发明授权
- 专利标题: Manufacture of 3-amino-1,2-benzisothiazoles
- 专利标题(中): 制备3-氨基-1,2-苯并异噻唑
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申请号: US768051申请日: 1977-02-14
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公开(公告)号: US4140692A公开(公告)日: 1979-02-20
- 发明人: Helmut Fleig , Helmut Hagen
- 申请人: Helmut Fleig , Helmut Hagen
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX2609864 19760310
- 主分类号: C07D275/04
- IPC分类号: C07D275/04 ; C07D275/02
摘要:
3-Amino-1,2-benzisothiazoles are manufactured by reacting o-halobenzonitriles with ammonia and elementary sulfur. The products are fungicides and starting materials for the manufacture of dyes, crop protection agents and pharmaceuticals.
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