Interaction

curated

Interaction Scheme

Molecule

Untitled
Pyranine

Host

Gamma cd
γ-CD

c = 0.0 — 40000.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 120.0 ± 20.0 M-1
Kd =
logKa = 2.08 ± 0.07
T 25.0 °C ≈ 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -11.87 ± 0.42 -2.84 ± 0.1
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Fluorescence
𝛌ex = 405.0 nm
𝛌em = 435.0 nm
Ibound⁄Ifree = 6.0
Detailed information about the solvation.
Solvent System Single Solvent
Solvent water
pH 6.6
Please find here information about the dataset this interaction is part of.
Citation:

S. K. Mondal, K. Sahu, P. Sen, D. Roy, S. Ghosh, K. Bhattacharyya, SupraBank 2025, Excited state proton transfer of pyranine in a γ-cyclodextrin cavity (dataset). https://doi.org/10.34804/supra.20210928332

Link: https://doi.org/10.34804/supra.20210928332
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

S. K. Mondal, K. Sahu, P. Sen, D. Roy, S. Ghosh, K. Bhattacharyya, Chemical Physics Letters 2005, 412, 228–234.

Link: https://doi.org/10.1016/j.cplett.2005.07.001
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Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of Pyranine (0.16666666666666666 M) and γ-CD (0 — 0.3333333333333333 M).