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Alkali and alkaline-earth metal ion catalysis in the reaction of aryl acetates with methoxide ion. Effect of a poly(oxyethylene) side arm

✍ Scribed by Ercolani, Gianfranco; Mandolini, Luigi

Book ID: 127071895
Publisher: American Chemical Society
Year: 1990
Tongue: English
Weight: 669 KB
Volume: 112
Category: Article
ISSN: 0002-7863
DOI: 10.1021/ja00157a062

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## Abstract A kinetic study of the nucleophilic substitution reaction of Y‐substituted phenyl diphenylphosphinothioates **2 a**–**g** with alkali‐metal ethoxides (MOEt; M=Li, Na, K) in anhydrous ethanol at (25.0±0.1) °C is reported. Plots of pseudo‐first‐order rate constants (__k__~obsd~) versus [M