Interaction Scheme

Molecule

Untitled
Sodium nitrate

c = 0.0 — 1000.85 µM

Host

Cb5
CB5

c = 748.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 8630.0 ± 2023.0 M-1
Kd = 116 ± 27 µM
logKa = 3.94 ± 0.1
T 10.0 °C 283 K
Energy kJ mol-1 kcal mol-1
ΔG = -21.34 ± 0.56 -5.1 ± 0.13
ΔH = -2.3 ± 1.0 -0.55 ± 0.24
-TΔS = -19.0 ± 1.0 -4.54 ± 0.24
J mol-1 K-1 cal mol-1 K-1
ΔS = 67.1 ± 3.5 16.0 ± 0.8
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 PEAQ-ITC
VCell = 200.0 𝜇L
VSyringe = 40.0 𝜇L
cmolecule = 6500.0 𝜇M    syringe
cpartner = 748.0 𝜇M    cell
Ninjection = 13
Vinjection = 3.0 𝜇L
Vinit = 0.4 𝜇L
Detailed information about the solvation.
Solvent System Single Solvent
Solvent water
Please find here information about the dataset this interaction is part of.
Citation:

L. Biczok, S. Zhang, L. M. Grimm, Z. Miskolczy, F. Biedermann, W. Nau, SupraBank 2025, Binding affinities of cucurbit[n]urils with cations (dataset). https://doi.org/10.34804/supra.2021092849

Link: https://doi.org/10.34804/supra.2021092849
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

S. Zhang, L. Grimm, Z. Miskolczy, L. Biczók, F. Biedermann, W. M. Nau, Chem. Commun. 2019, 55, 14131–14134.

Link: https://doi.org/10.1039/C9CC07687E
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Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of Sodium nitrate (0.002317497103128621 M) and CB5 (0 — 0.004634994206257242 M).