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Metal-ion catalysis in nucleophilic displacement reactions at carbon, phosphorus, and sulfur centers. 5. Alkali-metal ion catalysis and inhibition in the reaction of p-(trifluoromethyl)phenyl methanesulfonate with ethoxide ion

✍ Scribed by Pregel, Marko J.; Buncel, Erwin

Book ID: 126962540
Publisher: American Chemical Society
Year: 1991
Tongue: English
Weight: 760 KB
Volume: 56
Category: Article
ISSN: 0022-3263
DOI: 10.1021/jo00019a022

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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