Table 3. H-bond-mediated aglycone delivery (HAD).
| |||||
| Entry | Donor | Conc. 27 | Time | Product (yield) | α/β ratio |
| 1 |
|
5 mM | 4 h | 46 (73%) | >25/1 |
| 2 |
|
5 mM | 5 h | 47 (86%) | 5.3/1 |
| 3 |
|
5 mM | 1 h | 48 (95%) | >1/25 |
| 4 |
|
50 mM | 15 min | 49 (94%) | >1/25 |
| 5 |
|
5 mM | 2.5 h | 50 (91%) | 1/18.5 |