The present invention relates to an improved process for the preparation of substituted pyridylmethyl- benzamide derivatives of formula (I), in particular 2,6-Dichloro-N-[3-chloro-5-(trifluoromethyl)-2- pyridyl]methyl}benzamide (Fluopicolide), from substituted 2-(Aminomethyl)pyridine derivatives which are obtained by Raney-Nickel hydrogenation.
本发明涉及一种改进的方法,用于制备配方(I)的取代
吡啶甲基苯甲酰衍
生物,特别是2,6-二
氯-N-[3-
氯-5-(三
氟甲基)-2-
吡啶基]甲基}苯甲酰胺(
氟哌啶酰胺),该方法使用经Raney-Nickel氢化得到的取代2-(
氨甲基)
吡啶衍生物。