Interaction Scheme

Molecule

Untitled
1,1'-(oxybis(ethane-2,1-diyl))bispyridinium bro...

Host

Scx4 na
sCx4 sodium salt

Indicator

Untitled
1,3-Dimethylimidazolium

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 9.30⋅106 ± 1.00⋅105 M-1
Kd =
logKa = 6.97 ± 0.0
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -39.78 ± 0.03 -9.51 ± 0.01
ΔH = -31.7 ± 0.1 -7.58 ± 0.02
-TΔS = -8.1 ± 0.2 -1.94 ± 0.05
J mol-1 K-1 cal mol-1 K-1
ΔS = 27.2 ± 0.7 6.5 ± 0.2
These are the specifications of the determination of the experimental results.
Detection Method: Competitive
Assay Type: Competitive Binding Assay
Technique: Isothermal Titration Calorimetry
Molecule: syringe
Partner: syringe
Indicator: syringe
Detailed information about the solvation.
Solvent System Complex Mixture
Solvents water
Additives Sodium hydroxide
pH 7.0
Please find here information about the dataset this interaction is part of.
Citation:

D. Guo, Y. Liu, H. Zhao, SupraBank 2024, Binding Behaviors of p-Sulfonatocalix[4]arene with Gemini Guests (dataset). https://doi.org/10.34804/supra.20210928259

Link: https://doi.org/10.34804/supra.20210928259
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

H.-X. Zhao, D.-S. Guo, Y. Liu, J. Phys. Chem. B 2013, 117, 1978–1987.

Link: https://doi.org/10.1021/jp312744d
Export: BibTex | RIS | EndNote |

Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of 1,1'-(oxybis(ethane-2,1-diyl))bispyridinium bromide (2.1505376344086023e-06 M) and sCx4 sodium salt (0 — 4.3010752688172045e-06 M).