2-Pentenal, 2-methyl-
- Formula: C6H10O
- Molecular weight: 98.1430
- IUPAC Standard InChIKey: IDEYZABHVQLHAF-UHFFFAOYSA-N
- CAS Registry Number: 623-36-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Stereoisomers:
- Other names: α-Methyl-β-ethylacrolein; β-Ethyl-α-methylacrolein; 2-Methyl-2-pentenal; 2-Methyl-3-ethylacrolein; CH3CH2CH=C(CH3)CHO; 2-Methyl-2-pentenoic aldehyde; 2-Methyl-2-penten-1-al; 2-Methyl-2-pentene-1-al; 2-Methylpent-2-enal; NSC 9464; 2-Methylpentenal; (Z)-2-Methylpent-2-enal
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Gas Chromatography
Go To: Top, 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
Kovats' RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1149. | Garruti, Franco, et al., 2001 | H2; Column length: 30. m; Column diameter: 0.25 mm; Program: 50 0C (8 min) 4 K/min -> 110 0C 16 K/min -> 200 0C |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-30 | 852. | Misharina and Golovnya, 1996 | 50. m/0.32 mm/0.25 μm, 4. K/min; Tstart: 50. C; Tend: 250. C |
Capillary | Ultra-1 | 809.0 | Farkas, Hradský, et al., 1992 | 25. m/0.2 mm/0.33 μm, H2, 2. K/min; Tstart: 60. C; Tend: 230. C |
Capillary | HP-1 | 810. | Kuo and Ho, 1992 | 50. m/0.32 mm/1.05 μm, He, 2. K/min; Tstart: 40. C; Tend: 260. C |
Capillary | OV-1 | 811. | Schreyen, Dirinck, et al., 1976 | 1. K/min; Column length: 183. m; Column diameter: 0.762 mm; Tstart: 0. C; Tend: 230. C |
Capillary | OV-1 | 811. | Schreyen, Dirinck, et al., 1976, 2 | N2, 1. K/min; Column length: 183. m; Tstart: 0. C; Tend: 230. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5MS | 829.7 | Andriamaharavo, 2014 | 30. m/0.25 mm/0.25 μm, He; Program: 60C (1 min) => 5 C/min => 210C => 10 C/min => 280C (15 min) |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-Innowax | 1185. | Quijano, Linares, et al., 2007 | 60. m/0.25 mm/0.25 μm, He, 50. C @ 4. min, 4. K/min, 220. C @ 10. min |
Capillary | Supelcowax-10 | 1171. | Elmore, Nisyrios, et al., 2005 | 60. m/0.25 mm/0.25 μm, He, 40. C @ 2. min, 4. K/min; Tend: 280. C |
Capillary | Supelcowax-10 | 1151. | Chung, Yung, et al., 2002 | 60. m/0.25 mm/0.25 μm, He, 35. C @ 5. min, 2. K/min, 195. C @ 90. min |
Capillary | Supelcowax-10 | 1151. | Chung, Yung, et al., 2001 | 60. m/0.25 mm/0.25 μm, He, 35. C @ 5. min, 2. K/min, 195. C @ 90. min |
Capillary | HP-Innowax | 1190. | Schulz, Krüger, et al., 1998 | 60. m/0.25 mm/0.5 μm, H2, 4. K/min; Tstart: 80. C; Tend: 220. C |
Capillary | Supelcowax-10 | 1150. | Chung and Cadwallader, 1993 | 60. m/0.25 mm/0.25 μm, He, 40. C @ 5. min, 2. K/min, 195. C @ 40. min |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-54 | 834. | Bellesia, Pinetti, et al., 2001 | 25. m/0.20 mm/0.50 μm, He, 35. C @ 2. min, 5. K/min; Tend: 250. C |
Capillary | HP-5 | 853. | Kubec, Drhová, et al., 1999 | 30. m/0.25 mm/0.25 μm, N2, 40. C @ 3. min, 4. K/min, 240. C @ 10. min |
Capillary | SE-54 | 839. | Bellesia, Pinetti, et al., 1996 | 25. m/0.2 mm/0.5 μm, He, 35. C @ 2. min, 5. K/min; Tend: 250. C |
Capillary | DB-1 | 808. | Binder, Benson, et al., 1990 | 4. K/min, 230. C @ 10. min; Column length: 60. m; Column diameter: 0.32 mm; Tstart: 50. C |
