Condensed heterocyclic derivatives and herbicides

Details Condensed heterocyclic derivatives and herbicides Condensed heterocyclic derivatives and herbicides

C - Chemistry, Metallurgy

07

D

C07D 405/12 (2006.01) A01N 43/54 (2006.01) A01N 43/60 (2006.01) A01N 43/66 (2006.01) A01N 43/74 (2006.01) A01N 43/80 (2006.01) A01N 43/84 (2006.01) A01N 55/00 (2006.01) C07D 239/60 (2006.01) C07D 401/12 (2006.01) C07D 403/12 (2006.01) C07D 405/14 (2006.01) C07D 409/12 (2006.01) C07D 409/14 (2006.01) C07D 413/12 (2006.01) C07D 413/14 (2006.01) C07D 417/12 (2006.01) C07F 7/08 (2006.01) C07F 7/10 (2006.01)

Patent

CA 2116863

ABSTRACT OF THE DISCLOSURE A condensed heterocyclic derivative of the formula (I): Image (wherein R is a hydroxyl group, R3 or R4 is an alkoxy group, W is an oxygen atom, Yn is a hydrogen atom, Z is a methine group, and A is a 5- or 6-membered heterocyclic ring which may be substituted, and a herbicide, are presented. When used for paddy field treatment, upland soil treatment and foliage treatment, the condensed heterocyclic derivative of the present invention exhibits excellent herbicidal activities against gramineous and non-gramineous weeds without adversely affecting crop plants.

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