Abstract:
There are described compounds of the general formula I ##STR1## in which the index and the substituents have the following meanings: n is 0, 1, 2, 3 or 4;R is nitro, cyano, halogen,unsubstituted or substituted alkyl, alkenyl, alkynyl, alkoxy, alkenyloxy, alkynyloxy orin the event that n is greater than 1 additionally an unsubstituted or substituted bridge which is bonded to two adjacent ring atoms;R.sup.1, R.sup.2 are alkyl;R.sup.3 is a substituted pyrazole �sic! or triazole �sic! radical of the formulae A.1 to A.3 ##STR2## where the bond marked .circle-solid. is the bond to the oxygen, processes for their preparation, and their use.
Abstract:
Pyrazol-4-ylbenzoyl compounds of the formula I ##STR1## where Z is a 5- or 6-membered heterocyclic saturated or unsaturated radical, Q is a pyrazole ring and L and M are as defined in the specification, their use as herbicidal compounds and to processes for preparing the compounds.
Abstract:
O-(Oximino)ethylcyclohexenone oxime ethers I ##STR1## (R.sup.1 and R.sup.2 =C.sub.1 -C.sub.6 -alkyl; R.sup.3 =unsubstituted or substituted phenyl, C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.4 -alkenyl or C.sub.3 -C.sub.4 -alkynyl, which in each case can be substituted by halogen, C.sub.1 -C.sub.3 -alkyl, unsubstituted or substituted phenyl or unsubstituted or substituted phenoxy; R.sup.4 =C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.4 -alkylthio-C.sub.1 -C.sub.6 -alkyl, unsubstituted or substituted phenylthio-C.sub.1 -C.sub.6 -alkyl, N-(C.sub.1 -C.sub.4 -alkylsulfonyl)-N-(C.sub.1 -C.sub.4 -alkyl)aminomethyl, unsubstituted or substituted C.sub.3 -C.sub.7 -cycloalkyl or C.sub.5 -C.sub.7 -cycloalkenyl, 5-membered saturated heterocyclyl having one or two oxygen and/or sulfur atoms, which can carry one to three substituents, saturated or unsaturated 6-/7-membered heterocyclyl having 1 or 2 non-adjacent oxygen and/or sulfur atoms, which can carry 1 to 3 substituents, 5-membered heteroaryl, containing 1 to 2 nitrogen atoms and an oxygen or sulfur atom, where the heteroaromatic can carry 1 to 3 substituents, phenyl or pyridyl, which can carry 1 to 3 of the following substituents: halogen, nitro, cyano, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkyl, C.sub.3 -C.sub.6 -alkenyloxy, C.sub.3 -C.sub.6 -alkynyloxy and --NR.sup.a R.sup.b ; R.sup.a =H, C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.6 -alkenyl or C.sub.3 -C.sub.6 -alkynyl; R.sup.b =H, C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl, C.sub.1 -C.sub.6 -acyl or unsubstituted or substituted benzoyl) and their agriculturally utilizable salts and esters are described.
Abstract:
5-Hydroxypyrazol-4-ylcarbonyl-substituted saccharin derivatives of the formula I ##STR1## where the substituents have the following meanings: L and M are hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, chlorine, cyano, methylsulfonyl, nitro or trifluoromethyl; Z is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.8 -cycloalkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.5 -alkynyl, C.sub.1 -C.sub.4 -acyl, benzyl or phenyl, the phenyl rings in each case being unsubstituted or substituted by halogen or C.sub.1 -C.sub.4 -alkyl; Q is a radical CO--J, J is a 4-linked 5-hydroxypyrazole ring of the formula II ##STR2## where R .sup.1 is C.sub.1 -C.sub.4 -alkyl and R .sup.2 is hydrogen or methyl, and agriculturally customary salts of the compounds I are described.
Abstract:
A process for preparing 1-(het)aryl-3-hydroxypyrazoles of the formula I ##STR1## where R is an unsubst. or subst. aromatic or heteroaromatic radical,n is 0, 1 or 2 andR' is a group which is stable under the reaction conditions, from propiolic acid esters of the formula IIR'--C.tbd.C--CO.sub.2 R.sup.1 IIwhere R.sup.1 is an alkyl, cycloalkyl or aryl group, and (het)arylhydrazines of the formula IIIR--NH--NH.sub.2 IIIin a solvent in the presence of a base, which comprises first mixing II and III with one another in a solvent and then treating this mixture with the base at from 0.degree. C. to 60.degree. C. is described.