Table 2.
1H NMR chemical shifts for all glucans used in this study
| H-1 (1,3-Glucan) | H-2, 4, and 5 (1,3-) | H-3 and 6b (1,3-) | H-6a (1,3-) | |
|---|---|---|---|---|
| LMW | 4.52, d, J = 7.8 Hz, 1H | 3.20–3.33 m, 3H | ∼3.5, m, (hidden by H2O) | 3.72, d, J = 11 Hz, 1H |
| MMW | 4.52, d, J = 8.1 Hz, 1H | 3.21–3.33 m, 3H | ∼3.5, m, (hidden by H2O) | 3.72, d, J = 11 Hz, 1H |
| HMW | 4.52, d, J = 7.8 Hz, 1H | 3.20–3.32 m, 3H | ∼3.5, m, (hidden by H2O) | 3.72, d, J = 11 Hz, 1H |
| β-1,3/1,6-Glucan literature values | 4.52, d, J = 8 Hz, 1H | 3.25, m, 3H | 3.46, m, 2H | 3.7, d, J = 11 Hz, 1H |