发明授权
- 专利标题: Process for the preparation of isothiazolone
- 专利标题(中): 异噻唑酮的制备方法
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申请号: US831465申请日: 1992-02-05
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公开(公告)号: US5315008A公开(公告)日: 1994-05-24
- 发明人: Reinhard Effenberger , Leonard Shorr , Yehuda Keren
- 申请人: Reinhard Effenberger , Leonard Shorr , Yehuda Keren
- 申请人地址: ILX Beer-Sheva
- 专利权人: Bromine Compounds Ltd.
- 当前专利权人: Bromine Compounds Ltd.
- 当前专利权人地址: ILX Beer-Sheva
- 优先权: ILX97166 19910206
- 主分类号: C07D275/02
- IPC分类号: C07D275/02 ; C07D275/03 ; C07D91/10
摘要:
Mixtures of 2-methyl-isothiazolin-3-one (5H-MIT) and 5-chloro-2-methylisothiazolin-3-one (5Cl-MIT), are prepared by the chlorination of N-methyl-3-mercaptopropionamide (MMPA) with chlorine in a halogenated solvent in continuous operation.
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