Premium
Protonation studies on the oximes of some 7‐acetyl‐1,2‐benzisothiazoles
Author(s) -
Mckin David M.,
Abouzeid Azza A.
Publication year - 1991
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570280506
Subject(s) - chemistry , protonation , sulfonium , oxime , ion , medicinal chemistry , organic chemistry , salt (chemistry)
Abstract Three 7‐acetyl‐1,2‐benzisothiazoles have been made by cyclisation of the monooximes of 2‐methylthio‐1,3‐diacetylbenzenes. The oximes of these ketones dissolved in acidic media give only protonated forms, and no indication of the formation of stable bridged sulfonium ions.