Table 2.
Volatile metabolites of M. dissecta diethyl ether extract.
| RTa (min) | RIb | Compounds | Structure | MWc | Main mass fragmentation peaks (m/z) | % |
|---|---|---|---|---|---|---|
| 8.79 | 1036 | Benzyl alcohol |
|
108 | 108 (M+•), 107, 91, 79 (100%), 63 and 51 | 11.17 |
|
| ||||||
| 14.49 | 1150 | Benzoic acid |
|
122 | 122 (M+•), 105 (100%), 77 and 51 | 3.36 |
|
| ||||||
| 20.80 | 1377 | δ-Elemene |
|
204 | 204 (M+•), 189, 175, 161, 148, 136, 121 (100%), 105, 93, 77, 67 and 53 | 2.65 |
|
| ||||||
| 23.16 | 1398 | β-Elemene |
|
204 | 189, 147, 107, 81 (100%) and 68 | 4.70 |
|
| ||||||
| 24.45 | 1494 | β-Caryophyllene |
|
204 | 204 (M+•), 189, 161, 133, 105 and 93 (100%) | 13.47 |
|
| ||||||
| 27.6 | 1515 | Germacrene D |
|
204 | 204 (M+•), 161 (100%), 105, 79 and 55 | 25.56 |
|
| ||||||
| 31.05 | 1536 | Spathulenol |
|
220 | 220 (M+•), 205, 187, 159, 131, 119, 91 (100%), 79 and 55 | 6.27 |
|
| ||||||
| 38.9 | Not identified | 5.83 | ||||
|
| ||||||
| 45.6 | 1869 | Pentadecanoic acid |
|
242 | 242 (M+•), 199, 143, 129, 115, 87, 73 (100%), and 60 | 13.52 |
|
| ||||||
| 45.65 | 2167 | Stearic acid |
|
284 | 284 (M+•), 265, 241, 185, 143, 129, 115, 97, 83, 73 (94%) and 57 | 3.76 |
aRT: retention time. bRI: Kovats retention indexes. cMW: molecular weight.