/39 Novochemy
      [NC-30542]
      3 Alfa Aesar A14146
      7-26-36/37 Alfa Aesar A14146
      DANGER: FLAMMABLE, irritates skin and eyes Alfa Aesar A14146
      GHS02; GHS07 Biosynth Q-100051
      GHS07; GHS09 Novochemy
      [NC-30542]
      H226; H302; H315; H319; H335 Biosynth Q-100051
      H226-H302-H315-H319-H335 Alfa Aesar A14146
      H332; H403 Novochemy
      [NC-30542]
      P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a Alfa Aesar A14146
      P261; P305+P351+P338 Biosynth Q-100051
      P305+P351+P338; P376; P270 Novochemy
      [NC-30542]
      R52/53 Novochemy
      [NC-30542]
      Warning Alfa Aesar A14146
      Warning Biosynth Q-100051
      Warning Novochemy
      [NC-30542]
  • Gas Chromatography
    • Retention Index (Kovats):

      781 (estimated with error: 83) NIST Spectra mainlib_227744, replib_34507, replib_34889, replib_285419
      812 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column diameter: 0.3 mm; Column length: 50 m; Column type: Capillary; Start T: 110 C; CAS no: 109080; Active phase: OV-101; Carrier gas: He; Phase thickness: 0.4 um; Data type: Kovats RI; Authors: Zhuravleva, I.L., Evaluation of the polarity and boiling points of nitrogen-containing heterocyclic compounds by gas chromatography, Russ. Chem. Bull. (Engl. Transl.), 49(2), 2000, 325-328., Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column type: Capillary; Start T: 110 C; CAS no: 109080; Active phase: OV-101; Carrier gas: He; Phase thickness: 0.4 um; Data type: Kovats RI; Authors: Golovnya, R.V.; Kuz’menko, T.E.; Krikunova, N.I., The influence of alkyl substituents on the chromatographic indicator of self-association of N-containing heterocyclic compounds, Russ. Chem. Bull. (Engl. Transl.), 49(2), 2000, 321-324.) NIST Spectra nist ri
      794 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 30 C; End T: 220 C; Start time: 4 min; CAS no: 109080; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Kovats RI; Authors: Takeoka, G.; Perrino, C., Jr.; Buttery, R., Volatile constituents of used frying oils, J. Agric. Food Chem., 44, 1996, 654-660.) NIST Spectra nist ri
      796 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column length: 3 m; Column type: Packed; Start T: 150 C; CAS no: 109080; Active phase: PMS-100; Carrier gas: He; Substrate: Celite 545 (44-60 mesh); Data type: Kovats RI; Authors: Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L., Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. VII. Retention indices of amines in some polar and unpolar stationary phases, Latv. PSR Zinat. Akad. Vestis Kim. Ser., , 1973, 51-63., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 30 C; End T: 220 C; Start time: 4 min; CAS no: 109080; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Kovats RI; Authors: Takeoka, G.; Perrino, C., Jr.; Buttery, R., Volatile constituents of used frying oils, J. Agric. Food Chem., 44, 1996, 654-660.) NIST Spectra nist ri
      849 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Start T: 80 C; CAS no: 109080; Active phase: OV-101; Carrier gas: He; Data type: Kovats RI; Authors: Golovnya, R.V.; Samusenko, A.L.; Dmitriev, L.B., Behavior of methyl-substituted pyrazines and use of the principle of nonadditive change in the sorption energy for prediction of the retention indices in capillary gas chromatography, Zh. Anal. Khim., 42(4), 1987, 558-563, In original 699-705., Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 80 C; CAS no: 109080; Active phase: SE-30; Carrier gas: He; Phase thickness: 1 um; Data type: Kovats RI; Authors: Samusenko, A.L.; Golovnya, R.V., Prediction of the retention indices of methyl pyridines and pyrazines in capillary gas chromatography based on the non-linear additivity of the sorption energy, Chromatographia, 25(6), 1988, 531-535.) NIST Spectra nist ri
