Table 5.
Volatiles released by diverse nontuberculous mycobacteria grown in the 7H9 broth medium.a
| Compound | I | Msm | Mau | Mn | Mai | Msc | Maa | Mv | |||
| 8 d | 6 d | 7 d | 13 d | 5 d | 14 d | 9 d | 10 d | 8 d | |||
| 2-Methylbutanol | – | – | – | – | – | – | + | – | – | ||
| Methyl isovalerate | – | – | – | – | – | – | + | – | – | ||
| 1-Hexanol (20) | 890 | + | – | – | – | – | – | – | – | – | |
| Isobutyl isobutyrate | 919 | – | – | – | – | – | – | + | – | – | |
| 4-Pentanolide (10) | 950 | + | – | – | – | – | – | – | + | + | |
| Methyl butenolide | 979 | + | + | + | + | + | – | – | – | ||
| 3-Methyl-4-pentanolide (16)b | 984 | – | – | – | – | – | – | – | – | + | |
| Methyl benzoate (8) | 1093 | – | – | – | – | – | – | + | + | – | |
| 2-Phenylethanolc | 1111 | + | – | – | – | – | – | + | + | + | |
| Camphor (22) | 1143 | – | – | – | – | – | – | – | – | + | |
| Methyl phenylacetate (1) | 1177 | – | – | – | – | – | – | + | + | – | |
| Methyl salicylate (6) | 1193 | – | – | – | – | – | – | + | + | + | |
| Indole | 1289 | – | – | – | – | + | + | – | – | – | |
| 2-Aminoacetophenone | 1299 | + | – | – | – | – | – | – | – | – | |
| Methyl dimethylbenzoate (24) | 1348 | – | – | – | – | – | – | + | + | – | |
aI: gas-chromatographic retention index on DB-5; +: compound detected in sample; –: compound not detected in sample; d: days; Msm: M. smegmatis, Mau: M. aurum, Mn: M. neoaurum, Mai: M. aichiense, Msc: M. scrofulaceum, Maa: M. avium ssp. avium, Mv: M. vaccae. bMixture of both diastereomers. cTraces present in the medium.