Capillary | DB-1 | 808. | Binder, Turner, et al., 1990 | 4. K/min, 230. C @ 10. min; Tstart: 50. C |
Capillary | DB-1 | 804. | Binder, Flath, et al., 1989 | 4. K/min, 250. C @ 5. min; Column length: 60. m; Column diameter: 0.32 mm; Tstart: 50. C |
Capillary | OV-3 | 850. | Buttery and Ling, 1985 | He, 1. K/min, 170. C @ 120. min; Column length: 150. m; Column diameter: 0.66 mm; Tstart: 20. C |
Capillary | OV-3 | 850. | Buttery, Xu, et al., 1985 | 1. K/min; Column length: 150. m; Column diameter: 0.66 mm; Tstart: 20. C; Tend: 170. C |
Capillary | Methyl Silicone | 813. | Lorenz, Stern, et al., 1983 | 4. K/min, 200. C @ 15. min; Column length: 25. m; Column diameter: 0.2 mm; Tstart: 50. C |
Capillary | Methyl Silicone | 813. | Lorenz, Stern, et al., 1983 | 4. K/min, 200. C @ 15. min; Column length: 25. m; Column diameter: 0.2 mm; Tstart: 50. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 | 826. | Rotsatschakul, Visesanguan, et al., 2009 | 60. m/0.25 mm/0.25 μm, Helium; Program: 30 0C (2 min) 2 0Cmin -> 60 0C 10 0C/min -> 100 0C 20 0C/min -> 140 0C 10 0C/min -> 200 0C (10 min) |
Capillary | HP-5 | 828. | Splivallo, Bossi, et al., 2007 | He; Program: 50C => 3C/min => 200C(10min) => 10C/min => 290C(10min) |
Capillary | PONA | 810. | Robert, Héritier, et al., 2004 | 50. m/0.2 mm/0.5 μm, He; Program: 60C(0.5min => 70C/min => 60C => 4C/min => 240C |
Capillary | SE-30 | 812. | Vinogradov, 2004 | Program: not specified |
Capillary | DB-1 | 808. | Binder, Flath, et al., 1989 | Column length: 60. m; Column diameter: 0.32 mm; Program: not specified |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | TC-FFAP | 1177. | Kurose and Yatagai, 2005 | 60. m/0.25 mm/0.4 μm, He, 3. K/min, 220. C @ 30. min; Tstart: 60. C |
Capillary | DB-Wax | 1167. | Chyau and Mau, 2001 | 60. m/0.32 mm/0.25 μm, 50. C @ 5. min, 1.5 K/min, 210. C @ 10. min |
Capillary | HP-Innowax | 1160. | Kubec, Drhová, et al., 1999 | 30. m/0.25 mm/0.25 μm, He, 40. C @ 3. min, 4. K/min, 190. C @ 10. min |
Capillary | DB-Wax | 1155. | Umano, Nakahara, et al., 1999 | 60. m/0.25 mm/0.25 μm, He, 40. C @ 2. min, 2. K/min; Tend: 200. C |
Capillary | CP-Wax 52CB | 1167. | Chyau, Lin, et al., 1997 | 50. m/0.32 mm/0.25 μm, He, 50. C @ 5. min, 1.5 K/min, 210. C @ 10. min |
Capillary | Carbowax 20M | 1142. | Kawakami and Kobayashi, 1991 | He, 60. C @ 4. min, 2. K/min; Column length: 50. m; Column diameter: 0.25 mm; Tend: 180. C |
Capillary | DB-Wax | 1155. | Binder, Benson, et al., 1990 | 4. K/min, 230. C @ 10. min; Column length: 60. m; Column diameter: 0.32 mm; Tstart: 50. C |
Capillary | DB-Wax | 1155. | Binder, Turner, et al., 1990 | 4. K/min, 230. C @ 10. min; Column length: 60. m; Column diameter: 0.32 mm; Tstart: 50. C |
Capillary | DB-Wax | 1151. | Binder, Flath, et al., 1989 | 50. C @ 0.1 min, 4. K/min, 230. C @ 10. min; Column length: 60. m; Column diameter: 0.32 mm |
Capillary | Carbowax 20M | 1130. | Buttery, Xu, et al., 1985 | 60. C @ 40. min, 1. K/min; Column length: 150. m; Column diameter: 0.66 mm; Tend: 170. C |
