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Effects of organic salts on the rate of alkaline hydrolysis of phthalimide in the presence ofcationic micelles


Citation

Khan, M. Niyaz and Ahmad, Faujan B. H. (2001) Effects of organic salts on the rate of alkaline hydrolysis of phthalimide in the presence ofcationic micelles. Reaction Kinetics and Catalysis Letters, 72 (2). pp. 321-329. ISSN 0133-1736

Abstract

Pseudo-first order rate constants (kobs) for alkaline hydrolysis of phthalimide (PTH), obtained at constant concentration of cetyltrimethylammonium bromide (CTABr) and 35°C, vary with the concentration of organic salts ([MX]) according to the relationship: kobs = (k0 + θ K [MX])/(1 + K [MX]) where θ and K are empirical parameters. The values of K at 0.01 M CTABr are nearly 2 times larger than the corresponding K values at 0.02 M CTABr for sodium benzoate, disodium phthalate and disodium isophthalate.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Science
DOI Number: https://doi.org/10.1023/a:1010503215367
Publisher: Kluwer Academic Publishers, Dordrecht and Akadémiai Kiadó, Budapest
Keywords: Cationic micelles; Hydrolysis and salt effect; Kinetics; Organic salts; Phthalimide
Depositing User: Mr. Mohamad Syahrul Nizam Md Ishak
Date Deposited: 08 Dec 2024 08:19
Last Modified: 08 Dec 2024 08:19
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.1023/a:1010503215367
URI: http://psasir.upm.edu.my/id/eprint/114056
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