Research Article
Binding of Coumarin 334 with β-Cyclodextrin and with C-Hexylpyrogallol[4]arene: Opposite Fluorescence Behavior
Table 1
Absorption and fluorescence spectral data of C334 with various amounts of β-CD.
| Concentration of -CD, mol dm−3 | Absorption maximum, nm | Absorbance, a.u. | Emission maximum, nm |
| 0 | 461.0 | 0.0638 | 503.0 | 1.0 × 10−3 | 464.0 | 0.0637 | 504.0 | 2.0 × 10−3 | 468.0 | 0.0655 | 504.0 | 8.0 × 10−3 | 468.0 | 0.0717 | 504.0 | 1.0 × 10−2 | 468.0 | 0.0783 | 504.0 | 1.2 × 10−2 | 468.0 | 0.0832 | 504.0 |
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Excitation wavelength: 461 nm.
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