      852 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Start T: 110 C; CAS no: 109080; Active phase: OV-101; Carrier gas: He; Data type: Kovats RI; Authors: Golovnya, R.V.; Samusenko, A.L.; Dmitriev, L.B., Behavior of methyl-substituted pyrazines and use of the principle of nonadditive change in the sorption energy for prediction of the retention indices in capillary gas chromatography, Zh. Anal. Khim., 42(4), 1987, 558-563, In original 699-705., Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 110 C; CAS no: 109080; Active phase: SE-30; Carrier gas: He; Phase thickness: 1 um; Data type: Kovats RI; Authors: Samusenko, A.L.; Golovnya, R.V., Prediction of the retention indices of methyl pyridines and pyrazines in capillary gas chromatography based on the non-linear additivity of the sorption energy, Chromatographia, 25(6), 1988, 531-535.) NIST Spectra nist ri
      806 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.28 mm; Column length: 80 m; Column type: Capillary; Heat rate: 1 K/min; Start T: 80 C; End T: 200 C; CAS no: 109080; Active phase: OV-101; Carrier gas: N2; Data type: Kovats RI; Authors: Shibamoto, T.; Kamiya, Y.; Mihara, S., Isolation and identification of volatile compounds in cooked meat: sukiyaki, J. Agric. Food Chem., 29, 1981, 57-63.) NIST Spectra nist ri
      793 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column length: 3 m; Column type: Packed; Start T: 180 C; CAS no: 109080; Active phase: PMS-100; Carrier gas: He; Substrate: Celite 545 (44-60 mesh); Data type: Kovats RI; Authors: Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L., Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. VII. Retention indices of amines in some polar and unpolar stationary phases, Latv. PSR Zinat. Akad. Vestis Kim. Ser., , 1973, 51-63.) NIST Spectra nist ri
      802 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column length: 3 m; Column type: Packed; Start T: 130 C; CAS no: 109080; Active phase: PMS-100; Carrier gas: He; Substrate: Celite 545 (44-60 mesh); Data type: Kovats RI; Authors: Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L., Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. VII. Retention indices of amines in some polar and unpolar stationary phases, Latv. PSR Zinat. Akad. Vestis Kim. Ser., , 1973, 51-63.) NIST Spectra nist ri
      805 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column length: 4 m; Column type: Packed; Start T: 120 C; CAS no: 109080; Active phase: DC-200; Substrate: Celite; Data type: Kovats RI; Authors: Reymond, D.; Mueggler-Chavan, F.; Viani, R.; Vuataz, L.; Egli, R.H., Gas chromatographic analysis of steam volatile aroma constituents: application to coffee, tea and cocoa aromas, J. Gas Chromatogr., , 1966, 28-31.) NIST Spectra nist ri
      800 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column length: 6 m; Column type: Packed; Start T: 120 C; CAS no: 109080; Active phase: SE-30; Carrier gas: He; Substrate: Chromosorb P; Data type: Kovats RI; Authors: Viani, R.; Muggler-Chavan, F.; Reymond, D.; Egli, R.H., 196. Sur la composition de l’arome de cafe, Helv. Chim. Acta, 48(195-196), 1965, 1809-1815.) NIST Spectra nist ri
      1263 (Program type: Ramp; Column cl… (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 180 C; End time: 30 min; Start time: 4 min; CAS no: 109080; Active phase: DB-Wax; Carrier gas: He; Data type: Kovats RI; Authors: Yeo, H.C.H.; Shibamoto, T., Microwave-induced volatiles of the Maillard model system under different pH conditions, J. Agric. Food Chem., 39(2), 1991, 370-373.) NIST Spectra nist ri
      1274 (Program type: Ramp; Column cl… (show more) 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: 190 C; Start time: 6 min; CAS no: 109080; Active phase: DB-Wax; Carrier gas: He; Data type: Kovats RI; Authors: Shimoda, M.; Shibamoto, T., Isolation and identification of headspace volatiles from brewed coffee with an on-column GC/MS method, J. Agric. Food Chem., 38(3), 1990, 802-804.) NIST Spectra nist ri
      1257 (Program type: Isothermal; Col… (show more) umn class: Standard polar; Column diameter: 0.3 mm; Column length: 50 m; Column type: Capillary; Start T: 80 C; CAS no: 109080; Active phase: PEG-40M; Carrier gas: He; Data type: Kovats RI; Authors: Golovnya, R.V.; Samusenko, A.L.; Dmitriev, L.B., Behavior of methyl-substituted pyrazines and use of the principle of nonadditive change in the sorption energy for prediction of the retention indices in capillary gas chromatography, Zh. Anal. Khim., 42(4), 1987, 558-563, In original 699-705.) NIST Spectra nist ri
