Process for preparing 1,1,3-trioxo-1,2-benzothiazole-6-carboxamide
申请人:Pillai Bijukumar Gopinathan
公开号:US10774055B2
公开(公告)日:2020-09-15
A process for preparing, 1,1,3-trioxo-1,2-benzothiazole-6-carboxamide of formula (I) comprising: (a) oxidizing 2,5-dimethyl-benzenesulfonamide of formula (II) in the presence of an oxidizing agent to receive 2-sulfamoyl-terephthalic acid of formula (III); (b) converting the formed 2-sulfamoyl-terephthalic acid of formula (III) to receive 2-sulfamoyl-terephthalic acid derivative of formula (IV); and (c) reacting the resulting 2-sulfamoyl-terephthalic acid derivative of formula (IV) with ammonia (NH3) or ammonium containing-salt; wherein R represents OR′ or CI and R′ represents a branched or non-branched C1-C12 alkyl.
[EN] PROCESS FOR PREPARING 1,1,3-TRIOXO-1,2-BENZOTHIAZOLE-6-CARBOXAMIDE<br/>[FR] PROCÉDÉ DE PRÉPARATION DE 1,1,3-TRIOXO-1,2-BENZOTHIAZOLE-6-CARBOXAMIDE
申请人:ADAMA AGAN LTD
公开号:WO2017115137A8
公开(公告)日:2018-02-01
LEVITT, G.
作者:LEVITT, G.
DOI:——
日期:——
PROCESS FOR PREPARING 1,1,3-TRIOXO-1,2-BENZOTHIAZOLE-6-CARBOXAMIDE
申请人:Adama Agan Ltd.
公开号:EP3397621B1
公开(公告)日:2020-12-09
COMPOUNDS AND COMPOSITIONS FOR TREATING CONDITIONS ASSOCIATED WITH NLRP ACTIVITY