Interaction Scheme

Molecule

D8d2
1,1'-(octane-1,8-diyl)bis(1,4-diazabicyclo[2.2....

Host

Host 1a
syn oxatube

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 1.20⋅105 ± 1.20⋅104 M-1
Kd =
logKa = 5.08 ± 0.04
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -28.99 ± 0.25 -6.93 ± 0.06
ΔH = -38.0 ± 3.8 -9.08 ± 0.91
-TΔS = 9.1 ± 0.91 2.17 ± 0.22
J mol-1 K-1 cal mol-1 K-1
ΔS = -30.5 ± 3.1 -7.3 ± 0.7
Comment
Counter ion is hexafluorophosphate anion.
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Isothermal Titration Calorimetry
Instrument: NanoITC LV
VCell = 190.0 𝜇L
Molecule: cell
Partner: syringe
Detailed information about the solvation.
Solvent System Complex Mixture
Solvents acetonitrile 50.0 %
1,2-dichloroethane 50.0 %
Please find here information about the dataset this interaction is part of.
Citation:

A. Valkonen, K. Rissanen, H. Ke, W. Jiang, Y. Ma, SupraBank 2024, Achieving Strong Positive Cooperativity through Activating Weak Non‐Covalent Interactions (dataset). https://doi.org/10.34804/supra.20230310471

Link: https://doi.org/10.34804/supra.20230310471
Export: BibTex | RIS | EndNote
Please find here information about the scholarly article describing the results derived from that data.
Citation:

Y. L. Ma, H. Ke, A. Valkonen, K. Rissanen, W. Jiang, Angew. Chem. Int. Ed. 2018, 57, 709–713.

Link: https://doi.org/10.1002/anie.201711077
Export: BibTex | RIS | EndNote

Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of 1,1'-(octane-1,8-diyl)bis(1,4-diazabicyclo[2.2.2]octan-1-ium) (0.00016666666666666666 M) and syn oxatube (0 — 0.0003333333333333333 M).