发明名称 |
Process for the preparation of 2,6-dihalo-para-trifluoromethylaniline |
摘要 |
Process for the preparation of a compound of general formula (I): in which X represents a halogen atom, by reaction of para-trifluoromethylaniline of formula (II): with a dihalogen X2, the two compounds being introduced simultaneously into a polar aprotic solvent in a dihalogen/compound (II) molar ratio ranging from 1.9 to 2.5 and at a temperature ranging from 100 to 300° C.
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申请公布号 |
US7553993(B2) |
申请公布日期 |
2009.06.30 |
申请号 |
US20050532160 |
申请日期 |
2005.08.31 |
申请人 |
BASF AGRO B.V.;WADENSWIL/AU |
发明人 |
BUATHIER BERNARD;LE ROY PIERRE |
分类号 |
C07C209/74;C07C209/00;C07C211/00;C07C211/46 |
主分类号 |
C07C209/74 |
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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