Process for preparing 1,1,3-trioxo-1,2-benzothiazole-6-carboxamide

A process for preparing, 1,1,3-Trioxo-1,2-benzothiazole-6-carboxamide of formula (I) comprising: reacting 2-chloro-sulfonyl-terephthalic acid dialkyl ester of formula (II) with ammonia (N H3) or ammonium containing-salt; wherein R represents a branched or non-branched C1-C12 alkyl.

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Bibliographic Details
Main Authors Yacovan, Avihai, Barda, Yaniv, Mirilashvili, Sima, Baron, Shmuel A
Format Patent
LanguageEnglish
Published 28.04.2020
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:A process for preparing, 1,1,3-Trioxo-1,2-benzothiazole-6-carboxamide of formula (I) comprising: reacting 2-chloro-sulfonyl-terephthalic acid dialkyl ester of formula (II) with ammonia (N H3) or ammonium containing-salt; wherein R represents a branched or non-branched C1-C12 alkyl.
Bibliography:Application Number: US201616066971