Plant Allium cepa (Liliaceae)
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Common name(s)
Onion, Shallot
How used
Food
Data Views
Activities:
780
All Chemicals:
452
# Activity | Chemical Name | Part | Low PPM | High PPM | StdDev | *Reference |
---|---|---|---|---|---|---|
0 | 1(F)-BETA-FRUCTOSYL-SUCROSE | Bulb | -- | -- | -- | Bacon, J. S. D. 1959. Trisaccharide Fraction of Some Monocotyledons. Biochem. J., 73: 507-514. |
1 | 1-(METHYLSULFINYL)-PROPYL-METHYL-DISULFIDE | Bulb | -- | -- | -- | * |
0 | 1-(PROPYL-DITHIO)-PROPANE | Essential Oil | -- | -- | -- | Albrand, M., Dubois, P., Etievant, P., Gelin, R., Tokarska, B. 1980. Identification of a New Volatile Compound in Onion (Allium cepa) and Leek (Allium porum): 3,4-dimethyl-2,5-dioxo-2,5-dihydrothiophene. J. Agric. Food Chem., 28(5): 1037-1038. |
0 | 1-METHYLDITHIO-PROPANE | Essential Oil | -- | -- | -- | Albrand, M., Dubois, P., Etievant, P., Gelin, R., Tokarska, B. 1980. Identification of a New Volatile Compound in Onion (Allium cepa) and Leek (Allium porum): 3,4-dimethyl-2,5-dioxo-2,5-dihydrothiophene. J. Agric. Food Chem., 28(5): 1037-1038. |
0 | 1-METHYLTRITHIO-PROPANE | Essential Oil | -- | -- | -- | Albrand, M., Dubois, P., Etievant, P., Gelin, R., Tokarska, B. 1980. Identification of a New Volatile Compound in Onion (Allium cepa) and Leek (Allium porum): 3,4-dimethyl-2,5-dioxo-2,5-dihydrothiophene. J. Agric. Food Chem., 28(5): 1037-1038. |
0 | 1-O-CAFFEOYL-BETA-D-GLUCOSE | Leaf | -- | -- | -- | * |
0 | 1-O-FERULOYL-BETA-D-GLUCOSE | Leaf | -- | -- | -- | * |
0 | 1-O-P-COUMAROYL-BETA-D-GLUCOSE | Leaf | -- | -- | -- | * |
0 | 1-PROPYLTRITHIO-PROPANE | Essential Oil | -- | -- | -- | Albrand, M., Dubois, P., Etievant, P., Gelin, R., Tokarska, B. 1980. Identification of a New Volatile Compound in Onion (Allium cepa) and Leek (Allium porum): 3,4-dimethyl-2,5-dioxo-2,5-dihydrothiophene. J. Agric. Food Chem., 28(5): 1037-1038. |
0 | 2,3-DIMETHYL-(DL)-BUTANE-CIS-1-CIS-DITHIAL-S,S'-DIOXIDE | Bulb | -- | -- | -- | Block, R., Bayer, T. 1990. (z,z)-d-1,2,3-dimethyl-1,4-butanedithial-s,s'-dioxide: A Novel Bilogically Active Organosulfur Compound from Onion. J. Amer. Chem. Soc., 112(11): 4584-4585. |
0 | 2,3-DIMETHYL-5,6-DITHIA-BICYCLO(2,2,1)HEXANE-5-OXIDE | Bulb | -- | -- | -- | * |
0 | 2,3-DIMETHYLTHIOPHENE | Bulb | -- | -- | -- | Kimura, K., Nishimura, H., Kimura, I., Iwata, I., Mizutani, J. 1984. Flavor Components of Roasted Onion. I. Changes in Flavor Components of Onion by Roasting. Nippon Eiyo Shokuryo Gakkaishi, 37(4): 343-347. |
0 | 2,4-DIMETHYLTHIOPHENE | Bulb | -- | -- | -- | Kimura, K., Nishimura, H., Kimura, I., Iwata, I., Mizutani, J. 1984. Flavor Components of Roasted Onion. I. Changes in Flavor Components of Onion by Roasting. Nippon Eiyo Shokuryo Gakkaishi, 37(4): 343-347. |
0 | 2,4-DIMETHYLTHIOPHENE | Essential Oil | -- | -- | -- | Albrand, M., Dubois, P., Etievant, P., Gelin, R., Tokarska, B. 1980. Identification of a New Volatile Compound in Onion (Allium cepa) and Leek (Allium porum): 3,4-dimethyl-2,5-dioxo-2,5-dihydrothiophene. J. Agric. Food Chem., 28(5): 1037-1038. |
0 | 2,5-DIMETHYLTHIOPHENE | Bulb | -- | -- | -- | * |
0 | 2,5-DIMETHYLTHIOPHENE | Essential Oil | -- | -- | -- | Albrand, M., Dubois, P., Etievant, P., Gelin, R., Tokarska, B. 1980. Identification of a New Volatile Compound in Onion (Allium cepa) and Leek (Allium porum): 3,4-dimethyl-2,5-dioxo-2,5-dihydrothiophene. J. Agric. Food Chem., 28(5): 1037-1038. |
0 | 2-METHYL-BUT-2-EN-1-AL | Bulb | -- | -- | -- | Wilkens, W. F. 1962. The Isolation and Identification of the Lachrymogenic Compound of Onion. Diss. Abstr. Int. B, 22: 3978. |
0 | 2-METHYL-BUT-2-EN-1-AL | Essential Oil | -- | -- | -- | Albrand, M., Dubois, P., Etievant, P., Gelin, R., Tokarska, B. 1980. Identification of a New Volatile Compound in Onion (Allium cepa) and Leek (Allium porum): 3,4-dimethyl-2,5-dioxo-2,5-dihydrothiophene. J. Agric. Food Chem., 28(5): 1037-1038. |
0 | 2-METHYL-BUTYR-2-ALDEHYDE | Bulb | -- | -- | -- | Wilkens, W. F. 1964. Isolation and Identification of the Lachrymogenic Compound of Onion. Cornell Univ., Agr. Expt. Sta. Mem. No., 385: 31 pp. |
0 | 2-METHYL-PENT-2-EN-1-AL | Essential Oil | -- | -- | -- | Albrand, M., Dubois, P., Etievant, P., Gelin, R., Tokarska, B. 1980. Identification of a New Volatile Compound in Onion (Allium cepa) and Leek (Allium porum): 3,4-dimethyl-2,5-dioxo-2,5-dihydrothiophene. J. Agric. Food Chem., 28(5): 1037-1038. |
*Unless otherwise noted all references are to Duke, James A. 1992. Handbook of phytochemical constituents of GRAS herbs and other economic plants. Boca Raton, FL. CRC Press.