FLUOROOLEFINS HAVING PESTICIDAL ACTIVITY, METHOD OF PREPARATION THEREOF, INSECTICIDAL COMPOSITION AND METHOD OF CONTROLLING INSECT PESTS THAT ORIGINATE IN SOIL Russian patent published in 2000 - IPC

FIELD: agriculture. SUBSTANCE: described are fluoroolefin derivatives of general formula I: Ar_A-C(R₁)(R₂)-CH=C(F)-CH₂-Ar_B wherein R² is hydrogen and R² is cyclapropyl or R¹ and R² each is alkyl group; Ar_A is phenyl substituted by halogen, alkoxy group or halogenalkoxy group; Ar_B is phenyl containing substituted phenoxy, phenyl, optionally substituted, configuration of mutual location of groups Ar_A-CR¹ R² and CH₂Ar_B with respect to double bond being trans- configuration. Compounds of formula I have pesticidal activity. Also described are method of preparing said compounds, insecticidal composition and method of controlling insect pests that originate in soil. EFFECT: improved properties of the insecticidal composition. 14 cl, 31 ex, 1 tbl