Table 2: 1H, 13C NMR data for EPSs produced by A. clavatus and literature data [17].
Position | EPSs (experimental) | Literature [17] | ||
1H δ | 13C δ | 1H δ | 13C δ | |
1 | 4.88 ppm | 100.8 (CH) | 4.99 ppm | 100.6 |
2 | 3.50 ppm | 73.01 (CH) | 3.58 ppm | 74. 3 |
3 | 3.77 ppm | 74.13 (CH) | 3.74 ppm | 76.3 |
4 | 3.53 ppm | 78.11 (CH) | 3.53 ppm | 73.0 |
5 | 3.94 ppm | 71.30 (CH) | 3.92 ppm | 72.4 |
6 | 3.98 ppm | 62.41 (CH2) | 3.99 ppm | 68.4 |