Table 2 Information concerning the different compounds found in the chromatogram of SGR
From: Assessing the quality of Smilacis Glabrae Rhizoma (Tufuling) by colormetrics and UPLC-Q-TOF-MS
No. | RRT | m/z (–) | Compounds |
|---|---|---|---|
1 | 0.106 | 323.13 | |
2 | 0.174 | 289.07 | (+)-Catechin |
3 | 0.180 | 561.14 | |
4 | 0.211 | 561.14 | |
5 | 0.230 | 289.07 | (−)-Epicatechin |
6 | 0.236 | 561.14 | |
7* | 0.255 | 335.07/179.04 | 5-O-Caffeoylshikimic acid |
8 | 0.261 | 561.14 | |
9 | 0.280 | 465.10 | |
10 | 0.304 | 339.07 | |
11 | 0.329 | 335.07/179.04 | |
12 | 0.354 | 449.08/269.05 | |
13 | 0.391 | 449.08 | |
14 | 0.422 | 451.10/341.06 | |
15 | 0.435 | 507.11 | |
16* | 0.453 | 449.08/303.05 | Neoastilbin |
17 | 0.472 | 449.08/269.05 | |
18 | 0.491 | 449.08/303.05 | |
19 | 0.534 | 723.17 | |
20* | 0.609 | 449.08/303.05 | Astilbin |
21 | 0.634 | 491.11 | |
22* | 0.652 | 449.08/303.05 | Isoastilbin |
23 | 0.702 | 433.1/269.04 | Engeletin |
24 | 0.795 | 723.50 | |
25 | 0.876 | 491.11 | |
26 | 0.944 | 491.11 | |
27* | 0.969 | 433.11/269.04 | Isoengeletin |
IS | 1.000 | 253.05 | 7,4′-di Hydroxy flavone |
28 | 1.106 | 451.10 |