摘要:
Herbicidal N-isopropylheteroaryloxyacetanilides of the formula ##STR1## in which A stands for nitrogen or the group C--R.sup.3 whereR.sup.3 stands for halogen, cyano, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, alkylsulphinyl or alkylsulphonyl,B stands for nitrogen or the group C--R.sup.4 whereR.sup.4 stands for halogen, cyano, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, alkylsulphinyl, halogenoalkylsulphinyl, alkylsulphonyl, halogenoalkylsulphonyl, for phenyl which is optionally substituted by halogen, alkyl, halogenoalkyl, alkoxy or halogenoalkoxy, or for the group --CY.sub.2 --Z--R.sup.5 whereR.sup.5 stands for alkyl, which is optionally substituted by halogen, alkoxy or alkylthio, or for phenyl which is optionally substituted by halogen, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenoalkylthio,Y stands for hydrogen or halogen,Z stands for oxygen, sulphur, SO or SO.sub.2,R.sup.1 stands for hydrogen, halogen, cyano, nitro, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenoalkylthio,R.sup.2 stands for hydrogen, halogen, alkyl, halogenoalkyl or alkoxy andX stands for oxygen or sulphur,excluding the compound N-isopropyl-(5-trifluoromethyl-1,3,4-thiadiazol-2-yl)-oxyacetanilide.
摘要:
Herbicidal substituted thiadiazolyloxyacetamides of the formula ##STR1## in which R.sup.1 stands for hydrogen or for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl and aralkyl,R.sup.2 stands for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkenyloxy and alkinyloxy, orR.sup.1 and R.sup.2 together with the nitrogen atom to which they are bonded form an optionally substituted, saturated or unsaturated heterocycle which can contain further hetero atoms and to which a benzo group can be fused, andR.sup.3 stands for an optionally substituted alkyl radical.Intermediates of the formulas ##STR2## in which R.sup.3 stands for optionally substituted alkyl, andX stands for S or SO.sub.2,are also new.
摘要:
Herbicidal N-isopropylheteroaryloxyacetanilides of the formula ##STR1## in which A stands for nitrogen or the group C-R.sup.3 whereR.sup.3 stands for halogen, cyano, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, alkylsulphinyl or alkylsulphonyl,B stands for nitrogen or the group C-R.sup.4 l whereR.sup.4 stands for halogen, cyano, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenolakylthio, alkylsulphinyl, halogenoalkylsulphinyl, alkylsulphonyl, halogenoalkylsulphonyl, for phenyl which is optionally substituted by halogen, alkyl, halogenoalkyl, alkoxy or halogenoalkoxy, or for the group -CY.sub.2 -Z-R.sup.5 whereR.sup.5 stands for alkyl, which is optionally substituted by halogen, alkoxy or alkylthio, or for phenyl which is optionally substituted by halogen, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenoalkylthio,Y stands for hydrogen or halogen,Z stands for oxygen, sulphur, SO or SO.sub.2,R.sup.1 stands for hydrogen, halogen, cyano, nitro, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenoalkylthio,R.sup.2 stands for hydrogen, halogen, alkyl, halogenoalkyl or alkoxy andX stands for oxygen or sulphur,excluding the compound N-isopropyl-(5-trifluoromethyl-1,3,4-thiadiazol-2-yl)-oxyacetanilide.
摘要:
Herbicidal substituted thiadiazolyloxyacetamides of the formula ##STR1## in which R.sup.1 stands for hydrogen or for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl and aralkyl,R.sup.2 stands for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkenyloxy and alkinyloxy, orR.sup.1 and R.sup.2 together with the nitrogen atom to which they are bonded form an optionally substituted, saturated or unsaturated heterocycle which can contain further hetero atoms and to which a benzo group can be fused, andR.sup.3 stands for an optionally substituted alkyl radical.Intermediates of the formulas ##STR2## in which R.sup.3 stands for optionally substituted alkyl, andX stands for S or SO.sub.2,are also new.
