Interaction

curated

Interaction Scheme

Molecule

Untitled
2,3-Diazabicyclo(2.2.2)oct-2-ene

Host

Sulfocalix 5 arene
sCx5

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 24.8 ± 1.9 M-1
Kd =
logKa = 1.39 ± 0.03
T 25.0 °C ≈ 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -7.96 ± 0.19 -1.9 ± 0.05
ΔH = -10.3 ± 0.7 -2.46 ± 0.17
-TΔS = 2.4 ± 0.9 0.57 ± 0.22
J mol-1 K-1 cal mol-1 K-1
ΔS = -8.0 ± 3.0 -1.9 ± 0.7
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
Molecule: syringe
Partner: cell
Detailed information about the solvation.
Solvent System Complex Mixture
Solvents water
Additives hydrochloric acid
pH 6.0
Please find here information about the dataset this interaction is part of.
Citation:

D. Guo, Y. Liu, W. M. Nau, V. D. Uzunova, K. I. Assaf, A. I. Lazar, SupraBank 2025, Inclusion of neutral guests by water-soluble macrocyclic hosts – a comparative thermodynamic investigation with cyclodextrins, calixarenes and cucurbiturils (dataset). https://doi.org/10.34804/supra.2021092882

Link: https://doi.org/10.34804/supra.2021092882
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

D.-S. Guo, V. D. Uzunova, K. I. Assaf, A. I. Lazar, Y. Liu, W. M. Nau, Supramolecular Chemistry 2015, 28, 384–395.

Link: https://doi.org/10.1080/10610278.2015.1105374
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Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of 2,3-Diazabicyclo(2.2.2)oct-2-ene (0.8064516129032258 M) and sCx5 (0 — 1.6129032258064515 M).