Table 8.
Analysis results of benzyl mercaptan degradation products of the 70% acetone eluent of the rhizome of F. dibotrys by RP-HPLC.
| Category | Peak No. | Sort | Value |
|---|---|---|---|
| Terminal Units (%) | 1 | C | 11.69 ± 0.46 |
| 2 | EC | 6.83 ± 1.03 | |
| 3 | ECG | 1.41 ± 0.53 | |
| Extension Units (%) | 4 | GC | 2.72 ± 0.17 |
| 5 | EGC | 2.30 ± 0.22 | |
| 6 | C | 6.46 ± 1.93 | |
| 7 | EC | 64.41 ± 3.12 | |
| 8 | (E) CG | 2.59 ± 0.53 | |
| 9 | A-type dimer | 0.78 ± 0.08 | |
| 10 | (E) AF | 0.81 ± 0.24 | |
| Spatial configuration (%) | 2′3-cis configuration | 79.13 ± 0.85 | |
| 2′3-trans configuration | 20.87 ± 0.85 | ||
| Galloyl group (%) | 4.00 ± 0.53 | ||
| A-type linkage (%) | 0.78 ± 0.08 | ||
| mDP | 5.02 ± 0.21 | ||
C, EC, ECG, GC, EGC, (E)CG, and (E)AF were short for catechin, epicatechin, epicatechin gallate, gallocatechin, epigallocatechin, (epi)catechin gallate, and (epi)afzelechin, respectively.