Table 3. Chemical Shifts Corresponding to BCP in Free and Complexed States.
| assignments | BCP, δ (ppm) | BCP/MβCD, δ (ppm) | Δδ (ppm) |
|---|---|---|---|
| methyl a | 0.98 | 0.976 | –0.004 |
| methyl b | 0.96 | 0.956 | –0.004 |
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