Insecticidal 1-N-phenylcarbamoyl-3-(4-difluoromethoxyphenyl)-4-phenyl-2-pyrazoline derivatives

摘要

Pyrazoline derivatives useful as insecticides having the formula <IMAGE> [I] wherein X represents a hydrogen atom or a halogen atom; Y represents a halogen atom, a trifluoromethyl group or -A-R'; R represents a C1-10 alkyl group, a lower alkenyl group or a lower alkynyl group; and A represents an oxygen atom, a sulfur atom, a sulfinyl group or a sulfonyl group and R' represents a halogen-substituted lower alkyl group.