发明名称 |
FIPRONIL PRODUCTION PROCESS |
摘要 |
An improved oxidation process for preparing 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-trifluoromethylsulphinyl-pyrazole, of formula (I) is described. The process includes admixing 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-trifluoromethylthiopyrazole of formula (II) with dichloroacetic acid and hydrogen peroxide in the presence of a strong acid. |
申请公布号 |
ZA201300195(B) |
申请公布日期 |
2013.09.25 |
申请号 |
ZA20130000195 |
申请日期 |
2013.01.08 |
申请人 |
IRVITA PLANT PROTECTION, A BRANCH OF CELSIUS PROPERTY B.V. |
发明人 |
LEVIN ANAT;GRABARNICK MICHAEL |
分类号 |
C07D |
主分类号 |
C07D |
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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