Interaction Scheme

Molecule

Untitled
Piperazine

c = 1000.0 µM

Host

Scx4
sCx4

c = 0.0 — 2989.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 1035.0 ± 10.0 M-1
Kd =
logKa = 3.01 ± 0.0
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -17.21 ± 0.02 -4.11 ± 0.0
ΔH = -20.05 ± 0.12 -4.79 ± 0.03
-TΔS = 2.85 ± 0.15 0.68 ± 0.04
J mol-1 K-1 cal mol-1 K-1
ΔS = -9.6 ± 0.5 -2.3 ± 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
Additives Disodium hydrog...
Sodium dihydro...
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:

Y. Liu, E. Yang, Y. Chen, SupraBank 2024, Intermolecular complexation thermodynamics between water-soluble calix[4]arenes and diazacycloalkanes (dataset). https://doi.org/10.34804/supra.20210928171

Link: https://doi.org/10.34804/supra.20210928171
Export: BibTex | RIS | EndNote
Please find here information about the scholarly article describing the results derived from that data.
Citation:

Y. Liu, E.-C. Yang, Y. Chen, Thermochimica Acta 2005, 429, 163–166.

Link: https://doi.org/10.1016/j.tca.2005.03.002
Export: BibTex | RIS | EndNote

Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of Piperazine (0.01932367149758454 M) and sCx4 (0 — 0.03864734299516908 M).