Aryloxyphenoxy propionate compound as well as preparation method and application thereof

The invention discloses an aryloxy phenoxy propionate compound as well as a preparation method and application thereof, the aryloxy phenoxy propionate compound is shown in the specification, and in the formula, R1 is methyl, ethyl or isopropyl; r2 is fluorine, chlorine, difluoromethyl or trifluoromethyl. The aryloxy phenoxy propionate compound provided by the invention has excellent prevention and control activity on weeds, can be used as an active ingredient of a herbicide, can prevent and remove grassy weeds such as barnyard grass and moleplant seeds in a paddy field, and is safe to paddy rice. 本发明公开了一种芳氧苯氧基丙酸酯类化合物、制备方法及应用，具有所示的化合物，其中R1为甲基、乙基或异丙基；R2为氟、氯、二氟甲基或三氟甲基。本发明提供的芳氧苯氧基丙酸酯类化合物对杂草优良的防治活性，可作为除草剂的活性成分，可防除水稻田稗草和千金子等禾本科杂草，且对水稻的安全性。