Interaction Scheme

Molecule

Methyl pyridinium paracyclophane iodide
MPCP

c = 0.0 — 97.0 µM

Host

Cb8
CB8

c = 55.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 3.31⋅1013 ± 4.71⋅1013 M-1
Kd =
logKa = 13.52 ± 0.5
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -77.17 ± NaN -18.44 ± NaN
ΔH = -71.0 ± 2.1 -16.97 ± 0.5
-TΔS = -6.3 ± 3.4 -1.51 ± 0.81
J mol-1 K-1 cal mol-1 K-1
ΔS = 21.1 ± 11.4 5.1 ± 2.7
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Isothermal Titration Calorimetry
Molecule: syringe
Partner: cell
Detailed information about the solvation.
Solvent System Single Solvent
Solvent water
Please find here information about the dataset this interaction is part of.
Citation:

L. Grimm, SupraBank 2025, Fluorescent Paracyclophanes: Unveiling Ultra-strong Binding with Cucurbit[8]uril in Aqueous Environments (dataset). https://doi.org/10.34804/supra.20240313527

Link: https://doi.org/10.34804/supra.20240313527
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Please find here information about the scholarly article describing the results derived from that data.

Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of MPCP (6.040471156750226e-13 M) and CB8 (0 — 1.2080942313500452e-12 M).