Table 1.
Accurate mass measurement for the ionized molecules of metabolites of ginsenoside Rk1 in zebrafish
| No. | Formula | tR (min) | [M−H]− |
[M+HCOO]− (mg/L error) | Fragment ions of [M−H]− or [M+HCOO]−m/z |
Part | ||
|---|---|---|---|---|---|---|---|---|
| calcd m/z | exptl m/z | mg/L error | ||||||
| Parent | C42H70O12 | 4.01 | 765.4795 | 765.4792 | 0.4 | 811.4858 (1.7) | — | — |
| M1 | C36H60O10S | 3.26 | 683.3834 | 683.3824 | −0.8 | — | MS2[527.3030] | Zebrafish body |
| M2 | C42H68O13 | 3.19 | 779.4587 | 779.4609 | 3.5 | — | MS2[515.3047] | Zebrafish body |
| M3 | C47H76O17 | 3.00 | 911.5010 | 911.4960 | −4.9 | — | MS2[545.3144] | Zebrafish body |
| M4 | C48H78O18 | 3.03 | 941.5115 | 941.5114 | 0.4 | — | MS2[501.2884], [573.3090] | Zebrafish body |
| M5 | C42H68O13 | 3.62 | 779.4587 | 779.4595 | 1.7 | — | MS2[515.3047] | Solution sample of zebrafish |
| M6 | C47H76O17 | 3.00 | 911.5010 | 911.5001 | −0.4 | — | MS2[545.3144] | Solution sample of zebrafish |