Interaction

curated

Interaction Scheme

Molecule

Rubidium chloride
Rubidium chloride

c = 0.0 — 48000.0 µM

Host

Cb6
CB6

c = 0.5 µM

Indicator

Dsmi
DSMI

c = 3.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 2.00⋅104 ± 4634.97 M-1
Kd = 50 ± 12 µM
logKa = 4.3 ± 0.1
T 25.0 °C ≈ 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -24.54 ± 0.59 -5.87 ± 0.14
These are the specifications of the determination of the experimental results.
Detection Method: Competitive
Assay Type: Competitive Binding Assay
Technique: Fluorescence
𝛌ex = 450.0 nm
𝛌em = 580.0 nm
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. Biczok, S. Zhang, L. M. Grimm, Z. Miskolczy, F. Biedermann, W. Nau, SupraBank 2025, Binding affinities of cucurbit[n]urils with cations (dataset). https://doi.org/10.34804/supra.2021092849

Link: https://doi.org/10.34804/supra.2021092849
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

S. Zhang, L. Grimm, Z. Miskolczy, L. Biczók, F. Biedermann, W. M. Nau, Chem. Commun. 2019, 55, 14131–14134.

Link: https://doi.org/10.1039/C9CC07687E
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Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of Rubidium chloride (0.0010023746254877806 M) and CB6 (0 — 0.002004749250975561 M).