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Table 4 List of previously reported compounds in Allium species and 12 VOCs with significant changes in A. chinense and A. tuberosum against A. fistulosum in this study
| Name | ID | Detected Allim subspecies | Reference |
|---|---|---|---|
| Sulfur-containing peaks | |||
| Thiophene, 2,4-dimethyl | ID032 | A. chinense, A. tuberosum and A. fistulosum | |
| Dimethyl trisulfide | ID054 | A. chinense, A. tuberosum and A. fistulosum | [42] |
| 3-Thiophenecarboxaldehyde | ID065 | A. chinense, A. tuberosum and A. fistulosum | |
| Diallyl disulphide | ID091 | A. chinense, A. tuberosum and A. fistulosum | |
| 1,2,4-Trithiolane | ID099 | A. chinense, A. tuberosum and A. fistulosum | |
| Dipropyl disulfide | ID101 | A. chinense, A. tuberosum and A. fistulosum | |
| 3-Vinyl-1,2-dithiacyclohex-5-ene | ID134 | A. chinense, A. tuberosum and A. fistulosum | |
| 2,5-Thiophenedicarboxaldehyde | ID154 | A. chinense, A. tuberosum and A. fistulosum | |
| Thieno[2,3-b]thiophene, 2-methyl | ID200 | A. chinense, A. tuberosum and A. fistulosum | |
| Fully saturated thiosulfinates | ND | A. cepa, A. sativum, A. ursinum, A. porrum, A. fistulosum, A. ascalonicum, A. ampeloprasum, A. schoenoprasum and A. tuberosum | [10] |
| Mono-S-b,c-unsaturated thiosulfinates | ND | A. cepa, A. sativum, A. ursinum, A. porrum, A. fi A. m, A, A. ascalonicum, A. ampeloprasum, A. schoenoprasum and A. tuberosum | [10] |
| Di-S-b, c-unsaturated thiosulfinates | ND | A. cepa, A. sativum, A. ursinum, A. porrum, A. fistulosum, A. ascalonicum, A. ampeloprasum, A. schoenoprasum and A. tuberosum | [10] |
| Mono-a, b-unsaturated thiosulfinates | ND | A. cepa, A. sativum, A. ursinum, A. porrum, A. fistulosum, A. ascalonicum, A. ampeloprasum, A. schoenoprasum and A. tuberosum | [10] |
| Mixed a, b- and c-unsaturated thiosulfinates. | ND | A. cepa, A. sativum, A. ursinum, A. porrum, A. fistulosum, A. ascalonicum, A. ampeloprasum, A. schoenoprasum and A. tuberosum | [10] |
| Allicin (diallylthiosulphinate) | ND | A. sativum | [5] |
| Alliin (S-allyl-l-cysteine sulphoxide) | ND | A. sativum,A. ursinum, A. ampeloprasum and A. longicuspis | [5, 10] |
| Dipropyl disulphide | ID101 | A. fistulosum and A. tuberosum | [6, 42] |
| Dipropyl trisulphide | ND | A. fistulosum and A. tuberosum | [6] |
| 1-Propenyl propyl disulphide | ND | A. fistulosum and A. tuberosum | [6] |
| Methiin (S-methyl-l-cysteine sulfoxide) | ND | A. cepa, A. sativum,A. chinens and A. longicuspis | [10] |
| Propiin (S-propyl-l-cysteine sulfoxide) | ND | A. cepa, A. porrum, A. porrum, A. altaicum and A. fistulosum | [10] |
| Isoalliin (S-propenyl-l-cysteine sulfoxide) | ND | A. cepa, A. nutans,A. ascalonicum and A. schoenoprasum | [10] |
| Ethiin (S-ethyl-l-cysteine sulfoxide) | ND | A. aflatunens, A. ampeloprasum, A. ochotense and A. victorialis | [10] |
| Butiin (S–n-butyl-l-cysteine sulfoxide) | ND | A. siculum | [10] |
| 1-Propenyl-containing disulfides | ND | A. uictorialis | [13] |
| Thiopropanal S-oxide | ND | A. cepa | [42] |
| Propenyl propyl disulphide | ND | A. cepa | [42] |
| 1-Propenyl propyl disulphide | ND | A. cepa | [42] |
| Di-1-propenyl disulphide | ND | A. cepa | [42] |
| Methyl propyl trisulphide | ND | A. cepa | [42] |
| Propenyl propyl trisulphide | ND | A. cepa | [42] |
| Peaks consisting of CHO | |||
| 2-Butenal, 2-ethyl | ID011 | A. chinense, A. tuberosum and A. fistulosum | [13] |
| Decenal, (2E) | ID143 | A. chinense, A. tuberosum and A. fistulosum | [13] |
| 2-Methyl-2-pentenal | ND | A. uictorialis and A. cepa | [13, 42] |
| Prop(en)yl aldehydes | ND | A. cepa | [42] |
| 2-Methyl-2-pentenal | ND | A. cepa | |
| Peaks consisting of CH | |||
| Nonadecane | ID322 | A. chinense, A. tuberosum and A. fistulosum | [53–55] |
