Isoxazoline derivative and herbicide containing the same as...

C - Chemistry – Metallurgy – 07 – D

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C07D 261/10 (2006.01) A01N 43/80 (2006.01) A01N 43/90 (2006.01) A01N 47/38 (2006.01) C07D 261/04 (2006.01) C07D 261/08 (2006.01) C07D 261/12 (2006.01) C07D 261/20 (2006.01) C07D 413/12 (2006.01) C07D 413/14 (2006.01) C07D 417/12 (2006.01) C07D 487/04 (2006.01) C07D 498/04 (2006.01) C07D 513/04 (2006.01)

Patent

CA 2438547

An isoxazoline derivative represented by the following general formula [I]: (see formula I) wherein R1 and R2 may be the same or different and are each an alkyl group; R3, R4, R5 and R6 are each a hydrogen atom; Y is an optionally substituted 5- to 6-membered aro-matic heterocyclic group or fused aromatic heterocyclic group having a hetero atom selected from a nitrogen atom, a oxygen atom and a sulfur atom; and n is an integer of 0 to 2. The isoxazoline derivative has an excellent herbicidal effect and an excellent selectivity between crop and weed.

La présente invention concerne un dérivé d'isoxazoline représenté par la formule générale [I] dans laquelle : R?1¿ et R?2¿ représentent un groupe alkyle et peuvent être identiques ou différents; R?3¿, R?4¿, R?5¿ et R?6¿ représentent un atome d'hydrogène ; Y représente un groupe hétérocyclique aromatique ou un groupe hétérocyclique condensé aromatique qui comprend un hétéroatome choisi parmi un atome d'azote, un atome d'oxygène et un atome de soufre, comprend cinq ou six éléments, et peut être substitué; et n est un entier valant de 0 à 2. Le dérivé d'isoxazoline a d'excellentes propriétés herbicides et une excellente sélectivité entre les plantes cultivées et les mauvaises herbes.

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