Table 2.
Ginsenoside identified from codecoction.
| Peak number | t R (min) | Assigned identity | Molecular formula | [M − H]− ([M – H + HCOOH]−)/m/z | ||
|---|---|---|---|---|---|---|
| Mean measured mass (Da) | Theoretical exact mass (Da) | Mass difference (ppm) | ||||
| 1 | 1.72 | Notoginsenoside R1 | C47H80O18 | 977.5322 | 977.5321 | 0.10 |
| 2 | 1.76 | 20-Glucosylginsenoside Rf | C48H82O19 | 961.5309 | 961.5372 | −0.31 |
| 3 | 2.19 | Ginsenoside Re | C48H82O18 | 991.5481 | 991.5478 | 0.30 |
| 4 | 2.23 | Ginsenoside Rg1 | C42H72O14 | 845.4880 | 845.4899 | −2.25 |
| 5 | 5.23 | Ginsenoside Rf | C42H72O14 | 799.4845 | 799.4844 | 0.13 |
| 6 | 6.06 | Ginsenoside F3 | C41H70O13 | 769.4738 | 769.4738 | 0.00 |
| 7 | 6.15 | 20(R)-Ginsenoside Rg2 | C42H72O13 | 783.4873 | 783.4895 | −2.81 |
| 8 | 7.01 | Ginsenoside F2 | C42H72O13 | 829.4943 | 829.4950 | −0.84 |
| 9 | 7.69 | Ginsenoside Ra2 | C58H98O26 | 1209.5927 | 1209.5904 | 1.90 |
| 10 | 7.71 | Ginsenoside Ra1 | C58H98O26 | 1209.5928 | 1209.5904 | 1.98 |
| 11 | 8.11 | Ginsenoside Rb1 | C54H92O23 | 1107.5935 | 1107.5951 | −1.44 |
| 12 | 8.70 | Ginsenoside Ro | C48H76O19 | 955.4913 | 955.4903 | 1.05 |
| 13 | 8.78 | Malonylginsenoside Rb1 | C57H94O26 | 1193.6003 | 1193.5955 | 4.02 |
| 14 | 9.33 | Ginsenoside Rc | C53H90O22 | 1077.5854 | 1077.5846 | 0.74 |
| 15 | 10.12 | Malonylginsenoside Rc | C56H92O25 | 1163.5876 | 1163.5850 | 2.23 |
| 16 | 10.64 | Ginsenoside Rb2 | C53H90O22 | 1077.5871 | 1077.5846 | 2.32 |
| 17 | 11.12 | Ginsenoside Rb3 | C53H90O22 | 1077.5871 | 1077.5846 | −0.56 |
| 18 | 11.45 | Malonylginsenoside Rb2 | C56H92O25 | 1163.5879 | 1163.5850 | 2.49 |
| 19 | 13.76 | Ginsenoside Rd | C48H82O18 | 991.5476 | 991.5478 | −0.20 |
| 20 | 15.25 | Ginsenoside Ma-Rd | C51H84O21 | 1031.5454 | 1031.5427 | 2.62 |