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Preparation of 2,1-benzisothiazoles

2024-08-05 来源:小侦探旅游网
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专利名称:Preparation of 2,1-benzisothiazoles发明人:SINGERMAN; GARY M.申请号:US42606473申请日:19731219公开号:US3890340A公开日:19750617

摘要:2,1-Benzisothiazoles are prepared by reacting a 2-alkylaniline or a 2-alkyl-N-sulfinylaniline with a sulfinylsulfonamide. The reaction can be effected by thermal means,with or without a solvent, or in the presence of a tertiary amine catalyst. Solid 5-methoxy-2,1-benzisothiazole is produced by the reaction of N-sulfinylmethanesulfonamide with 4-methoxy-2-methyl-N-sulfinylaniline.

申请人:GULF RESEARCH & DEVELOPMENT COMPANY

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