Interaction Scheme

Molecule

1 methyl 3   4  %283 methylimidazol 3 ium 1 yl%29methyl phenyl methyl imidazol 1 ium
1-methyl-3-[[4-[(3-methylimidazol-3-ium-1-yl)me...

c = 0.0 — 36.84 µM

Host

Cb8
CB8

c = 40.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 1.95⋅106 ± 2.87⋅105 M-1
Kd =
logKa = 6.29 ± 0.06
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -35.9 ± 0.37 -8.58 ± 0.09
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Isothermal Titration Calorimetry
Instrument: MicroCal VP-ITC
VCell = 1400.0 𝜇L
VSyringe = 350.0 𝜇L
cmolecule = 400.0 𝜇M    syringe
cpartner = 40.0 𝜇M    cell
Ninjection = 15
Vinjection = 10.0 𝜇L
Vinit = 2.0 𝜇L
Detailed information about the solvation.
Solvent System Single Solvent
Solvent water
Please find here information about the dataset this interaction is part of.
Citation:

O. A. Scherman, F. Biedermann, D. Jiao, SupraBank 2024, Size Selective Supramolecular Cages from Aryl-Bisimidazolium Derivatives and Cucurbit[8]uril (dataset). https://doi.org/10.34804/supra.2021092863

Link: https://doi.org/10.34804/supra.2021092863
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

D. Jiao, F. Biedermann, O. A. Scherman, Org. Lett. 2011, 13, 3044–3047.

Link: https://doi.org/10.1021/ol200911w
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Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of 1-methyl-3-[[4-[(3-methylimidazol-3-ium-1-yl)methyl]phenyl]methyl]imidazol-1-ium (1.0256410256410256e-05 M) and CB8 (0 — 2.0512820512820512e-05 M).