Abstract:
The novel p-phenoxyphenoxymethyl five-membered heteroaromatics have the formula I … … where… R , R and R are each hydrogen, halogen, C1-C8-alkyl, C1-C8-alkoxy, C1-C4-haloalkyl, C1-C4-haloalkoxy, C3-C10-cycloalkyl, nitro or cyano,… R is hydrogen or C1-C4-alkyl, and… Q is a five-membered hetaryl radical of the formulae II.1 to II.33 … …
Abstract:
Sulphonamides of the formula I in which the substituents have the following meanings: A is an optionally substituted aromatic or heteroaromatic radical; W is oxygen or sulphur; B is an optionally substituted furyl, thienyl, pyrrolyl, oxazolyl, isothiazolyl, imidazolyl, pyrazolyl, thiadiazolyl, oxadiazolyl or triazolyl radical, and their environmentally compatible salts; their preparation, and their use as herbicides.
Abstract:
Isoxazole-3,4-dicarboxylic acid derivatives of the formula I … … in which the substituents have the following meanings: …… R denotes hydrogen, an alkyl, cycloalkyl or phenyl radical or a 5- to 6-membered heterocyclic radical, it being possible for the organic radicals to have substituents which are inert under the reaction conditions; … R denotes hydrogen, an alkyl, cycloalkyl, benzyl or C3-C6-alkenyl radical; … A denotes an amino group NR R in which R represents hydrogen or an aliphatic or cycloaliphatic radical and R denotes an aliphatic, cycloaliphatic or optionally substituted phenyl radical, or R together with R forms a 4- to 7-membered alkylene chain which can be interrupted by oxygen, sulphur or N-methyl, or denotes a group OR in which R represents an alkyl, cycloalkyl, benzyl or alkenyl radical; … are prepared by deprotonating a CH-acidic compound of the formula II … … by means of a base and reacting the product with hydroxamoyl chlorides of the formula III … … characterised in that the deprotonation is carried out using a magnesium alcoholate of the formula IV… Mg(OR )2IV… in which R denotes an aliphatic or cycloaliphatic radical.
Abstract:
Prepn. of 2-phenoxymethyl benzoic acid derivs. of formula (I) comprises (a) converting a phenol of formula (II) to the phenolate in the presence of a basic diluent; (b) mixing the mixt. with a lactone of formula (III); (c) distilling off the diluent; (d) reacting the mixt. at 50-250 degrees C in the melt; and (e) dissolving the liq. melt with water and acidifying. X, Y = halogen, 1-4C alkyl, 1-4C alkoxy or CF3; m = 0-4; n = 0-3.
Abstract:
Prepn. of 2-phenoxymethyl benzoic acid derivs. of formula (I) comprises (a) converting a phenol of formula (II) to the phenolate in the presence of a basic diluent; (b) mixing the mixt. with a lactone of formula (III); (c) distilling off the diluent; (d) reacting the mixt. at 50-250 degrees C in the melt; and (e) dissolving the liq. melt with water and acidifying. X, Y = halogen, 1-4C alkyl, 1-4C alkoxy or CF3; m = 0-4; n = 0-3.
Abstract:
Isoxazole- and isothiazole-5-carboxamides of the formula I I where X is oxygen or sulfur, R1 is halogen, alkylthio, haloalkoxy, haloalkylthio, cyano, formyl, alkanoyl, alkoxycarbonyl, alkylaminocarbonyl, di-(C1-C3)-alkylaminocarbonyl, cyclopropylaminocarbonyl, methylsulfonyl, trifluoromethylsulfonyl, unsubstituted or substituted phenoxy or phenylthio; R2 is formyl, haloformyl, 4,5-dihydro-2-oxazolyl, COOR5, COSR5 or CONR6R7, and R3 to R7 have the meanings specified in the description, are suitable as herbicides.
Abstract:
alpha -Arylacrylic acid derivatives of the general formula I in which the substituents and indices have the following meanings: X is ethylene or ethenylene; Y is a direct bond or oxygen; R is an optionally substituted aromatic or heteroaromatic system with one or two rings; R is cyano, nitro, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio or haloalkylthio; n is 1 or 2, it being possible for the radicals to differ if n denotes 2; m is 0, 1 or 2, it being possible for the radicals to differ if m denotes 2, with the proviso that R does not denote phenyl when n is 1 and m is 0, their preparation, insecticidal and fungicidal agents containing them, and methods of using them.
Abstract:
alpha -Arylacrylic acid derivatives of the general formula I in which the substituents and indices have the following meanings: X is ethylene or ethenylene; Y is a direct bond or oxygen; R is an optionally substituted aromatic or heteroaromatic system with one or two rings; R is cyano, nitro, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio or haloalkylthio; n is 1 or 2, it being possible for the radicals to differ if n denotes 2; m is 0, 1 or 2, it being possible for the radicals to differ if m denotes 2, with the proviso that R does not denote phenyl when n is 1 and m is 0, their preparation, insecticidal and fungicidal agents containing them, and methods of using them.
Abstract:
Oxime ether derivatives of the formula I in which R and R are hydrogen or alkyl,Het is pyridyl, quinolyl, pyrimidinyl, pyrazinyl, pyridazinyl, thienyl, quinoxalinyl, isoxazolyl, benzoxazolyl or benzothiazolyl, where the heterocyclic ring system is optionally substituted X is oxygen or sulphur, and the acid addition salts and metal complex compounds thereof which are tolerated by plants and the N-oxides thereof, and fungicides containing these compounds.
Abstract:
Heterocyclically substituted methyl alpha -arylacrylates of the general formula in which R represents alkyl, alkenyl, haloalkyl, cycloalkyl, alkoxy, alkylcarbonyl, alkoxycarbonyl, halogen or aryl, where the aromatic ring is optionally substituted, Het represents a radical optionally substituted five-membered heterocyclyl having 1 to 3 hetero atoms, A represents ethenylene, ethylene, methyleneoxy or methylenethio, and fungicides and pesticides containing these compounds.