Table 2. 2D-HSQC-NMR Analysis.
| sample | S/G/H (%) | β-O-4 (100 Ar) | β–β (100 Ar) | β-5 (100 Ar) |
|---|---|---|---|---|
| XKL-100 | 0/100/0 | 25.32 | 0.89 | 5.07 |
| XKL-160 | 0/99/1 | 20.31 | 0.92 | 5.14 |
| XKL-200 | 0/99/1 | 7.25 | 0.87 | 5.28 |
| XKL-240 | 0/99/1 | 6.32 | 0.95 | 5.62 |
| XKL-280 | 0/98/2 | 5.15 | 0.32 | 2.35 |
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