USE OF ACYLSULFONAMIDES FOR IMPROVING PLANT YIELD

摘要

Compounds (A) can be used for increasing the yield of useful plants or crop plants with respect to their harvested plant organs, wherein the Compound (A) is selected from compounds of the formula (I) or salts thereof,;;wherein the symbols are defined as in claim 1, preferably cyprosulfamide [Compound (A1)].

主权项

1. Use of a Compound (A) capable of being used for increasing yield of a useful plant and/or crop plant with respect to one or more harvested plant organs thereof, which plant is growing in a normal habitat, and wherein the Compound (A) is selected from compounds of formula (I) and/or salts thereof, wherein X is CH or N; R1 is —CO—NR5R6, —NH—CO—R7 or —NH—CO—NR8R9, (R2)n is a radical R2 if n is 1 or represents n radicals R2 attached to different carbon ring atoms of the basic ring if n is more than 1, wherein each R2 independently of one another is halogen, (C1-C4)haloalkyl, (C1-C4)haloalkoxy, nitro, (C1-C4)alkyl, (C1-C4)alkoxy, (C1-C4)alkylsulfonyl, [(C1-C4)alkoxy]carbonyl or [C1-C4)alkyl]carbonyl, R3 is hydrogen, (C1-C4)alkyl, (C2-C4)alkenyl or (C2-C4)alkinyl, (R4)m is a radical R4 if m is 1 or represents m radicals R4 attached to different carbon ring atoms of the basic ring if m and is more than 1, wherein each R4 independently of one another is halogen, nitro, (C1-C4)alkyl, (C1-C4)haloalkyl, (C1-C4)haloalkoxy, (C3-C6)cycloalkyl, phenyl, (C1-C4)alkoxy, cyano, (C1-C4)alkylthio, (C1-C4)alkylsulfinyl, (C1-C4)alkylsulfonyl, [(C1-C4)alkoxy]carbonyl or [(C1-C4)alkyl]carbonyl; R5 is hydrogen, (C1-C6)alkyl, (C3-C6)cycloalkyl, (C2-C6)alkenyl, (C2-C6)alkinyl, (C5-C6)cycloalkenyl, phenyl or a 3- to 6-membered heterocyclyl having 1 to 3 heteroatoms selected from the group consisting of nitrogen, oxygen and sulfur, wherein each of the last-mentioned 7 radicals is unsubstituted or substituted by 1, 2 or 3 radicals selected from the group consisting of halogen, (C1-C6)alkoxy, (C1-C6)haloalkoxy, (C1-C2)alkylsulfinyl, (C1-C2)alkylsulfonyl, (C3-C6)cycloalkyl, (C1-C4)alkoxycarbonyl, [(C1-C4)alkyl]carbonyl and phenyl and, in case of cyclic basic radicals, also (C1-C4)alkyl and (C1-C4)haloalkyl, R6 is hydrogen, (C1-C6)alkyl, (C3-C6)cycloalkyl, (C2-C6)alkenyl or (C2-C6)alkinyl, each of the last-mentioned 3 radicals is unsubstituted or substituted by 1, 2 or 3 radicals selected from the group consisting of halogen, hydroxyl, (C1-C4)alkyl, (C1-C4)alkoxy and (C1-C4)alkylthio, or R5 and R6 together with the nitrogen atom attached to represent pyrrolidin-1-yl- or piperidin-1-yl, R7 is hydrogen, (C1-C6)alkyl, (C3-C6)cycloalkyl, wherein each of the last-mentioned 2 radicals is unsubstituted or substituted by 1, 2 or 3 radicals selected from the group consisting of halogen, (C1-C4)alkoxy, (C1-C6)haloalkoxy and (C1-C4)alkylthio and, in case of cyclic basic radicals, also (C1-C4)alkyl and (C1-C4)haloalkyl, R8 is hydrogen, (C1-C8)alkyl, (C2-C6)alkenyl, (C2-C6)alkinyl or (C3-C8)cycloalkyl, wherein each of the last-mentioned 4 radicals is unsubstituted or substituted by 1, 2 or 3 radicals selected from the group consisting of halogen, (C1-C4)alkoxy, (C1-C6)haloalkoxy and (C1-C4)alkylthio and, in case of cyclic basic radicals, also (C1-C4)alkyl and (C1-C4)haloalkyl, R9 is hydrogen, (C1-C8)alkyl, (C2-C6)alkenyl, (C2-C6)alkinyl or (C3-C8)cycloalkyl, wherein each of the last-mentioned 4 radicals is unsubstituted or substituted by 1, 2 or 3 radicals selected from the group consisting of halogen, (C1-C4)alkoxy, (C1-C6)haloalkoxy and (C1-C4)alkylthio and, in case of cyclic basic radicals, also (C1-C4)alkyl and (C1-C4)haloalkyl, n is 0, 1, 2, 3 or 4, optionally 0, 1 or 2, and m is 0, 1, 2, 3 or 4, optionally 1 or 2.