Table 2.
Summary of calculated exact masses for putative phase I and phase II mycotoxin modifications.
| Modification | Mass Change (Da) | Molecular Formula Change |
|---|---|---|
| Hydrogenation | 2.0151 | H2 |
| Hydroxylation | 15.9944 | O |
| Methylation | 14.0151 | CH2 |
| Acetylation | 42.0100 | C2H2O |
| Glycine | 57.0209 | C2H3NO |
| Sulfate | 79.9563 | SO3 |
| Sulfonation | 102.9460 | SO3Na |
| Ferulic acid | 176.0468 | C10H8O3 |
| Cysteine | 119.0036 | C3H5NO2S |
| Acetyl-cysteine | 161.0141 | C5H7NO3S |
| Glucose | 162.0523 | C6H10O5 |
| Cysteine-glycine | 176.0250 | C5H8N2O3S |
| Glucuronic acid | 176.0315 | C6H8O6 |
| Acetyl-glucoside | 203.0550 | C8H11O6 |
| Malonyl glucoside | 248.0527 | C9H12O8 |
| Glutathione | 305.0682 | C10H15N5O6S |
| Di-glucoside | 324.1051 | C12H20O10 |
| Malonyl di-glucoside | 410.1055 | C15H22O13 |
| Tri-glucoside | 486.1579 | C18H30O15 |
| Di malonyl-di glucoside | 497.1137 | C18H25O16 |
| Tetra-glucoside | 648.2107 | C24H40O20 |