Aryl-alkyne compounds as herbicides

C - Chemistry – Metallurgy – 07 – D

Patent

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C07D 241/18 (2006.01) A01N 43/54 (2006.01) A01N 43/56 (2006.01) A01N 43/58 (2006.01) A01N 43/60 (2006.01) A01N 43/707 (2006.01) C07D 237/12 (2006.01) C07D 237/14 (2006.01) C07D 237/16 (2006.01) C07D 239/34 (2006.01) C07D 239/52 (2006.01) C07D 253/06 (2006.01) C07D 253/07 (2006.01) C07D 253/075 (2006.01) C07D 401/12 (2006.01)

Patent

CA 2481008

Compounds of formula (I) wherein Q is a group formula (II), (III); Z is=N-, formula (IV) or =C(R2)-; n is 0, 1, 2 or 3; R3 or R4 are each independently of the other hydrogen, alogen, -CN, C1-C4alkyl or C1-C4alkoxyl; or R3 and R4 together are C2-C5alkylene; and the agrochemically acceptable salts and all stereoisomers and tautomers of the compounds of formula (I) are suitable for use as herbicides.

Les composés de la formule (I) où Q représente un groupe de la formule (II), (III); Z représentant N-, la formule (IV) ou =C(R¿2?)-; vaut 0, 1, 2 ou 3; R¿3? ou R¿4? représentent indépendamment hydrogène, halogène, -CN, alkyle C¿1?-C¿4 ?ou alcoxyle C¿1?-C¿4?; ou R¿3? et R¿4? représentent ensemble¿ ?alkylène C¿2?-C¿5?; ainsi que leurs sels agrochimiquement compatibles et tous les stéréoisomères et tautomères ds composés de la formule (I) sont adaptés comme herbicides.

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