Table 3.
Mass spectrometry parameters of the nine detected compounds.
| Compound Name | ESI | Molecular Formula | Parent Ion (m/z) | Daughter Ion (m/z) | Cone Voltage (V) | Collision Energy (eV) |
|---|---|---|---|---|---|---|
| chlorogenic acid | + | C16H18O9 | 355.10 | 135.04 | 30 | 40 |
| daidzin | + | C21H20O9 | 417.08 | 255.03 | 48 | 12 |
| calycosin-7-O-β-d-glucoside | + | C22H22O10 | 447.09 | 285.11 | 52 | 16 |
| genistin | + | C21H20O10 | 433.07 | 271.09 | 24 | 16 |
| ononin | + | C22H22O9 | 431.09 | 269.12 | 50 | 14 |
| daidzein | + | C15H10O4 | 255.06 | 91.01 | 82 | 18 |
| genistein | − | C15H10O5 | 269.02 | 132.97 | 74 | 28 |
| formononetin | − | C16H12O4 | 267.04 | 251.99 | 58 | 16 |
| biochanin A | + | C16H12O5 | 285.10 | 213.00 | 74 | 34 |