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3,4-Dihydro-3-imino-2H-1,2,4-benzothiadiazine 1,1-Dioxides

✍ Scribed by Topliss, John G.; Konzelman, Leroy M.

Book ID
126042432
Publisher
American Chemical Society
Year
1963
Tongue
English
Weight
939 KB
Volume
28
Category
Article
ISSN
0022-3263

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## Abstract A new method for the preparation of 4‐substituted 3,4‐dihydro‐1__H__‐2,1,3‐benzothiadiazine 2,2‐dioxides is described. Treatment of __t__‐butyl __N__‐phenylsulfamoylcarbamate derivatives (**1**) with different aldehydes afforded the corresponding intramolecular cyclized products **2** u