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Variation of the 1H chemical shifts of ME-β-CD in a free state and in natamycin/ME-β-CD inclusion complex in D2O.
| Substance | Protons | Free δ (ppm) | In Complex δ (ppm) | ∆δ 1 (ppm) |
|---|---|---|---|---|
| ME-β-CD | H1 | 5.2450 | 5.2446 | 0.0000 |
| H2 | 5.0392 | 5.0381 | −0.0011 | |
| H3 | 3.9698 | 3.9582 | −0.0116 | |
| H4 | 3.6177 | 3.6169 | −0.0008 | |
| H5 | 3.8903 | 3.8869 | −0.0033 | |
| H6 | 3.6816 | 3.6820 | 0.0004 |
1 ∆δ equals to the δ of certain proton in complex minus δ value of the same proton in natamycin.
