Interaction

curated

Interaction Scheme

Molecule

Rhodamine b
Rhodamine B

c = 1.0 µM

Host

Cb7
CB7

c = 1.0 — 100.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 3.20⋅105 ± 4.00⋅104 M-1
Kd =
logKa = 5.51 ± 0.05
T 25.0 °C ≈ 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -31.42 ± 0.28 -7.51 ± 0.07
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Fluorescence
𝛌ex = 540.0 nm
𝛌em = 578.0 nm
Detailed information about the solvation.
Solvent System Single Solvent
Solvent water
pH 7.0
Please find here information about the dataset this interaction is part of.
Citation:

J. Mohanty, H. Pal, K. Jagtap, A. K. Ray, W. M. Nau, SupraBank 2021, Molecular Encapsulation of Fluorescent Dyes Affords Efficient Narrow-band Dye Laser Operation in Water (dataset). https://doi.org/10.34804/supra.2021092827

Link: https://doi.org/10.34804/supra.2021092827
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

J. Mohanty, K. Jagtap, A. K. Ray, W. M. Nau, H. Pal, Chem. Eur. J. of Chem. Phys. 2010, 11, 3333–3338.

Link: https://doi.org/10.1002/cphc.201000532
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Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of Rhodamine B (6.25e-05 M) and CB7 (0 — 0.000125 M).