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1,2,3-Benzothiadiazoles. Part II. A novel rearrangement of diazonium salts derived from 7-amino-1,2,3-benzothiadiazoles

✍ Scribed by Haddock, E.; Kirby, P.; Johnson, A. W.

Book ID: 115542273
Publisher: The Royal Society of Chemistry
Year: 1970
Tongue: English
Weight: 652 KB
Volume: 18
Category: Article
ISSN: 0022-4952
DOI: 10.1039/j39700002514

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## Abstract For Abstract see ChemInform Abstract in Full Text.

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## Abstract Palladium‐catalyzed amination of 7‐bromo‐4‐methyl‐2,1,3‐benzothiadiazole (**7**) with benzophenone imine as an ammonia equivalent is described as a new, safe and practical alternative to nitration for the synthesis of 7‐amino‐4‐methyl‐2,1,3‐benzothiadiazole (**1**) in high yield. This m