摘要:
Pyridine-2,3-dicarboximides of the general formula I ##STR1## where R.sup.1 is hydrogen, alkoxy or unsubstituted or substituted alkyl, cycloalkyl, alkenyl or alkynyl and R.sup.2, R.sup.3 and R.sup.4 are identical or different and are each hydrogen, halogen, cyano, unsubstituted or substituted alkyl, benzyl, cycloalkyl, alkenyl, alkynyl, alkoxy, phenoxy or phenylthio, a 5-membered or 6-membered heterocyclic radical having one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, or unsubstituted or substituted phenyl, with the proviso that a) R.sup.2 is fluorine and R.sup.3 and R.sup.4 have the abovementioned general meanings or b) R.sup.3 is fluorine, chlorine, C.sub.1 -C.sub.3 -alkoxy, C.sub.2 -C.sub.5 -alkenyloxy, C.sub.2 -C.sub.5 -alkynyloxy, trifluoromathyl or cyano and R.sup.2 and R.sup.4 have the abovementioned general meanings or c) R.sup.4 is halogen or C.sub.1 -C.sub.3 -alkoxy, C.sub.2 -C.sub.5 -alkenyloxy or C.sub.2 -C.sub.5 alky-nyloxy and R.sup.2 and R.sup.3 have the abovementioned general meanings, with the exception of 5-chloropyridine-2,3-dicarboximide, and the environmentally compatible salts thereof.
摘要:
Pyridine-2,3-dicarboximides of the general formula I ##STR1## where R.sup.1 is hydrogen, alkoxy or unsubstituted or substituted alkyl, cycloalkyl, alkenyl or alkynyl and R.sup.2, R.sup.3 and R.sup.4 are identical or different and are each hydrogen, halogen, cyano, unsubstituted or substituted alkyl, benzyl, cycloalkyl, alkenyl, alkynyl, alkoxy, phenoxy or phenylthio, a 5-membered or 6-membered heterocyclic radical having one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, or unsubstituted or substituted phenyl, with the proviso that a) R.sup.2 is fluorine and R.sup.3 and R.sup.4 have the abovementioned general meanings or b) R.sup.3 is fluorine, chlorine, C.sub.1 -C.sub.3 -alkoxy, C.sub.2 -C.sub.5 -alkenyloxy, C.sub.2 -C.sub.5 -alkynyloxy, trifluoromethyl or cyano and R.sup.2 and R.sup.4 have the abovementioned general meanings or c) R.sup.4 is halogen or C.sub.1 -C.sub.3 -alkoxy, C.sub.2 -C.sub.5 -alkenyloxy or C.sub.2 -C.sub.5 -alkynyloxy and R.sup.2 and R.sup.3 have the abovementioned general meanings, with the exception of 5-chloropyridine-2,3-dicarboximide, and the environmentally compatible salts thereof.
摘要:
Sulfonylureas of the general formula I where R1 is a methyl or ethyl group; R2 is C1-C3-alkoxycarbonyl, a C1-C2-alkyl group which carries 1 to 5 fluorine atoms, methylsulfonyl, dimethylaminosulfonyl, thiomethyl, methylsulfinyl, methylsulfonyloxy, trifluoromethoxy, difluoromethoxy, difluorochloromethoxy, difluorochloromethyl or nitro; R3 is hydrogen, methyl, methoxy, ethoxy, fluorine, chlorine or thiomethyl; W is hydrogen or chlorine and Z is CH or N and their agriculturally utilizable salts are described.
摘要:
Sulfonylureas of the general formula I where R1 is a methyl or ethyl group; R2 is C1-C3-alkoxycarbonyl, a C1-C2-alkyl group which carries 1 to 5 fluorine atoms, methylsulfonyl, dimethylaminosulfonyl, thiomethyl, methylsulfinyl, methylsulfonyloxy, trifluoromethoxy, difluoromethoxy, difluorochloromethoxy, difluorochloromethyl or nitro; R3 is hydrogen, methyl, methoxy, ethoxy, fluorine, chlorine or thiomethyl; W is hydrogen or chlorine and Z is CH or N and their agriculturally utilizable salts are described.
摘要:
A pyridine-2,3-dicarboxylic acid diester of the formula Va ##STR1## where the radicals R.sup.2 and R.sup.4 have the meanings set out in the specification and where R.sup.8 is a C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.5 -alkenyl or C.sub.3 -C.sub.5 -alkynyl radical, which may be substituted by halogen, phenyl or C.sub.1 -C.sub.4 -alkoxy.
摘要:
Substituted 3-phenylpyrazoles of formula (I), where R.sup.1 is H, or a substituent; R.sup.2 is CN, CF.sub.3, halogen; R.sup.3 is H, alkyl, halogenalkyl; R.sup.4 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 halogenalkyl; R.sup.5 is H, NO.sub.2, halogen, --COOR, optionally substituted aminocarbonyl (where R is H, a substituent); and Z is --O--, --S--, --SO--, --SO.sub.2 --; and argriculturally usable salts thereof, for use as herbicides. ##STR1##
摘要:
Substituted phthalimidocinnamic acid derivatives I ##STR1## wherein the variables are as defined in the description are useful as herbicides and for the desiccation and/or defoliation of plants.
摘要:
Pyridine-2,3-dicarboximides of the formula I ##STR1## where R.sup.1, inter alia, is hydrogen or alkoxy;at least one radical R.sup.2, R.sup.3, or R.sup.4 is nitro or OR.sup.5 or NR.sup.6 R.sup.7 group;R.sup.5, inter alia, is hydrogen or C.sub.1 -C.sub.4 -alkylcarbonyl;R.sup.6, inter alia, is hydrogen or C.sub.1 -C.sub.4 -alkyl;and their agriculturally utilizable salts are described.
摘要:
N-[(1,3,5-traizin-2-yl)-aminocarbonyl]-benzenesulfonamides of the general formula I ##STR1## where R.sup.1 is methyl or ethyl;R.sup.2 is hydrogen or methyl;R.sup.3 is substituted or unsubstituted alkyl;a group OR.sup.5 or SR.sup.5 where R.sup.5 is unsubstituted or fluorine-substituted alkyl, with the exception of difluoromethoxy; nitro or hydroxyl; andR.sup.4 is hydrogen, methyl, ethyl, methoxy, ethoxy, methylthio, ethylthio, C.sub.1 - or C.sub.2 -haloalkoxy, fluorine or chlorine, with the exception of 6-chloro and 6-fluoro when R.sup.3 is alkyl or C.sub.1 - or C.sub.2 -alkoxy;and agriculturally useful salts thereof, processes for their preparation and the use thereof.
摘要:
Pyrimidine derivatives of the Formula Ia or Ib ##STR1## where the substituents have the following meanings: R.sup.1 is hydrogen or alkyl;A is a substituted or unsubstituted bi- or tricyclic carbo- or heterocyclic radical which may contain one or several double bonds;R.sup.5 is H or alkyl;X is halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio or haloalkylthio; and addition salts thereof with organic or inorganic acids and the use of said pyrimidine derivative to control undesirable plant growth.