Interaction Scheme

Molecule

Untitled
Betaine

Host

Scx4 na
sCx4 sodium salt

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 416.0 ± 3.0 M-1
Kd =
logKa = 2.62 ± 0.0
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -14.95 ± 0.02 -3.57 ± 0.0
ΔH = -26.23 ± 0.17 -6.27 ± 0.04
-TΔS = 11.25 ± 0.08 2.69 ± 0.02
J mol-1 K-1 cal mol-1 K-1
ΔS = -37.7 ± 0.3 -9.0 ± 0.1
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: syringe
Detailed information about the solvation.
Solvent System Buffer System 100 mM phosphate pH-7.2
Solvents water
Source of Concentration estimated
Total concentration 100.0 mM
pH 7.2
Please find here information about the dataset this interaction is part of.
Citation:

D. Guo, Y. Liu, L. Wang, Y. Chen, SupraBank 2024, Thermodynamics of interactions between organic ammonium ions and sulfonatocalixarenes (dataset). https://doi.org/10.34804/supra.20210928383

Link: https://doi.org/10.34804/supra.20210928383
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

L.-H. Wang, D.-S. Guo, Y. Chen, Y. Liu, Thermochimica Acta 2006, 443, 132–135.

Link: https://doi.org/10.1016/j.tca.2005.12.025
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Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of Betaine (0.04807692307692308 M) and sCx4 sodium salt (0 — 0.09615384615384616 M).