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« Previous SpeciesAjuga chamaepitys    Next SpeciesAllium fistulosum var. caespitosum »

Plant Compounds of Allium cepa , the Onion

Kingdom:  Plantae
Class:  Liliopsida
Order:  Asparagales
Family:  Amaryllidaceae
Genus:  Allium
Author:  Linnaeus
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Bedoukain RussellIPM

Compounds:

Boelens  1971 
 
        1,2-dipropyl disulfide  26 �Relative ratio of the component�   Netherland & Egypt  oil 
        1,2-di-Z1-propenyl disulfide  0.5 �Relative ratio of the component�      
        1,2-di-Z1-propenyl trisulfide  0.5 �Relative ratio of the component�      
        1,3-di-1-propenyl trisulfide  1 �Relative ratio of the component�      
        1,3-dipropyl trisulfide  8 �Relative ratio of the component�      
        1me3me-trisulfide  3.6 �Relative ratio of the component�      
        1me-3-propyl trisulfide  16 �Relative ratio of the component�      
        1me4me-tetrasulfide  0.5 �Relative ratio of the component�      
        1-propenyl propyl sulfide  0.5 �Relative ratio of the component�      
        2me4me-thiophene  0.1 �Relative ratio of the component�      
        2me-delta2-5Ald  1 �Relative ratio of the component�      
        2me-valeraldehyde  0.1 �Relative ratio of the component�      
        3me4me-thiophene  0.9 �Relative ratio of the component�      
        allyl methyl disulfide  0.2 �Relative ratio of the component�      
        allyl propyl disulfide  0.6 �Relative ratio of the component�      
        dimethyl sulfide  1.1 �Relative ratio of the component�      
        me-E1-propenyl disulfide  4 �Relative ratio of the component�      
        me-E1-propenyl trisulfide  0.6 �Relative ratio of the component�      
        me-propyl disulfide  12.5 �Relative ratio of the component�      
        me-Z1-propenyl disulfide  2.1 �Relative ratio of the component�      
        propyl E1-propenyl disulfide  9.5 �Relative ratio of the component�      
        propyl E1-propenyl trisulfide  1.3 �Relative ratio of the component�      
        propyl sulfide  0.5 �Relative ratio of the component�      
        propyl Z1-propenyl disulfide  6 �Relative ratio of the component�      
        propyl Z1-propenyl trisulfide  1 �Relative ratio of the component�      
 
Wu  1983 
 
        1,2-dipropyl disulfide  9.05 �Relative ratio of the component�     oil 
        1,3-dipropyl trisulfide  4.4 �Relative ratio of the component�      
        11-2Kt  0.06 �Relative ratio of the component�      
        13-2Kt  1.75 �Relative ratio of the component�      
        1me2me-disulfide  0.85 �Relative ratio of the component�      
        1me3me-trisulfide  4.8 �Relative ratio of the component�      
        1me-3-propyl trisulfide  12.5 �Relative ratio of the component�      
        1-me-thio-propyl ethenyl disulfide  0.45 �Relative ratio of the component�      
        1-me-thio-propyl ethyl disulfide  6.2 �Relative ratio of the component�      
        1-me-thio-propyl propyl disulfide  2.1 �Relative ratio of the component�      
        1-me-thio-propyl-E1-propenyl disulfide  0.25 �Relative ratio of the component�      
        1-me-thiopropyl-methyl disulfide  0.15 �Relative ratio of the component�      
        1-propanethiol  0.7 �Relative ratio of the component�      
        2-hexyl-5me-3-furanone  6.5 �Relative ratio of the component�      
        2me4me-thiophene  0.2 �Relative ratio of the component�      
        2me5me-furan  0.35 �Relative ratio of the component�      
        2me5me-thiophene  0.05 �Relative ratio of the component�      
        2me-delta2-5Ald  2.15 �Relative ratio of the component�      
        3me4me-thiophene  3.05 �Relative ratio of the component�      
        6Ald  0.3 �Relative ratio of the component�      
        allyl mercaptan  0.7 �Relative ratio of the component�      
        me-E1-propenyl disulfide  5.2 �Relative ratio of the component�      
        me-E1-propenyl trisulfide  2.9 �Relative ratio of the component�      
        me-propyl disulfide  3.8 �Relative ratio of the component�      
        methanethiol  0.65 �Relative ratio of the component�      
        me-Z1-propenyl disulfide  2.9 �Relative ratio of the component�      
        propyl E1-propenyl disulfide  5.7 �Relative ratio of the component�      
        propyl E1-propenyl trisulfide  4.4 �Relative ratio of the component�      
        propyl Z1-propenyl disulfide  3.7 �Relative ratio of the component�      
        propyl Z1-propenyl trisulfide  3.5 �Relative ratio of the component�      
 
Reference(s):

Boelens, M., de Valois, P.J., Wobben, H.J., and van der Gen, A. 1971. Volatile flavor compounds from onion. J. Agric. Food Chem. 19(5):984-991.
 
Wu, Chen, J.L.P., and Wu, C.-M. 1983. Effect of heating on shallot essential oils. Proceedings of 9th International Congress of Essential Oils, Singapore. 1:30-35.
 
 
Citation: El-Sayed AM 2025. The Pherobase: Database of Pheromones and Semiochemicals. <http://www.pherobase.com>.
Ⓒ 2003-2025 The Pherobase - Extensive Database of Pheromones and Semiochemicals. Ashraf M. El-Sayed.
Page created on 22-January-2025