Table 3. Chiral Acids That Form Complexes with Compound 6.
| Chiral acida | Solvent | M/P ratio |
|---|---|---|
| (1S)-(−)-camphanic acid | EtOAc | 50:50 |
| (1S)-(−)-camphanic acid | 2-MeTHF/heptane (1:1) | 50:50 |
| d-(+)-malic acid | EtOAc | 50:50 |
| (+)-2,3-dibenzoyl-d-tartaric acid | 2-MeTHF/heptane (1:1) | 81:19(10:90)b |
1 equiv.
M/P ratio in the supernatant. Adapted with permission from ref (2). Copyright 2022 The American Chemical Society.