NEW MATERIAL:The hydrocarbon compound of formula I (R1 is halogen, lower alkyl, lower alkoxy or flurorine-substituted lower alkoxy; R2 and R3 are CH3 or together form ethylene group; R4 is H or F).
EXAMPLE: 4-(4-Ethoxyphenyl)-4-methyl-1-(3-phenoxyphenyl)-2-pentene.
USE: Insecticide effective to the Hemiptera such as leafhoppers, planthoppers, etc., Lepidoptera such as diamondback moth, grass moth, etc., Diptera such as common gnat, housefly, etc., Orthoptera such as cockroach, and Coleoptera, Hymenoptera, etc. It has extremely high insecticidal activity, exhibits remarkable effect to the vermin resistant to organophosphate insecticide or carbamate insecticide, is producible at a low cost, and has low toxicity to warm-blooded animal.
PREPARATION: The compound of formula I can be produced e.g. by reacting the compound of formula II with a base such an n-butyl lithium in a solvent in N2 atmosphere.
MATSUO NORITADA
NISHIDA SUMIO
YANO TOSHIHIKO
HIRANO MASACHIKA
| JPS58201737A | 1983-11-24 | |||
| JPS60109506A | 1985-06-15 | |||
| JPS6042339A | 1985-03-06 |