Interaction

curated

Interaction Scheme

Molecule

Ascorbic acid
Ascorbic Acid

c = 0.0 — 9820.0 µM

Host

Scx8
sCx8

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 17.0 M-1
Kd =
logKa = 1.23
T 25.0 °C ≈ 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -7.02 -1.68
Comment
Buffer tablet for pH 4 used
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Absorbance
Detailed information about the solvation.
Solvent System Complex Mixture
Solvents water
pH 4.0
Please find here information about the dataset this interaction is part of.
Citation:

V. S. Kalyani, D. D. Malkhede, SupraBank 2024, p-Sulfonatocalix[8]arene and vitamin C complexation: assessment of photophysical, pKa and antioxidant property (dataset). https://doi.org/10.34804/supra.20210928252

Link: https://doi.org/10.34804/supra.20210928252
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

V. S. Kalyani, D. D. Malkhede, J Incl Phenom Macrocycl Chem 2017, 87, 179–189.

Link: https://doi.org/10.1007/s10847-016-0689-x
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Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of Ascorbic Acid (1.1764705882352942 M) and sCx8 (0 — 2.3529411764705883 M).