Capillary | Carbowax 20M | 1130. | Buttery and Ling, 1984 | 60. C @ 40. min, 1. K/min; Column length: 150. m; Column diameter: 0.66 mm; Tend: 170. C |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1157. | Gyawalia, Seo, et al., 2006 | 60. m/0.2 mm/0.25 μm, He; Program: 40C(3min) => 2C/min => 150C => 4C/min => 220C(20min) => 5C/min => 230C |
Capillary | DB-Wax | 1172. | Robert, Héritier, et al., 2004 | 60. m/0.25 mm/0.2 μm, He; Program: 60C(0.5min => 70C/min => 60C => 4C/min => 240C |
Capillary | PEG-20M | 1149. | Garruti, Franco, et al., 2003 | 30. m/0.25 mm/0.25 μm; Program: 50C(8min) => 4C/min => 110C => 16C/min => 200C |
Capillary | DB-Wax | 1155. | Binder, Flath, et al., 1989 | Column length: 60. m; Column diameter: 0.32 mm; Program: not specified |
References
Go To: Top, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Garruti, Franco, et al., 2001
Garruti, D.S.; Franco, M.R.B.; da Silva, M.A.A.A.P.; Janzantti, N.S.; Alves, G.L.,
Compostos voláteis do sabor de pseudofrutos de cajueiro anão precoce (Anacardium occidentale L.) CCP-76, Boletim de Pesquisa e Desenvolvimento 4, Empresa Brasileira de Pesquisa Agropecuária, Fortaleza, Brazil, 2001, 29, retrieved from http://www.cnpat.embrapa.br/publica/pub/BolPesq/pd4.pdf. [all data]
Misharina and Golovnya, 1996
Misharina, T.A.; Golovnya, R.V.,
Study of the composition of volatiles in raw and processed sardine by gas chromatography and gas chromatography-mass spectrometry,
Zh. Anal. Khim., 1996, 51, 7, 791-795. [all data]
Farkas, Hradský, et al., 1992
Farkas, P.; Hradský, P.; Kovác, M.,
Novel flavour components identified in the steamn distillate of onion (Allium cepa L.),
Z. Lebensm. Unters. Forsch., 1992, 195, 5, 459-462, https://doi.org/10.1007/BF01191718
. [all data]
Kuo and Ho, 1992
Kuo, M.-C.; Ho, C.-T.,
Volatile constituents of the solvent extracts of Welsh onions (Allium fistulosum L. variety Maichuon) and scallions (A. fistulosum L. variety caepitosum),
J. Agric. Food Chem., 1992, 40, 10, 1906-1910, https://doi.org/10.1021/jf00022a036
. [all data]
Schreyen, Dirinck, et al., 1976
Schreyen, L.; Dirinck, P.; van Wassenhove, F.; Schamp, N.,
Analysis of leek volatiles by headspace condensation,
J. Agric. Food Chem., 1976, 24, 6, 1147-1152, https://doi.org/10.1021/jf60208a023
. [all data]
Schreyen, Dirinck, et al., 1976, 2
Schreyen, L.; Dirinck, P.; van Wassenhove, F.; Schamp, N.,
Volatile flavor components of leek,
J. Agric. Food Chem., 1976, 24, 2, 336-341, https://doi.org/10.1021/jf60204a056
. [all data]
Andriamaharavo, 2014
Andriamaharavo, N.R.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2014. [all data]
Quijano, Linares, et al., 2007
Quijano, C.E.; Linares, D.; Pino, J.A.,
Changes in volatile compounds of fermented cereza agria [Phyllanthus acidus (L.) Skeels] fruit,
Flavour Fragr. J., 2007, 22, 5, 392-394, https://doi.org/10.1002/ffj.1810
. [all data]
Elmore, Nisyrios, et al., 2005
Elmore, J.S.; Nisyrios, I.; Mottram, D.S.,
Analysis of the headspace aroma compounds of walnuts (Juglans regia L.),
Flavour Fragr. J., 2005, 20, 5, 501-506, https://doi.org/10.1002/ffj.1477
. [all data]
Chung, Yung, et al., 2002
Chung, H.-Y.; Yung, I.K.S.; Ma, W.C.J.; Kim, J.-S.,
