Table 2.
UV-vis absorption spectra with biothermodynamic binding properties for all substances with CT-DNA.
| Compounds | T m °C (K) | ΔTm °C | Binding constant | Binding constant | ΔH° | ΔS° | ΔG° |
|---|---|---|---|---|---|---|---|
| K r at 298 K (M–1) | K m at Tm K (M–1) | (kcal mol–1) | (cal mol–1) | (kcal mol–1) | |||
| (HL) | 74 (347) | 6 | 1.5169 × 104 | 1.4625 × 103 | –9.8083 | –13.7851 | –5.0249 |
| (1a) | 80 (353) | 12 | 1.9000 × 104 | 2.3722 × 103 | –7.9071 | –6.9577 | –5.4511 |
| (2a) | 78 (351) | 10 | 1.8287 × 104 | 2.1862 × 103 | –8.3292 | –8.4501 | –5.3632 |