摘要:
A 4,5-dicloro-imidazole-1-carboxylic acid aryl ester of the formula ##STR1## in which X represents ##STR2## wherein R.sup.2 represents hydrogen, C.sub.1-8 alkyl, alkenyl, or the formyl group andR.sup.3 represents phenyl or substituted phenyland their use as herbicides.
摘要:
Halogenated 4-trifluoromethyl-diphenyl-ether compounds of the formula ##STR1## in which R.sup.1 is alkythio of from 1 to 4 carbon atoms, alkylsulfinyl or alkylsulfonyl of from 1 to 4 carbon atoms, or aminothiocarbonyl;R.sup.2 is hydrogen or methyl;X.sup.1 is halogen; andX.sup.2 is hydrogen or halogen;Are outstandingly effective as herbicides, particularly as selective herbicides.
摘要:
Herbicidal compositions containing (1) 3-methyl-4-amino-6-phenyl-1,2,4-triazin-5-one of the formula ##STR1## and (2) a 4-phenoxy-phenoxy-alkanecarboxylic acid derivative of the general formula ##STR2## wherein R and R.sup.1 may be hydrogen or halogenn and n.sup.1 are integers from 1 to 3R.sup.2 is hydrogen or alkylR.sup.3 is hydrogen or alkyl or a cationDisplay outstanding synergistic effects when applied as herbicides.
摘要:
A plant growth regulating compound of the formula ##STR1## in which R.sup.2 is an optionally substituted nitrogen heterocyclic radical,R.sup.3 is hydrogen, alkyl, cycloalkyl, alkenyl, alkinyl or aralkyl, andR.sup.4 is hydrogen, or if R.sup.3 is not hydrogen R.sup.4 may be hydroxyl or a variety of radicals, orR.sup.3 and R.sup.4 together may form a ring,or an acid adduct thereof.
摘要:
A compound of the formula ##STR1## in which Q is N or CH,M.sup.1 is hydrogen, C.sub.1 -C.sub.6 -alkyl (which is optionally substituted by fluorine, chlorine or cyano), C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkinyl or benzyl in particular hydrogen,R.sup.37 is hydrogen or C.sub.1 -C.sub.4 -alkoxy, andR.sup.39 is C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy.The compounds are intermediates in the preparation of new herbicides.
摘要:
Azolyloxy-carboxylic acid amides of the formula ##STR1## wherein R is a five-membered hetero-aromatic monocyclic radical which contains an oxygen atom or a sulfur atom and 1 to 3 nitrogen atoms; orR is said monocyclic radical substituted by halogen, nitro, cyano, amino, alkylamino, dialkylamino, arylamino, alkylcarbonylamino, alkylcarbonyl, carboxyl, alkoxycarbonyl, carbamoyl, alkylaminocarbonyl, dialkylaminocarbonyl, arylaminocarbonyl substituted arylaminocarbonyl wherein the substituents are halogen, nitro or alkyl, aryl, substituted aryl wherein the substituents are halogen, nitro, cyano, alkyl, halogenoalkyl or alkoxy, aralkyl, haloaralkyl, alkoxy, halo-alkoxy, alkenoxy, alkynoxy, alkoxycarbonylalkoxy, aralkoxy or aryloxy, optionally halogen-substituted alkylthio, alkenylthio, alkynylthio, alkoxycarbonylalkylthio, aralkylthio, arylthio, alkylsulphinyl or alkylsulphonyl, optionally halogen-substituted alkyl, alkenyl, alkynyl, alkoxyalkyl, aralkoxyalkyl, aryloxyalkyl, alkylthioalkyl, alkylsulphinylalkyl, alkylsulphonylalkyl, arylthioalkyl, arylsulphinylalkyl, arylsulphonylalkyl, carboxyalkyl, alkoxycarbonylalkyl, optionally substituted aminocarbonylalkyl, cyanoalkyl or cycloalkyl,R.sup.1 is hydrogen or alkyl andR.sup.2 and R.sup.3 are individually selected from hydrogen, optionally substituted alkyl, alkenyl, alkynyl, aralkyl, cycloalkyl or aryl, or a nitrogen-containing heterocyclic radical, orR.sup.2 and R.sup.3, together with the nitrogen atom to which they are bonded, represent an optionally substituted, optionally partially unsaturated and optionally benzo-fused monocyclic or bicyclic radical which optionally contains one or more further hetero-atoms; are effective herbicides.
摘要:
Substituted 5-trifluoromethyl-1,3,4-thiadiazol-2-yl-oxyacetic acid amides of the formula ##STR1## in which R.sup.1 and R.sup.2 are identical or different and each represent alkyl, alkenyl, alkinyl, alkoxy, aralkyl, cycloalkyl, cycloalkenyl or aryl, each of which is optionally substituted, or a nitrogen-containing heterocyclic radical, or, together with the nitrogen atom to which they are bonded, form an optionally substituted, optionally partially unsaturated and optionally benzo-fused monocyclic or bicyclic structure which optionally contains further hetero atoms, with the proviso that R.sub.1 does not represent methyl when R.sup.2 represents phenyl, which possess herbicidal activity.
摘要:
Phenoxycarboxylic acid amide compound of the formula ##STR1## wherein R.sup.1 and R.sup.2 are individually selected from hydrogen and methyl,R.sup.3 is hydrogen or alkyl with from 1 to 5 carbon atomsR.sup.4 is optionally substituted alkoxycarbonylalkyl, aminocarbonylalkyl or dialkylaminocarbonylalkyl, phenyl, or substituted phenyl wherein the substituent is at least one of the group consisting of alkyl, alkoxy or alkylthio of from 1 to 4 carbon atoms, carbalkoxy of from 2 to 4 carbon atoms, halogen, and nitro; orR.sup.3 and R.sup.4, together with the adjacent nitrogen atom, form an mono- or bicyclic ring with up to 15 carbon atoms and which is optionally substituted by 1 to 3 alkyl groups of up to 4 carbon atoms each, and which ring may be partially unsaturated and/or benzo-fused; or a saturated mono-cyclic ring of up to 8 carbon atoms and containing a further hetero-atom selected from nitrogen, oxygen and sulfur, which ring is optionally substituted by one or two alkyl groups of up to 2 carbon atoms each; or an unsaturated 5-membered heterocyclic ring containing up to 4 ring nitrogen atoms and which ring is optionally substituted with at least one member of the group consisting of alkyl of up to 4 carbon atoms, alkoxy of up to 4 carbon atoms, alkylthio of up to 4 carbon atoms, phenyl, halogen, halomethyl, cyano, alkanoyl of up to 4 carbon atoms and carbalkoxy of from 2 to 4 carbon atoms; andX is hydrogen or chlorine;are outstandingly effective herbicides.
摘要:
New heterocyclic-substituted 1,3,4,-thiadiazole derivatives of the formula ##STR1## in which R.sup.1 is alkyl, alkenyl, haloalkyl, optionally substituted aralkyl, optionally substituted aryl, alkylthio, alkylsulfonyl, alkylsulfoxyl, aralkylthio, aralkylsulfonyl or aralkylsulfoxyl,R.sup.2 is methyl or ethyl, andn is 1 or 2,are surprisingly effective as herbicides and are particularly useful as selective herbicides for combating grasses, especially in crops of cereals or cotton.