摘要:
Sulfonylureas with heterocyclic substituents, a process for the preparation thereof, and the use thereof as herbicides or plant-growth regulators.Sulfonylureas with heterocyclic substituents, of the formula ##STR1## in which the variables are defined in the specification, as well as the salts thereof have herbicidal and plant-growth regulatory properties on mon- and dicotyledonous plants.
摘要:
The present invention relates to compounds of the formula (I) or salts thereof ##STR1## where R.sup.1, R.sup.2 or H, are saturated or unsaturated (substituted) aliphatic radicals or (substituted) phenyl, or R.sup.1 and R.sup.2 together with the N atom by which they are linked are a heterocyclic ring of the formula ##STR2## a indices independently of one another being an integer from 1 to 3, R.sup.3 is H, a saturated or unsaturated (substituted) aliphatic radical or a (substituted) phenyl, benzyl or phenethyl radical, or R.sup.2 and R.sup.3 together are an alkylene chain,R.sup.4 is H, a saturated or unsaturated aliphatic radical or alkoxy, andR.sup.5 is a (substituted) pyrimidinyl, triazinyl, triazolyl or bicyclic, nitrogen-containing heterocyclic radical, which have valuable herbicidal or plant growth-regulating properties.
摘要:
Compounds of the formula ##STR1## wherein R.sub.1 is (among others) (halo)cycloalkyl or (halo)cycloalkenyl, R.sub.2 and R.sub.3 are preferably hydrogen, X is preferably oxygen and R.sub.4 is substituted pyrimidyl or s-triazinyl, are valuable herbicides and growth regulators.
摘要:
Compounds of the formula ##STR1## wherein R is halogen, CF.sub.3, NO.sub.2, CN, Alkyl or alkoxy, n is 0 to 3 X is O, S, NH or N-Alkyl, Y is O, S, SO, SO.sub.2, NH or N-Alkyl, R.sub.1 is H or alkyl and Z is carboxy or hydroxymethyl or functional derivatives of these groups, are valuable herbicides and growth regulators.
摘要:
The invention relates to novel herbicidal compounds of the formula I or I' ##STR1## in which X is an oxygen or sulfur atom,R.sup.1 is H, C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkenyl, C.sub.2 -C.sub.6 -alkynyl, C.sub.1 -C.sub.6 -haloalkyl, (C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkyl, (C.sub.1 -C.sub.6 -alkoxy)carbonyl, aryloxycarbonyl, (C.sub.1 -C.sub.6 -alkyl) aminocarbonyl, arylaminocarbonyl, phenyl, substituted phenyl or acyl,R.sup.2 is phenyl or substituted phenyl,R.sup.3 independently of other radicals R.sup.3 is H or C.sub.1 -C.sub.5 -alkyl andn is an integer from 0 to 6.The herbicides are suitable for selectively controlling harmful plants in cereal crops.
摘要:
Compounds of the formula I ##STR1## in which n is 0-6, R.sup.1 is alkyl, haloalkyl, cycloalkyl, halocycloalkyl, phenyl or halogenated phenyl,R.sup.2 is Hal, CN, alkyl, haloalkyl, alkoxy, haloalkoxy, thioalkyl, R.sup.a SO.sub.2 --, R.sup.a SO.sub.2 O--, R.sup.a SO.sub.2 NR.sup.6, R.sup.a and R.sup.b being alkyl or haloalkyl, and R.sup.3 is H, Hal, alkyl, haloalkyl, alkoxy, haloalkoxy or alkylthio, and R.sup.4 is haloalkyl, are suitable as selective herbicides and as growth regulators. To prepare them, a cyclohexanedione can be reacted a) with a 4-oxy-substituted benzoyl chloride and the resulting enol ether can be rearranged, or b) with a benzoyl cyanide. The benzoyl chloride or benzoyl cyanide required can be obtained from correspondingly substituted toluenes via the carboxylic acid.
摘要翻译:式I的化合物(I)其中n为0-6,R1为烷基,卤代烷基,环烷基,卤代环烷基,苯基或卤代苯基,R2为Hal,CN,烷基,卤代烷基,烷氧基,卤代烷氧基, R a SO 2 - ,R a SO 2 O-,R a SO 2 NR 6,R a和R b是烷基或卤代烷基,R 3是H,Hal,烷基,卤代烷基,烷氧基,卤代烷氧基或烷硫基,R 4是卤代烷基,适合作为选择性除草剂和作为生长调节剂。 为了制备它们,可以使环己二酮与a-氧化物与4-氧基取代的苯甲酰氯反应,所得烯醇醚可重新排列,或b)与苯甲酰氰反应。 所需的苯甲酰氯或苯甲酰氰可以通过羧酸从相应取代的甲苯获得。
摘要:
What is described are derivatives of benzoyl derivatives of the formula (I) and their use as herbicides. In this formula (I), R1, R2 and R3 are different radicals, X is a bridge atom selected from the group consisting of oxygen and sulfur and Het is a saturated heterocyclic group which comprises oxygen and carbon atoms.
摘要:
A description is given of 4-trifluoromethylpyrazolyl-substituted pyridines and pyrimidines of formula (I) and of their use as herbicides. In this formula (I) R1, R2, R3 and R4 are various radicals, A is an aromatic or heteroaromatic radical, and Z is a nitrogen or carbon atom.
摘要:
What is described are herbicidal compositions comprising herbicidal compounds of the formula (I) and a compound of the formula (II) which acts as a safener. In the formulae (I) and (II), the symbols R1 to R17 denote hydrogen, halogen, nitro and various organic radicals. These herbicidal compositions have a particularly high compatibility with useful plants.
摘要:
This invention provides for, inter alia, a herbicidal composition comprising a mixture of: A. a herbicidally effective amount of at least one compound of the formula where V and Z are defined in the specification; and B. an antidote.