✦ LIBER ✦

β-deuterium kinetic isotope effects in the solvolysis of 2-aryl-1,1,1-trifluoro-2-propyl tosylates and of 2-aryl-2-profyl p-nitrobenzoates. Evidence for a variation of the contribution of α-methyl substituent in stabilizing cationic reaction centers with different electron demand

✍ Scribed by Kwang-Ting Liu; Yuh Wern Wu

Publisher: Elsevier Science
Year: 1986
Tongue: French
Weight: 251 KB
Volume: 27
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)84865-0

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✦ Synopsis

A very high S-deuterium kinetic isotope effect, k(CH3)/k(CD3) =2.l3 at ~o'c, was found for the solvolysis of 2-(3'-chlorophenyl)-l,l,l-trifluoro-2propyl tosylate(&) and the a-CD3 analogue