2-aryl-6-hetarylpyridine derivatives

Details 2-aryl-6-hetarylpyridine derivatives 2-aryl-6-hetarylpyridine derivatives

C - Chemistry, Metallurgy

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260/277, 71/7.25

C07D 409/04 (2006.01) A01N 43/40 (2006.01) A01N 43/60 (2006.01) A01N 43/72 (2006.01) A01N 43/74 (2006.01) C07D 213/68 (2006.01) C07D 213/70 (2006.01) C07D 213/71 (2006.01) C07D 213/74 (2006.01) C07D 401/04 (2006.01) C07D 405/04 (2006.01) C07D 413/04 (2006.01) C07D 417/04 (2006.01)

Patent

CA 2039770

ABSTRACT OF THE DISCLOSURE Herbicidal 2-aryl-6-hetarylpyridines of the formula Image (I) in which R1 represents hydrogen, halogen, alkyl, alkoxy or halogenoalkyl, R2 represents hydrogen, halogen or halogenoalkyl, R3 and R4 independently of one another represent hydrogen or alkyl, Het represents in each case unsubstituted or substituted pyridyl, pyrazinyl, pyrrolyl, pyrazolyl, imidazolyl, thienyl, furyl, thiazolyl, isothiazolyl, oxazolyl or isoxazolyl, and Z represents hydrogen, halogen or the groups -Xn-R5-1 or Image , where Le A 27 559-US X represents oxygen or sulphur, R5-1 and R5-2 independently of one another represent in each case optionally substituted alkyl, alkenyl or alkynyl, R6 represents hydrogen or alkyl, or R5-2 and R6 together with the nitrogen atom to which they are bonded form a 5- to 7-membered satura- ted or unsaturated ring which optionally contains a further hetero atom and which is optionally substituted by 1 or 2 alkyl groups, and n represents 0 or 1, with certain exceptions. Le A 27 559

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