Interaction

curated

Interaction Scheme

Molecule

Tetramethylrhodamine
Tetramethylrhodamine

c = 1.0 µM

Host

Cb7
CB7

c = 1.0 — 1000.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 1.40⋅104 ± 1000.0 M-1
Kd =
logKa = 4.15 ± 0.03
T 25.0 °C ≈ 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -23.67 ± 0.18 -5.66 ± 0.04
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Absorbance
𝛌abs = 559.0 nm
Detailed information about the solvation.
Solvent System Single Solvent
Solvent water
pH 7.0
Please find here information about the dataset this interaction is part of.
Citation:

J. Mohanty, W. M. Nau, SupraBank 2025, Taming fluorescent dyes with cucurbituril (dataset). https://doi.org/10.34804/supra.20210928365

Link: https://doi.org/10.34804/supra.20210928365
Export: BibTex | RIS | EndNote
Please find here information about the scholarly article describing the results derived from that data.
Citation:

W. M. Nau, J. Mohanty, International Journal of Photoenergy 2005, 7, 133–141.

Link: https://doi.org/10.1155/S1110662X05000206
Export: BibTex | RIS | EndNote

Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of Tetramethylrhodamine (0.0014285714285714286 M) and CB7 (0 — 0.002857142857142857 M).