Journal of the Chemical Society. Chemical communications p. 520 - 521 (1983)
Update date:2022-08-11
Topics:
Abramovitch, Rudolph A.
Mavunkel, Babu
Stowers, James R.
A convenient synthesis of 1,2-benzisothiazole 1,1-dioxide from toluene-o-sulphonamide is reported, and this allows the preparation of a number of 1,2-benzothiazepine 1,1-dioxides bearing hydrogen atoms in the seven-membered ring; 1H n.m.r. spectroscopy suggests that the latter is not aromatic.
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