Analysis of volatile components in frozen and dried scallops (Patinopecten yessoensis) by gas chromatography/mass spectrometry,
Food Res. Int., 2002, 35, 1, 43-53, https://doi.org/10.1016/S0963-9969(01)00107-7
. [all data]
Chung, Yung, et al., 2001
Chung, H.Y.; Yung, I.K.S.; Kim, J.-S.,
Comparison of volatile components in dried scallops (Chlamys farreri and Patinopecten yessoensis) prepared by boiling and steaming methods,
J. Agric. Food Chem., 2001, 49, 1, 192-202, https://doi.org/10.1021/jf000692a
. [all data]
Schulz, Krüger, et al., 1998
Schulz, H.; Krüger, H.; Liebmann, J.; Peterka, H.,
Distribution of volatile sulfur compounds in an interspecific hybrid between onion (Allium cepa L.) and leek (Allium porrum L.),
J. Agric. Food Chem., 1998, 46, 12, 5220-5224, https://doi.org/10.1021/jf9806208
. [all data]
Chung and Cadwallader, 1993
Chung, H.Y.; Cadwallader, K.R.,
Volatile components in blue crab (Callinectes sapidus) meat and processing by-product,
J. Food Sci., 1993, 58, 6, 1203-1207, https://doi.org/10.1111/j.1365-2621.1993.tb06148.x
. [all data]
Bellesia, Pinetti, et al., 2001
Bellesia, F.; Pinetti, A.; Tirillini, B.; Bianchi, A.,
Temperature-dependent evolution of volatile organic compounds in Tuber borchii from Italy,
Flavour Fragr. J., 2001, 16, 1, 1-6, https://doi.org/10.1002/1099-1026(200101/02)16:1<1::AID-FFJ936>3.0.CO;2-Y
. [all data]
Kubec, Drhová, et al., 1999
Kubec, R.; Drhová, V.; Velísek, J.,
Volatile compounds thermally generated from S-propylcysteine and S-propylcysteine sulfoxide - aroma precursors of Allium vegetables,
J. Agric. Food Chem., 1999, 47, 3, 1132-1138, https://doi.org/10.1021/jf980974z
. [all data]
Bellesia, Pinetti, et al., 1996
Bellesia, F.; Pinetti, A.; Bianchi, A.; Tirillini, B.,
Volatile compounds of the white truffle (Tuber magnaturn Pico) from middle Italy,
Flavour Fragr. J., 1996, 11, 4, 239-243, https://doi.org/10.1002/(SICI)1099-1026(199607)11:4<239::AID-FFJ573>3.0.CO;2-A
. [all data]
Binder, Benson, et al., 1990
Binder, R.G.; Benson, M.E.; Flath, R.A.,
Volatile Components of Safflower,
J. Agric. Food Chem., 1990, 38, 5, 1245-1248, https://doi.org/10.1021/jf00095a020
. [all data]
Binder, Turner, et al., 1990
Binder, R.G.; Turner, C.E.; Flath, R.A.,
Volatile components of purple starthistle,
J. Agric. Food Chem., 1990, 38, 4, 1053-1055, https://doi.org/10.1021/jf00094a030
. [all data]
Binder, Flath, et al., 1989
Binder, R.G.; Flath, R.A.; Mon, T.R.,
Volatile components of bittermelon,
J. Agric. Food Chem., 1989, 37, 2, 418-420, https://doi.org/10.1021/jf00086a032
. [all data]
Buttery and Ling, 1985
Buttery, R.G.; Ling, L.C.,
Volatile components of corn roots: possible insect attractants,
J. Agric. Food Chem., 1985, 33, 4, 772-774, https://doi.org/10.1021/jf00064a054
. [all data]
Buttery, Xu, et al., 1985
Buttery, R.G.; Xu, C.; Ling, L.C.,
Volatile components of wheat leaves (and stems): Possible insect attractants,
J. Agric. Food Chem., 1985, 33, 1, 115-117, https://doi.org/10.1021/jf00061a033
. [all data]
Lorenz, Stern, et al., 1983
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., 1983, 31, 5, 1052-1057, https://doi.org/10.1021/jf00119a033