      1268 (Program type: Isothermal; Col… (show more) umn class: Standard polar; Column diameter: 0.3 mm; Column length: 50 m; Column type: Capillary; Start T: 110 C; CAS no: 109080; Active phase: PEG-40M; Carrier gas: He; Data type: Kovats RI; Authors: Golovnya, R.V.; Samusenko, A.L.; Dmitriev, L.B., Behavior of methyl-substituted pyrazines and use of the principle of nonadditive change in the sorption energy for prediction of the retention indices in capillary gas chromatography, Zh. Anal. Khim., 42(4), 1987, 558-563, In original 699-705.) NIST Spectra nist ri
      1254 (Program type: Ramp; Column cl… (show more) ass: Standard polar; Column diameter: 0.28 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 80 C; End T: 200 C; CAS no: 109080; Active phase: Carbowax 20M; Carrier gas: N2; Data type: Kovats RI; Authors: Shibamoto, T.; Kamiya, Y.; Mihara, S., Isolation and identification of volatile compounds in cooked meat: sukiyaki, J. Agric. Food Chem., 29, 1981, 57-63.) NIST Spectra nist ri
      1255 (Program type: Ramp; Column cl… (show more) ass: Standard polar; Column diameter: 0.28 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 80 C; End T: 200 C; CAS no: 109080; Active phase: Carbowax 20M; Carrier gas: N2; Data type: Kovats RI; Authors: Shibamoto, T.; Kamiya, Y.; Mihara, S., Isolation and identification of volatile compounds in cooked meat: sukiyaki, J. Agric. Food Chem., 29, 1981, 57-63.) NIST Spectra nist ri
      1305 (Program type: Isothermal; Col… (show more) umn class: Standard polar; Column length: 3 m; Column type: Packed; Start T: 152 C; CAS no: 109080; Active phase: PEG-2000; Carrier gas: He; Substrate: Celite 545 (44-60 mesh); Data type: Kovats RI; Authors: Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L., Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. VII. Retention indices of amines in some polar and unpolar stationary phases, Latv. PSR Zinat. Akad. Vestis Kim. Ser., , 1973, 51-63.) NIST Spectra nist ri
      1309 (Program type: Isothermal; Col… (show more) umn class: Standard polar; Column length: 3 m; Column type: Packed; Start T: 150 C; CAS no: 109080; Active phase: PEG-2000; Carrier gas: He; Substrate: Celite 545 (44-60 mesh); Data type: Kovats RI; Authors: Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L., Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. VII. Retention indices of amines in some polar and unpolar stationary phases, Latv. PSR Zinat. Akad. Vestis Kim. Ser., , 1973, 51-63.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      802 (Program type: Complex; Column… (show more) class: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 36C=>20C/min =>85C=>1C/min =>145C=>3C/min =>250C(30min); CAS no: 109080; Active phase: CP Sil 5 CB; Phase thickness: 1.2 um; Data type: Normal alkane RI; Authors: Counet, C.; Ouwerx, C.; Rosoux, D.; Collin, S., Relationship between procyanidin and flavor contents of cocoa liquors from different origins, J. Agric. Food Chem., 52, 2004, 6243-6249., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.2 mm; Column length: 25 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 200 C; End time: 15 min; CAS no: 109080; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Lorenz, G.; Stern, D.J.; Flath, R.A.; Haddon, W.F.; Tillin, S.J.; Teranishi, R., Identification of sheep liver volatiles, J. Agric. Food Chem., 31, 1983, 1052-1057., Program type: Ramp; Column cl… (show more) ass: 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: 260 C; End time: 60 min; Start time: 5 min; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 1 um; Data type: Normal alkane RI; Authors: Yu, T.-H.; Ho, C.-T., Volatile compounds generated from thermal reaction of methionine and methionine sulfoxide with or without glucose, J. Agric. Food Chem., 43, 1995, 1641-1646., Program type: Ramp; Column cl… (show more) ass: 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: 260 C; End time: 60 min; Start time: 5 min; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Yu, T.