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公开(公告)号:US6143899A
公开(公告)日:2000-11-07
申请号:US390049
申请日:1999-09-03
申请人: Alexander Pai-Yung Fung , David Dale Friese , Erwin Michael Seidel , Alan John Whitton , Alastair lain Currie Stewart , Jennifer Ann White , Raymond Vincent Heavon Jones , John Desmond Hunt
发明人: Alexander Pai-Yung Fung , David Dale Friese , Erwin Michael Seidel , Alan John Whitton , Alastair lain Currie Stewart , Jennifer Ann White , Raymond Vincent Heavon Jones , John Desmond Hunt
IPC分类号: C07B61/00 , C07D213/64 , C07D211/72
CPC分类号: C07D213/64
摘要: A process for the preparation of 2-hydroxy-6-trifluoromethylpyridine which comprises reacting 2-fluoro-6-trifluomethylpyridine or a mixture of 2-fluoro-6-trifluoromethylpyridine and 2-chloro-6-trifluoromethylpyridine with an alkali metal hydroxide at a temperature of from 50.degree. C. to 160.degree. C. and acidifying the product so formed.
摘要翻译: 一种制备2-羟基-6-三氟甲基吡啶的方法,其包括使2-氟-6-三氟甲基吡啶或2-氟-6-三氟甲基吡啶与2-氯-6-三氟甲基吡啶的混合物与碱金属氢氧化物的温度 的温度为50℃至160℃,并使形成的产物酸化。