. [all data]
Rotsatschakul, Visesanguan, et al., 2009
Rotsatschakul, P.; Visesanguan, W.; Smitinont, T.; Chaiseri, S.,
Changes in volatile compounds during fermentation of nham (Thai fermented sausage),
Int. Food Res. J., 2009, 16, 391-414. [all data]
Splivallo, Bossi, et al., 2007
Splivallo, R.; Bossi, S.; Maffei, M.; Bonfante, P.,
Discrimination of truffle fruiting body versus mycelial aromas by stir bar sorptive extraction,
Phytochemistry, 2007, 68, 20, 2584-2598, https://doi.org/10.1016/j.phytochem.2007.03.030
. [all data]
Robert, Héritier, et al., 2004
Robert, F.; Héritier, J.; Quiquerez, J.; Simian, H.; Blank, I.,
Synthesis and sensorial properties of 2-alkylalk-2-enals and 3-(acetylthio)-2-alkyl alkanals,
J. Agric. Food Chem., 2004, 52, 11, 3525-3529, https://doi.org/10.1021/jf0498968
. [all data]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]
Kurose and Yatagai, 2005
Kurose, K.; Yatagai, M.,
Components of the essential oils of Azadirachta indica A. Juss, Azadirachta siamensis Velton, and Azadirachta excelsa (Jack) Jacobs and their comparison,
J. Wood Sci., 2005, 51, 2, 185-188, https://doi.org/10.1007/s10086-004-0640-4
. [all data]
Chyau and Mau, 2001
Chyau, C.-C.; Mau, J.-L.,
Effects of various oils on volatile compounds of deep-fried shallot flavouring,
Food Chem., 2001, 74, 1, 41-46, https://doi.org/10.1016/S0308-8146(00)00336-8
. [all data]
Umano, Nakahara, et al., 1999
Umano, K.; Nakahara, K.; Shoji, A.; Shibamoto, T.,
Aroma chemicals isolated and identified from leaves of aloe arborescens Mill. Var. natalensis Berger,
J. Agric. Food Chem., 1999, 47, 9, 3702-3705, https://doi.org/10.1021/jf990116i
. [all data]
Chyau, Lin, et al., 1997
Chyau, C.-C.; Lin, Y.-C.; Mau, J.-L.,
Storage stability of deep-fried shallot flavoring,
J. Agric. Food Chem., 1997, 45, 8, 3211-3215, https://doi.org/10.1021/jf970109z
. [all data]
Kawakami and Kobayashi, 1991
Kawakami, M.; Kobayashi, A.,
Volatitle constituents of greem mate and roasted mate,
J. Agric. Food Chem., 1991, 39, 7, 1275-1279, https://doi.org/10.1021/jf00007a016
. [all data]
Buttery and Ling, 1984
Buttery, R.G.; Ling, L.C.,
Corn leaf volatiles: identification using Tenax trapping for possible insect attractants,
J. Agric. Food Chem., 1984, 32, 5, 1104-1106, https://doi.org/10.1021/jf00125a044
. [all data]
Gyawalia, Seo, et al., 2006
Gyawalia, R.; Seo, H.-Y.; Lee, H.-J.; Song, H.-P.; Kim, D.-H.; Byun, M.-W.; Kim, K.-S.,
Effect of γ-irradiation on volatile compounds of dried Welsh onion (Allium fistulosum L.),
Radiat. Phys. Chem., 2006, 75, 2, 322-328, https://doi.org/10.1016/j.radphyschem.2005.07.001
. [all data]
Garruti, Franco, et al., 2003
Garruti, D.S.; Franco, M.R.B.; da Silva, M.A.A.P.; Janzantti, N.S.; Alves, G.L.,
Evaluation of volatile flavour compounds from cashew apple (Anacardium occidentale L) juice by the Osme gas chromatography/olfactometry technique,
J. Sci. Food Agric., 2003, 83, 14, 1455-1462, https://doi.org/10.1002/jsfa.1560
. [all data]
Notes
Go To: Top, Gas Chromatography, References
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