Table 3 Negative base peak chemical components of BSTL identified by HPLC-ESI/MS
No | Retention time | Formula | Experimental mass | Identification |
|---|---|---|---|---|
1 | 2.45 | C9H12N2O6 | 243.0620 | Uridine |
2 | 3.36 | C27H42O20 | 685.2193 | Rehmannioside D |
3 | 4.12 | C9H10O5 | 197.0455 | Danshensu |
4 | 5.55 | C16H18O9 | 353.0875 | Neochlorogenic acid |
5 | 5.78 | C11H12N2O2 | 203.0824 | L-Tryptophan |
6 | 6.79 | C16H18O9 | 353.0873 | Chlorogenic acid |
7 | 7.70 | C17H24O10.HCOOH | 433.1348 | Geniposide |
8 | 7.78 | C22H30O14 | 517.1561 | Sibiricose A5 |
9 | 7.79 | C9H8O4 | 179.0347 | Caffeic acid |
10 | 9.17 | C22H18O12 | 473.0728 | Cichoric acid |
11 | 9.71 | C21H18O12 | 461.0724 | Luteolin-7-O-Glucuronide |
12 | 10.26 | C20H18O10 | 417.0824 | Salvianolic acid D |
13 | 10.67 | C36H30O16 | 717.1455 | Salvianolic acid B |
14 | 10.68 | C30H38O15 | 637.2138 | Leucosceptoside A |
15 | 10.79 | C21H20O10 | 431.0988 | Genistin |
16 | 10.83 | C21H18O11 | 445.0773 | Baicalin |
17 | 11.18 | C18H16O8 | 359.0771 | Rosmarinic acid |
18 | 11.81 | C26H22O10 | 493.1138 | Salvianolic acid A |
19 | 12.10 | C31H40O15 | 651.2297 | Rehmannioside |
20 | 12.71 | C31H40O15 | 651.2298 | Epimeredinoside A |
21 | 13.14 | C23H28O10 | 463.1612 | Isomucronulatol-7-O-glucoside |
22 | 15.05 | C15H10O5 | 269.0453 | Apigenin |
23 | 16.25 | C41H68O14.HCOOH | 829.4587 | Astragaloside IV |
24 | 16.61 | C42H66O14 | 793.4386 | Chikusetsusponin IVa |
25 | 20.19 | C45H72O16.HCOOH | 913.4797 | Astragaloside I |
26 | 24.02 | C48H76O19 | 955.4906 | Ginsenoside-Ro |