Use of quinoline derivatives for protecting cultivated plants

Details Use of quinoline derivatives for protecting cultivated plants Use of quinoline derivatives for protecting cultivated plants

A - Human Necessities

01

N

71/49, 71/8.1

A01N 25/32 (2006.01)

Patent

CA 1249452

Abstract of the Disclosure Use of quinoline derivatives for protecting cultivated plants The invention relates to the use of quinoline derivatives of formula Image wherein R1, R2 and R3 are each independently hydrogen, halogen, nitro, cyano, C1-C4alkyl or C1-C3alkoxy, R4, R5 and R6 are each independently hydrogen, halogen or C1-C3alkyl, A is a group selected from -CH2-, -CH2-CH2- or -CH(CH3)- and Z is a) cyano or amidoxime which may be acylated at the oxygen atom, or b) a carboxyl group or a salt thereof, a mercaptocarbonyl group or a salt thereof, an esterified carboxyl group, a thiocarbonyl group, an unsubstituted or a substituted carbamoyl group, a cyclised unsubstituted or substituted derivative of a carbamoyl group, or is a carbonohydrazido group; or A and Z together are an unsubstituted or a substituted tetrafuran-2-one ring, and the acid addition salts and metal complexes thereof, for protecting cultivated plants from the harmful effects of herbicid- ally active derivatives of (4,5-dihydro-4-oxo-lH-imidaszol-2- yl)benzoic acid, (4,5-dihydro-4-oxo-lH-imidazoOl-2-yl)nicotinic acid and(4,5-dihydro-4-oxo-lH-imidazol-2-yl)quinolinecarboxylic acid.

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