Interaction Scheme

Molecule

Rb
Rb+

Host

 3.2.2 cryptand
[3.2.2]Cryptand

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 2.00⋅107 M-1
Kd =
logKa = 7.3
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -41.67 -9.96
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Potentiometry
Detailed information about the solvation.
Solvent System Complex Mixture
Solvents methanol 95.0 %
water 5.0 %
Please find here information about the dataset this interaction is part of.
Citation:

J. M. Lehn, J. P. Sauvage, SupraBank 2024, Cryptates. XVI. [2]-Cryptates. Stability and selectivity of alkali and alkaline-earth macrobicyclic complexes (dataset). https://doi.org/10.34804/supra.20210928103

Link: https://doi.org/10.34804/supra.20210928103
Export: BibTex | RIS | EndNote
Please find here information about the scholarly article describing the results derived from that data.
Citation:

J. M. Lehn, J. P. Sauvage, J. Am. Chem. Soc. 1975, 97, 6700–6707.

Link: https://doi.org/10.1021/ja00856a018
Export: BibTex | RIS | EndNote |

Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of Rb+ (1.0023744672389105e-06 M) and [3.2.2]Cryptand (0 — 2.004748934477821e-06 M).