申请人:The Dow Chemical Company
公开号:US04281133A1
公开(公告)日:1981-07-28
Substituted phenoxy and phenylthio picolinaldehydes are prepared which correspond to the formula: ##STR1## wherein X independently represents alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms, trifluoromethyl, 3,4-methylenedioxy, chloro, fluoro or bromo; n represents an integer of 0 to 2 and Y represents oxygen or sulfur. These compounds are employed as intermediates in the preparation of compounds which have a high degree of insecticidal activity.
制备了对应于以下结构的取代的苯氧基和苯硫基吡啶醛:其中X独立表示1至4个碳原子的烷基,1至4个碳原子的烷氧基,1至4个碳原子的烷硫基,1至4个碳原子的烷基磺酰基,三氟甲基,3,4-亚甲二氧基,氯,氟或溴;n表示0至2的整数,Y表示氧或硫。这些化合物被用作具有高度杀虫活性的化合物的制备中间体。