| abstract |
(57) [Problem] To provide a benzophenone hydrazone derivative having excellent activity as an active ingredient of an insecticide. SOLUTION: Formula: embedded image (Wherein R 1 represents halogen, R 2 represents C 1-4 alkyl or C 1-4 haloalkyl, and R 3 is hydrogen, optionally substituted C 1-4 alkyl or C 3-8 cycloalkyl. Represents C 1-4 alkoxy-carbonyl optionally substituted by alkyl; R 4 represents furyl, thienyl, pyrrole, pyrazolyl, thiazolyl, pyridyl, pyrazolyl or isoxazolyl; these heterocyclic groups are halogen, nitro, A benzophenone hydrazone derivative represented by the following formula (1), which may be substituted by a substituent selected from C 1-6 alkyl, C 1-6 alkoxy or C 1-6 haloalkyl, and wherein n represents 0, 1 or 2. Its geometric isomer mixture. |