-H.; Wu, C.-M.; Ho, C.-T., Meat-like flavor generated from thermal interactions of glucose and alliin or deoxyalliin, J. Agric. Food Chem., 42(4), 1994, 1005-1009., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 260 C; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Chen, J.; Ho, C.-T., Volatile compounds formed from thermal degradation of glucosamine in a dry system, J. Agric. Food Chem., 46(5), 1998, 1971-1974., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 250 C; CAS no: 109080; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Flath, R.A.; Matsumoto, K.E.; Binder, R.G.; Cunningham, R.T.; Mon, T.R., Effect of pH on the volatiles of hydrolyzed protein insect baits, J. Agric. Food Chem., 37(3), 1989, 814-819.) NIST Spectra nist ri
      805 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 109080; Active phase: SE-30; Data type: Normal alkane RI; Authors: Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004.) NIST Spectra nist ri
      811 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 109080; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Bakshu, L.Md.; Raju, R.R.V., Essential oil composition and antimicrobial activity of tuberous roots of Pimpinella tirupatiensis Bal. & Subr., an endemic taxon from eastern ghats, India, Flavour Fragr. J., 17, 2002, 413-415.) NIST Spectra nist ri
      803 (Program type: Complex; Column… (show more) class: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 36C=>20C/min=>85C=>1C/min=>145C=3C/min=>250C(30min); CAS no: 109080; Active phase: CP Sil 5 CB; Phase thickness: 1.2 um; Data type: Normal alkane RI; Authors: Counet, C.; Callemien, D.; Ouwerx, C.; Collin, S., Use of gas chromatography-olfactometry to identify key odorant compounds in dark chocolate. Comparison of samples before and after conching, J. Agric. Food Chem., 50, 2002, 2385-2391., Program type: Ramp; Column cl… (show more) 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: 200 C; Start time: 1 min; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Robacker, D.C.; Bartelt, R.J., Chemicals attractive to Mexican fruit fly from Klebsiella pneumoniae and Citrobacter freundii cultures sampled by solid-phase microextraction MICROEXTRACTION, J. Chem. Ecol., 23(12), 1997, 2897-2915., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 280 C; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Tai, C.-Y.; Ho, C.-T., Influence of glutathione oxidation and pH on thermal formation of Maillard-type volatile compounds, J. Agric. Food Chem., 46(6), 1998, 2260-2265., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 250 C; CAS no: 109080; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Flath, R.A.; Matsumoto, K.E.; Binder, R.G.; Cunningham, R.T.; Mon, T.R., Effect of pH on the volatiles of hydrolyzed protein insect baits, J. Agric. Food Chem., 37(3), 1989, 814-819.) NIST Spectra nist ri
      804 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 260 C; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 1 um; Data type: Normal alkane RI; Authors: Chen, J.; Ho, C.-T., Comparison of volatile generation in serine/threonine/glutamine-ribose/glucose/fructose model systems, J. Agric. Food Chem., 47, 1999, 643-647.) NIST Spectra nist ri
      806 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 260 C; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Chen, J.; Ho, C.-T., Volatile compounds generated in serine-monosaccharide model systems, J. Agric. Food Chem., 46(4), 1998, 1518-1522.) NIST Spectra nist ri
      785 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 260 C; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 1 um; Data type: Normal alkane RI; Authors: Chen, J.; Wang, M.; Ho, C.-T., Volatile compounds generated from thermal degradation of N-acetylglucosamine, J. Agric. Food Chem., 46, 1998, 3207-3209.) NIST Spectra nist ri