摘要:
A process for selectively combating weeds in crops, comprising applying to a locus in which such crops are growing or are to be grown a herbicidally effective amount of a difluoromethyl-thiadiazolyl-oxy-acetamide of the formula ##STR1## in which R.sup.1 stands for hydrogen or for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl and aralkyl,R.sup.2 stands for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkenyloxy and alkinyloxy, orR.sup.1 and R.sup.2 together with the nitrogen atom to which they are bonded form an optionally substituted, saturated or unsaturated heterocycle which can contain further hetero atoms and to which a benzo group may be fused.Compounds wherein R.sup.1 is C.sub.2 -C.sub.4 -alkyl and R.sup.2 is optionally substituted phenyl are new as are intermediates of the formula ##STR2## in which x is 0 or 2.
摘要:
5-Halogenoalkyl-1,3,4-thiadiazol-2-yloxyacetamides of the formula ##STR1## in which R.sup.1 is halogenoalkyl, with the exception of trifluoromethyl, andR.sup.2 and R.sup.3 each independently is hydrogen, alkyl, alkenyl, alkinyl, in each case optionally substituted cycloalkyl or cycloalkenyl, halogenoalkyl, alkoxyalkyl, alkoxyalkylenoxy, alkoxy, aralkyl or optionally substituted aryl, orR.sup.2 and R.sup.3, together with the nitrogen atom to which they are bonded, form an optionally substituted heterocyclic radical which can contain further hetero-atoms,which possess herbicidal and fungicidal activity. The intermediates 5-chlorodifluoromethyl- and 5-dichlorofluoromethyl-2-chloro-1,3,4- thiadiazole are also new.
摘要:
Herbicidally active novel 4,5-disubstituted 1,3-thiazol-2-yloxyacetamides of the formula ##STR1## in which R.sup.1 is fluorine or chlorine,R.sup.2 is alkyl or halogenoalkyl, andR.sup.3 and R.sup.4 each independently is alkyl, alkenyl, alkinyl, optionally substituted cycloalkyl, optionally substituted cycloalkenyl, halogenoalkyl, alkoxyalkyl, alkoxyalkyleneoxy, alkoxy, aralkyl or optionally substituted aryl, orR.sub.3 and R.sub.4, conjointly with the nitrogen atom to which they are bonded form an optionally substituted, heterocyclic ring which can contain further hetero-atoms.
摘要:
Herbicidal 7-chloro-benzothiazolyloxyacetamides of the formula ##STR1## in which R.sup.1 represents hydrogen or an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl or aralkyl,R.sup.2 represents an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkenyloxy or alkinyloxy, orR.sup.1 and R.sup.2, together with the nitrogen atom to which they are bonded, form an optionally substituted, saturated or unsaturated nitrogen heterocycle, which can contain further heteroatoms and to which a benzo group can be fused.
摘要:
Herbicidally active phenoxybenzoic acid esters of the formula ##STR1## in which X represents hydrogen or halogen,A represents optionally branched C.sub.2 -C.sub.6 -alkanediyl,Q represents oxygen, sulphur, sulphinyl (SO) or sulphonyl (SO.sub.2),R.sup.1 represents hydrogen or methyl,R.sup.2 represents hydrogen or C.sub.1 -C.sub.4 -alkyl, andR.sup.3 and R.sup.4 are identical or different and represent hydrogen, halogen, cyano, nitro, C.sub.1 -C.sub.4 -alkyl, halogeno-C.sub.1 -C.sub.2 -alkyl, C.sub.1 -C.sub.4 -alkoxy, halogeno-C.sub.1 -C.sub.2 -alkoxy and C.sub.1 -C.sub.2 -alkoxycarbonyl.
摘要:
Herbicidally active novel phenoxypropionic acid derivatives of the formula ##STR1## in which X represents oxygen or sulphur,Y represents oxygen, sulphur or the grouping of the formula NR,R represents hydrogen or alkyl with 1 to 6 carbon atoms,Z represents nitrogen or the CH group,R.sup.1 represents hydrogen or halogen andR.sup.2 represents alkyl with 1 to 6 carbon atoms.