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Kinetic probe to study the structural behavior of the mixed aqueous‐organic solvents. Salt effects on the kinetics and mechanism of intramolecular general‐base‐catalyzed ethanolysis of ionized phenyl salicylate
Author(s) -
Khan M. Niyaz,
Audu A. A.
Publication year - 1990
Publication title -
international journal of chemical kinetics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.341
H-Index - 68
eISSN - 1097-4601
pISSN - 0538-8066
DOI - 10.1002/kin.550220104
Subject(s) - chemistry , ethanol , reaction rate constant , solvation , aqueous solution , solvent , monomer , salt (chemistry) , catalysis , solvent effects , kinetics , inorganic chemistry , organic chemistry , physics , quantum mechanics , polymer
The reaction rates of ethanolysis of ionized phenyl salicylate, PS − , have been studied in the presence of different concentrations of various inorganic and organic salts in ethanol‐water solvent of different compositions. The observed pseudo first‐order rate constants, 1 , reveal a nonlinear increase with increase of thecontent of ethanol until it becomes ca. 85%, v / v . The rate constants, 1 , begin to decrease with increase of ethanol content beyond ca. 85%, v / v . The observed data obtained at ethanol contents of