Diphenylethylene derivatives

Details Diphenylethylene derivatives Diphenylethylene derivatives

C - Chemistry, Metallurgy

07

D

167/11, 260/327.

C07D 317/64 (2006.01) A01N 43/28 (2006.01) A01N 43/30 (2006.01) A01N 43/32 (2006.01) C07D 317/50 (2006.01) C07D 317/52 (2006.01) C07D 317/54 (2006.01) C07D 327/04 (2006.01) C07D 405/10 (2006.01)

Patent

CA 1311488

Diphenylethylene derivatives Abstract Novel substituted .alpha.,.alpha.-diphenylethylene derivatives of formula I (I) Image in which R1 and R4 independently of one another each represents hydrogen, hydroxy, C1-C5-alkyl, C1-C3-alkoxy, C1-C3-alkoxy substituted by from 1 to 7 halogen atoms, alkoxyalkoxy having a total of from 2 to 6 carbon atoms, C3-C5-alkenyloxy or C3-Cs-alkynyloxy; R2 and R3 independently of one another each represents hydrogen, halogen, C1-C3-alkyl, C1-C5-alkoxy or nitro; or R1 and R2 together represent a radical -O-CH2-O- or -O-CH2-CH2-O-; R5 and R6 independently of one another each represents hydrogen, halogen or methyl; R7 and R8 independently of one another each represents hydrogen, methyl or ethyl; X and Y independently of one another each represents -O- or -S-; with the proviso that at least one of the substituents R1 to R8 has a meaning other than hydrogen if X and Y simultaneously represent -O-; processes and intermediates for the preparation of these compounds, and compositions containing them for controlling insects and representatives of the order Acarina, especially plant-destructive insects and ecto- parasites that attack animals.

558670

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