Table 2.
Other (statistically non-significant) VOCs detected in the headspace of bacterial cultures with respect to blank medium control
| VOC | CAS# | m/z | Class |
|---|---|---|---|
| 2-Butenal | 4170-30-3 | 41 (bp) | Aldehyde |
| Acetaldehyde | 75-07-0 | 29 (bp) | |
| Methacrolein | 78-85-3 | 41 (bp) | |
| Pentanal | 110-62-3 | 44 (bp) | |
| 2-Ethyl-1-hexanol | 104-76-7 | 55 (fg) | Alcohol |
| Dodecane | 112-40-3 | 57 (bp) | Alkane |
| 2,4-Dimethylheptane | 2213-23-2 | 43 (bp) | |
| 2,3,5-Trimethylhexane | 1069-53-0 | 43 (bp) | |
| Nonane | 111-84-2 | 43 (bp) | |
| 4-Methylheptane | 589-53-7 | 43 (bp) | |
| 2,3-Dimethylbutane | 79-29-8 | 43 (bp) | |
| Decane | 124-18-5 | 57 (bp) | |
| Heptane | 142-82-5 | 43 (bp) | |
| Octane | 111-65-9 | 43 (bp) | |
| 2-Methylpentane | 107-83-5 | 43 (bp) | |
| 2,4-Dimethylhexane | 589-43-5 | 43 (bp) | |
| 1,3-Dimethylbenzene | 108-38-3 | 91 (bp) | Aromatic hydrocarbon |
| 1,2,3-Trimethylbenzene | 526-73-8 | 105 (bp) | |
| Ethylbenzene | 100-41-4 | 91 (bp) | |
| m-Di-tert-butylbenzene | 1014-60-4 | 175 (bp) | |
| Benzene | 71-43-2 | 78 (bp) (M+) | |
| α-Pinene | 80-56-8 | 93 (bp) | Alkene |
| 2-Butene | 107-01-7 | 41 (bp) | |
| 2-Methyl-1-pentene | 763-29-1 | 56 (bp) | |
| 2,4-Dimethyl-1-heptene | 19549-87-2 | 43 (bp) | |
| Ethyl tert-butyl ether | 637-92-3 | 59 (bp) | Ether |
| 2-Ethylfuran | 3208-16-0 | 81 (bp) | Heterocyclic |
| 2,4-Dimethylfuran | 3710-43-8 | 96 (bp) (M+) | |
| 2-Pentylfuran | 3777-69-3 | 81 (bp) | |
| Furan | 110-00-9 | 68 (bp) (M+) | |
| 2-Butanone | 78-93-3 | 43 (bp) | Ketone |
| 2-Pentanone | 107-87-9 | 43 (bp) | |
| 3-Hexen-2-one | 763-93-9 | 83 (bp) | |
| 2-Methylthiophene | 554-14-3 | 97 (bp) | Sulfur-containing compound |
| Carbon disulfide | 75-15-0 | 76 (bp) | |
| Dimethyl trisulfide | 3658-80-8 | 126 (bp) (M+) | |
| Thiophene | 110-02-1 | 84 (bp) (M+) |
The normalised concentrations of representative fragments (m/z) were used for hypothesis testing
(M+) molecular ion, bp base peak, fg fragment