      796 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 30 C; End T: 200 C; End time: 20 min; Start time: 25 min; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Data type: Normal alkane RI; Authors: Buttery, R.G.; Ling, L.C., Volatile flavor components of corn tortillas and related products, J. Agric. Food Chem., 43, 1995, 1878-1882., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 30 C; End T: 200 C; End time: 20 min; Start time: 25 min; CAS no: 109080; Active phase: DB-1; Data type: Normal alkane RI; Authors: Buttery, R.G.; Ling, L.C.; Stern, D.J., Studies on popcorn aroma and flavor volatiles, J. Agric. Food Chem., 45, 1997, 837-843., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 250 C; CAS no: 109080; Active phase: OV-101; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Misharina, T.A.; Golovnya, R.V.; Charnomskii, V.V., Volatile components of boiled shrimp funchalia woodwardi and crab geryon maritae, Zh. Anal. Khim., 46, 1991, 1421-1429., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 30 C; End T: 200 C; End time: 20 min; Start time: 25 min; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Data type: Normal alkane RI; Authors: Buttery, R.G.; Stern, D.J.; Ling, L.C., Studies on flavor volatiles of some sweet corn products, J. Agric. Food Chem., 42(3), 1994, 791-795.) NIST Spectra nist ri
      800 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.2 mm; Column length: 25 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 200 C; End time: 15 min; CAS no: 109080; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Lorenz, G.; Stern, D.J.; Flath, R.A.; Haddon, W.F.; Tillin, S.J.; Teranishi, R., Identification of sheep liver volatiles, J. Agric. Food Chem., 31, 1983, 1052-1057., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.20 mm; Column length: 50 m; Column type: Capillary; Heat rate: 1 K/min; Start T: 50 C; End T: 200 C; End time: 35 min; CAS no: 109080; Active phase: OV-1; Carrier gas: Hydrogen; Data type: Normal alkane RI; Authors: Wu, C.-M.; Liou, S.-E.; Chang, Y.-H.; Chiang, W., Volatile compounds of the wax gourd (Benincasa hispida, Cogn) and a wax gourd beverage, J. Food Sci., 52(1), 1987, 132-134., Program type: Ramp; Column cl… (show more) ass: 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: 260 C; End time: 60 min; Start time: 5 min; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Yu, T.-H.; Wu, C.-M.; Ho, C.-T., Meat-like flavor generated from thermal interactions of glucose and alliin or deoxyalliin, J. Agric. Food Chem., 42(4), 1994, 1005-1009., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 280 C; End time: 40 min; Start time: 2 min; CAS no: 109080; Active phase: DB-1; Carrier gas: He; Phase thickness: 1 um; Data type: Normal alkane RI; Authors: Lu, G.; Yu, T.-H.; Ho, C.-T., Generation of flavor compounds by the reaction of 2-deoxyglucose with selected amino acids, J. Agric. Food Chem., 45, 1997, 233-236.) NIST Spectra nist ri
      799 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 38 C; End T: 220 C; End time: 2 min; Start time: 1 min; CAS no: 109080; Active phase: HP-5MS; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Krist, S.; Stuebiger, G.; Unterweger, H.; Bandion, F.; Buchbauer, G., Analysis of volatile compounds and triglycerides of seed oils extracted from different poppy varieties (Papaver somniferum L.), J. Agric. Food Chem., 53, 2005, 8310-8316., Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 240 C; CAS no: 109080; Active phase: HP-5; Carrier gas: He; Phase thickness: 1 um; Data type: Normal alkane RI; Authors: Garcia, C.; Martin, A.; Timon, M.L.; Cordoba, J.J., Microbial populations and volatile compounds in the ‘bone taint’ spoilage of dry cured ham, Lett. Appl. Microbiol., 30, 2000, 61-66., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 109080; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Misharina, T.A., Sorption regularities of sulfur- and oxygen-containing compounds in chromatography and their application in identification of volatile organic compounds, Diss. degree of Dr. Sci. (Chemistry), 1995, 52.) NIST Spectra nist ri
