2,2,2-Trichloro-N-(3,5-dichloro-2,4-difluorophenyl)acetamide is an intermediate in synthesizing Teflubenzuron-d3 (T438343). It is a labeled version of Teflubenzuron (T013780), which is an benzoylphenylurea chitin synthesis inhibitor used to control a wide range of insect pests and mites in fruit, vegetable, cereal and seed crops.