σHet Values for thia- and oxa-substituents in five-membered heterocycles are derived from the rate constants for the reactions of sulphonyl chlorides with aniline in methanol. These values, which are negative and similar to σ+, are in agreement with the S AN mechanism previously proposed.
Titolo: | Substituent effects in five-membered rings: σHet constants for thiaand oxa-substituents from the reaction of arenesulphonyl chlorides with aniline | |
Autori interni: | ||
Data di pubblicazione: | 1976 | |
Rivista: | ||
Handle: | http://hdl.handle.net/20.500.11769/245179 | |
Appare nelle tipologie: | 1.1 Articolo in rivista |
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