      795 (Program type: Complex; Column… (show more) class: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Description: 30c (1.5min) => 20C/min => 55C =>6C/min => 200C(10min); CAS no: 109080; Active phase: RSL-150; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Buchbauer, G.; Nikiforov, A.; Remberg, B., Headspace constituents of opium, Planta Medica, 60(2), 1994, 181-183., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.31 mm; Column length: 50 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 0 C; End T: 225 C; Start time: 1 min; CAS no: 109080; Active phase: OV-101; Carrier gas: He; Data type: Normal alkane RI; Authors: del Rosario, R.; de Lumen, B.O.; Habu, T.; Flath, R.A.; Mon, T.R.; Teranishi, R., Comparison of headspace volatiles from winged beans and soybeans, J. Agric. Food Chem., 32, 1984, 1011-1015., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 250 C; CAS no: 109080; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Flath, R.A.; Matsumoto, K.E.; Binder, R.G.; Cunningham, R.T.; Mon, T.R., Effect of pH on the volatiles of hydrolyzed protein insect baits, J. Agric. Food Chem., 37(3), 1989, 814-819.) NIST Spectra nist ri
      798 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; CAS no: 109080; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Kawai, T.; Ishida, Y.; Kakiuchi, H.; Ikeda, N.; Higashida, T.; Nakamura, S., Flavor components of dried squid, J. Agric. Food Chem., 39(4), 1991, 770-777., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.5 mm; Column length: 50 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 170 C; Start time: 3 min; CAS no: 109080; Active phase: SE-30; Carrier gas: He; Data type: Normal alkane RI; Authors: Heydanek, M.G.; McGorrin, R.J., Gas chromatography-mass spectroscopy investigations on the flavor chemistry of oat groats, J. Agric. Food Chem., 29, 1981, 950-954.) NIST Spectra nist ri
      801 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.22 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 80 C; End T: 200 C; CAS no: 109080; Active phase: OV-101; Carrier gas: N2; Data type: Normal alkane RI; Authors: Masuda, H.; Mihara, S., Use of modified molecular connectivity indices to predict retention indices of monosubstituted alkyl, alkoxy, alkylthio, phenoxy and (phenylthio)pyrazines, J. Chromatogr., 366, 1986, 373-377., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.22 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 80 C; End T: 200 C; CAS no: 109080; Active phase: OV-101; Carrier gas: N2; Data type: Normal alkane RI; Authors: Mihara, S.; Enomoto, N., Calculation of retention indices of pyrazines on the basis of molecular structure, J. Chromatogr., 324, 1985, 428-430., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.22 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 80 C; End T: 200 C; CAS no: 109080; Active phase: OV-101; Carrier gas: N2; Data type: Normal alkane RI; Authors: Mihara, S.; Masuda, H., Correlation between molecular structures and retention indices of pyrazines, J. Chromatogr., 402, 1987, 309-317.) NIST Spectra nist ri
      811.8 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.03 in; Column length: 1000 ft; Column type: Capillary; Heat rate: 4 K/min; Start T: 80 C; End T: 225 C; Start time: 5 min; CAS no: 109080; Active phase: SF-96; Data type: Normal alkane RI; Authors: Mussinan, C.J.; Walradt, J.P., Volatile constituents of pressure cooked pork liver, J. Agric. Food Chem., 22(5), 1974, 827-831.) NIST Spectra nist ri
      796.2 (Program type: Ramp; Column clEthyl 4-chlorobenzoate C9H9ClO2 structure
    • 2-Chloroethyl acetate C4H7ClO2 structure
    • Allyl benzoate C10H10O2 structure
    • Ethyl trichloroacetate C4H5Cl3O2 structure
    • 2-(2-Furyl)-6-methylpyrazine C9H8N2O structure
    • 2,3-Diethyl-5-methylpyrazine C9H14N2 structure
    • 2-Methoxy-3-methylpyrazine C6H8N2O structure
    • Tagged In :

      Get help with your homework


      image

      We use cookies to give you the best experience possible. By continuing we’ll assume you’re on board with our cookie policy

      Haven't found the Essay You Want? Get your custom essay sample For Only $13.90/page

      Sarah from studyhippoHi there, would you like to get such a paper? How about receiving a customized one?

      Check it out