发明名称 |
Process for preparing tribromomethylsulfonylpyridine |
摘要 |
The present invention provides a process for preparing a tribromomethylsulfonylpyridine, which comprises reacting a methylthiopyridine and a hypobromite in the presence of a base and water in a heterogeneous system. According to the present invention, it is possible to prepare a tribromomethylsulfonylpyridine industrially advantageously, and with high yield and high purity.
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申请公布号 |
US6420564(B1) |
申请公布日期 |
2002.07.16 |
申请号 |
US20010959237 |
申请日期 |
2001.10.17 |
申请人 |
SUMITOMO SEIKA CHEMICALS CO., LTD. |
发明人 |
FUJISAWA EIJI;HATA HIROYUKI |
分类号 |
C07D213/70;C07D213/71;(IPC1-7):C07D213/71 |
主分类号 |
C07D213/70 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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