Table 4.
1H and 13C NMR (800/126 MHz, CDCl3) chemical shifts of tetrol 10.
| A/Da | B/Ea | C/Fa | |
|
| |||
| H-1 | 4.79 | 4.92 | 4.70 |
| H-2 | 3.29 | 3.60 | 3.33 |
| H-3 | 4.28 | 4.17 | 3.96 |
| H-4 | 3.40 | 3.81 | 3.65 |
| H-5 | 3.89 | 3.88 | 3.88 |
| H-6a | 3.67 | 3.80 | 4.04 |
| H-6b | 3.67 | 3.79 | 3.67 |
| Bn | 5.42 (d, J = 11.0 Hz, 2H), 5.21 (d, J = 11.2 Hz, 2H), 4.95–4.16 (m, 24H) | ||
| Ar | 7.53–6.93 (m, 62H) | ||
| C-1 | 101.2 | 101.8 | 100.2 |
| C-2 | 77.5 | 78.8 | 79.1 |
| C-3 | 73.0 | 81.4 | 80.8 |
| C-4 | 83.7 | 82.4 | 82.7 |
| C-5 | 72.0b | 72.3b | 71.4b |
| C-6 | 62.1 | 70.9 | 70.0 |
| Bn | 76.5, 76.0, 74.7, 72.7, 72.6, 69.9, 69.8 | ||
| Ar | 139.6, 139.5, 138.6, 138.5, 137.3 (Ph ipso), 134.5, 134.4, 134.0, 133.8, 133.4, 133.2 (Ar ipso), 129.8, 129.8, 129.1, 129.05, 128.9, 128.73, 128.69, 128.5, 128.4, 128.36, 128.32, 128.28, 128.23, 128.15, 128.1, 127.8, 127.7, 127.5, 127.3, 127.24, 127.15, 127.1 (Ar & Ph CH) |
||
aThe letters A to F refers to each of the monosaccharides using normal cyclodextrin nomenclature as of Figure 1. bShifts may be interchanged.