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Kinetics of the reaction of benzoyl chloride and sodium carboxylate under inverse phase-transfer catalysis

✍ Scribed by Maw-Ling Wang; Chin-Chou Ou; Jing-Jer Jwo


Publisher
Elsevier Science
Year
1995
Tongue
English
Weight
719 KB
Volume
99
Category
Article
ISSN
1381-1169

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✦ Synopsis


The reaction of benzoyl chloride and sodium carboxylate using pyridine 1 -oxide (PNO) as an inverse phase-transfer catalyst in a system of the two phases HZ0 and CH&& was investigated. Carboxylate ions including formate, acetate, propionate, 2methylpropanoate, pentanoate, hexanoate, heptanoate and octanoate were selected to compare their reactivities. The rate of reaction depended on the concentration of pyridine l-oxide (PNO) in the organic phase. The concentration of carboxylate ion affected the distribution of pyridine 1 -oxide (PNO) between the organic and aqueous phases. The rate of reaction thus depended on the concentration of the carboxylate ion even though the rate-determining step occurred in the organic phase.


πŸ“œ SIMILAR VOLUMES


Reaction of benzyl chloride with ammoniu
✍ Sunil K. Maity; Narayan C. Pradhan; Anand V. Patwardhan πŸ“‚ Article πŸ“… 2006 πŸ› Elsevier Science 🌐 English βš– 610 KB

The reaction between benzyl chloride and aqueous ammonium sulfide was carried out in an organic solvent -toluene, using tetrabutylammonium bromide (TBAB) as phase transfer catalyst (PTC). Two products, namely dibenzyl sulfide (DBS) and benzyl mercaptan (BM), were identified in the reaction mixture.