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:
Phenylsulfonyl ureas are disclosed for controlling harmful plants in crops of useful plants. Also disclosed are processes for the preparation of phenylsulfonyl ureas, and their use as herbicides and plant growth regulators.
摘要:
A description is given of derivatives of benzoylpyrazoles of the formula (I) and of their use as herbicides. In this formula (I) R1a, R1b, R1c, R2, R3, R4 and R5 stand for various radicals, X for a bridging atom, L for a carbon chain and Y for a chalcogen atom.
摘要:
(Het)Arylsulfonylureas having an imino function, their preparation, and their use as herbicides and plant growth regulators Compounds of the formula (I) and salts thereof in which A is a (hetero)aromatic or heterocyclic bridge linked to the group SO2 by a direct bond, or via O, S, NH, CH2 or via alkylated NH or alkylated methylene, B is a group having an imino-containing fragment N═C—N, N═C—S, N═C—O or N═C—C which is linked to A by one of the nitrogen atoms of the fragment, R═H or an aliphatic radical, W═O or S and X, Y and Z are as defined in claim 1 are suitable as herbicides and plant growth regulators. The preparation is carried out for example similarly to known processes via novel intermediates of the formula (XII) (cf. claims 6 and 10),
摘要:
Disubstituted methylidenehydrazinophenylsulfonylureas, processes for their preparation and their use as herbicides and plant growth regulators Compounds of the formula (I) and salts thereof in which R1 to R6, W, X, Y, Z are as defined in claim 1 and the group R2R3C is a carbon atom which is subsituted by at least one electron-withdrawing radical R2 or R3 are suitable as herbicides and plant growth regulators. They can be prepared in accordance with known processes via intermediates, some of which are novel.
摘要翻译:二取代亚甲基肼基苯基磺酰脲,其制备方法及其作为除草剂和植物生长调节剂的用途式(I)化合物及其盐,其中R 1至R 6,W,X,Y,Z如权利要求1所定义,R 2 R 3 C为碳 由至少一个吸电子基团R2或R3取代的原子适合作为除草剂和植物生长调节剂。 它们可以根据已知方法通过中间体制备,其中一些是新颖的。
摘要:
Compounds of the formula (I) and their salts in which R1 is optionally substituted (C1-C6)alkyl or optionally substituted phenyl, A is an optionally substituted hydrocarbon diradical and R2, R3, R4, R5, X and n are as defined in claim 1, are suitable as herbicides and plant growth regulators. The compounds (I) can be prepared according to processes as claimed in claim 6 by means of intermediates which are novel in some cases, e.g. of the formula (IV) as claimed in claim 10.
摘要:
Compounds of the formula (I) ##STR1## in which R.sup.1 to R.sup.5, X, W, n and Z are defined as in claim 1 are particularly suitable for use as selective herbicides in crops of useful plants.
摘要:
N-Heteroaryl-N'-(pyrid-2-yl-sulfonyl)ureas, processes for their preparation, and their use as herbicides and plant growth regulators Compounds of the formula (I) ##STR1## in which R.sup.1 -R.sup.4, A, n, m and w are as defined in claim 1, are suitable as herbicides for controlling harmful plants and can be prepared, inter alia, from the sulfonamides of the formula (II) ##STR2## by reacting them with carbamates R*O--CO--NR.sup.4 --A.
摘要:
Substituted quinoline compounds, processes for their preparation, composition containing them, and their use as safeners Compounds of the formula I and salts thereof ##STR1## in which R.sup.1 �lacuna! CN, C(.dbd.Z)--Q(A.sub.i X.sub.i).sub.q --R, --C(.dbd.Z)--QR*, 1,2,3,4-tetrazol-5-yl, 1,3,4-triazol-2-yl, 1,3-oxazol-2-yl, and the remaining radicals are as defined in claim 1, are suitable for use as safeners for protecting crop plants such as, for example, cereals, rice and maize, against herbicide damage. Some of the compounds are known and some are novel and they can be prepared from quinolin-8-oxy derivatives by the processes of claim 7.
摘要:
Compounds of the formula (I) ##STR1## where X, n, R.sup.1, R.sup.2 and R.sup.3 are as defined in claim 1 are suitable as antidotes against phytotoxic secondary effects of herbicides in crop plants without adversely affecting the action of the herbicides against harmful plants.