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FTIR spectral data of 5-FU and its inclusion complexes with β-CD and Chs/β-CD.
| Functional group | Wavenumber, cm− 1 | Δδ | Wavenumber, cm− 1 | Δδ | |
|---|---|---|---|---|---|
| (5FU) | 5FU/ β-CD | Δδ | 5FU /Chs/ β-CD | ||
| v [NH]-stretching | 3567.66 | 3559.95 | -7.71 | 3581.16 | 13.5 |
| v [CH-aliphatic] | 2935.12 | 2947.66 | 12.54 | 2920.66 | -14.46 |
| v [C = O] stretching | 1715.37 | `1722.12 | 6.75 | 1725.01 | 9.64 |
| v [C = C] stretching | 2662.24 | 2673.81 | 11.57 | 2666.1 | 3.77 |
