Table 5.
Mass spectra of the detected peaks of trimethylsilylated methyl-HMSA (relative abundances in %)
| peak | tR (min) | m/z | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 300 | 285 | 272 | 271 | 257 | 241 | 210 | 195 | 183 | 167 | 147 | 143 | 133 | 110 | 93 | 77 | 75 | 73 | ||
| 2a | 18.29 | n.d. | 3 | 4 | n.d. | 6 | n.d. | 3 | n.d. | 59 | 12 | 40 | 5 | 6 | 6 | 11 | 30 | 78 | 100 |
| 2b | 19.54 | n.d. | 7 | n.d. | 14 | n.d. | 2 | 6 | 3 | 26 | 11 | 81 | 4 | 8 | 11 | 12 | 34 | 100 | 87 |
| 2c | 20.05 | 2 | 12 | n.d. | 9 | 2 | 2 | 3 | 2 | 20 | 13 | 58 | 22 | 4 | 6 | 5 | 16 | 69 | 100 |
| 2d | 20.34 | 3 | 6 | n.d. | 5 | 5 | 1 | 10 | 5 | 33 | 20 | 15 | 8 | 3 | 4 | 5 | 17 | 41 | 100 |
| 2e | 20.45 | n.d. | 4 | 6 | n.d. | 4 | n.d. | n.d. | n.d. | 11 | 3 | 59 | 3 | 3 | 3 | 3 | 12 | 100 | 75 |
| 2f | 20.97 | 2 | 6 | n.d. | 1 | 2 | n.d. | 8 | 6 | 10 | 16 | 12 | 9 | 2 | n.d. | 4 | 8 | 35 | 100 |