Process for preparing pyridine derivatives and intermediates useful in the process
申请人:IMPERIAL CHEMICAL INDUSTRIES PLC
公开号:EP0040478A1
公开(公告)日:1981-11-25
The invention provides a process for preparing 2-[4-(3-or 5-fluoromethylpyridyl-2-oxy)phenoxy] propionic acids and their derivatives by reducing 2- [4-(3- or 5-fluoromethylpyridyl-2-oxy)phenoxy] acrylic acids and their derivatives. It also provides the acrylic acids and their derivatives themselves.
本发明提供了一种通过还原 2-[4-(3-或 5-氟甲基吡啶基-2-氧基)苯氧基]丙烯酸及其衍生物来制备 2-[4-(3-或 5-氟甲基吡啶基-2-氧基)苯氧基]丙酸及其衍生物的工艺。它还提供丙烯酸及其衍生物本身。