Abstract: Compounds of the general formula I where the index and the substituents have the following meanings: n is 0 or 1 to 4; X is O or S; Y is a five-membered heteroaromatic ring; R1 is nitro; cyano; halogen; alkyl; haloalkyl; alkoxy; haloalkoxy; alkylthio; phenyl or phenoxy; R2 is hydrogen; alkyl, alkenyl or alkynyl; or a saturatedy,or unsaturated ring which, in addition to carbon atoms, can also contain hetero atoms as ring members are described.

Abstract: 2-[1′,2′,4′-Triazol-3′-yloxymethylene]anilides of the formula I where the index and the substituents have the following meanings: n is 0, 1, 2, 3 or 4; X is a direct bond, O or NRa; Ra is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl; R1 is nitro, cyano, halogen, unsubstituted or substituted alkyl, alkenyl, alkynyl, alkoxy, alkenyloxy or alkynyloxy; R2 is hydrogen, nitro, cyano, halogen, alkyl, haloalkyl, alkoxy, alkylthio or alkoxycarbonyl; R3 is unsubstituted or substituted alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl or heteroaryl; R4 is hydrogen, unsubstituted or substituted alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, alkylcarbonyl or alkoxycarbonyl; R5 is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl, processes and intermediates for their preparation and their use are described.

Abstract: A process for removing impurities from 3-(2′-acetoxyethyl)dihydro-2(3H)furanone (I), where the 3-(2′-acetoxyethyl)dihydro-2(3H)furanone containing the undesirable impurities is initially prepared in a manner known per se by acetylation of 3-(2′-hydroxyethyl)dihydro-2(3H)furanone and the resulting product is subsequently subjected to a distillation or rectification, includes carrying out the distillation or rectification in a plurality of steps, where high-boiling impurities are removed in a first step, the product which is drawn off via the top is subsequently subjected to at least one further step in which low-boilers and intermediate boilers are drawn off via the top and the desired pure I is obtained as bottom product.

Abstract: Compounds of formula I wherein n is 0, 1, 2, 3, or 4; R is nitro, cyano, halogen, unsubstituted or substituted alkyl, alkenyl, alkynyl, alkoxy, alkenyloxy, alkynyloxy or two adjacent radicals R form an optionally substituted three or four membered bridge; R1, R2 are C1-C4-alkyl; and R3 is a substituted pyrazole or triazole ring; their preparation and intermediates adapted therefore, and their use for controlling animal and fungal pests.

Abstract: Substituted 3-phenylpyrazoles of the formula I Salts thereof and use as herbicides.

Abstract: 2-[1′,2′,4′-Triazol-3′-yloxymethylene]anilides of the formula I where the index and the substituents have the following meanings: n is 0, 1, 2, 3, or 4; X is a direct bond, O or NRa; Ra is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl; R1 is nitro, cyano, halogen, unsubstituted or substituted alkyl, alkenyl, alkynyl, alkoxy, alkenyloxy or alkynyloxy; R2 is hydrogen, nitro, cyano, halogen, alkyl, haloalkyl, alkoxy, alkylthio or alkoxycarbonyl; R3 is unsubstituted or substituted alkyl, alkenyl, alkynyl, cycloalkyl, heteocyclyl, aryl or heteroaryl; R4 is hydrogen, unsubstituted or substituted alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, alkylcarbonyl or alkoxycarbonyl; R5 is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl, processes and intermediates for their preparation and their use are described.

Abstract: A process for removing impurities from 3-(2′-acetoxyethyl)-dihydro-2(3H)-furanone (I), which comprises initially preparing the 3-(2′-acetoxyethyl)-dihydro-2(3H)-furanone containing the undesirable impurities in a manner known per se by acetylating 3-(2′-hydroxylethyl)-dihydro-2(3H)-furanone, subsequently treating it with strong mineral acids and finally removing the decomposition products of the undesirable impurities from I.

Abstract: A substituted 2-phenylpyridine of the formula I ##STR1## where Ar is ##STR2## and the N-oxides of I and the agriculturally utilizable salts of I where these exist. Use: herbicides; desiccation/defoliation of plants.

Abstract: Compounds of the general formula I ##STR1## where the index and the substituents have the following meanings: n is 0 or 1 to 4;X is O or S;Y is a five-membered heteroaromatic ring;R.sup.1 is nitro; cyano; halogen; alkyl; haloalkyl; alkoxy; haloalkoxy; alkylthio; phenyl or phenoxy;R.sup.2 is hydrogen; alkyl, alkenyl or alkynyl;or a saturated or unsaturated ring which, in addition to carbon atoms, can also contain hetero atoms as ring members are described.

Abstract: Heteroaromatic compounds of the formulae IA and IB ##STR1## where the dashed line is a double bond between the carbon atom and a Z atom, and the index and the substituents have the following meanings:R.sup.1alkyl, alkoxy, alkylaminoR.sup.2alkyl;Aa direct bond; alkylene, alkenylene, alkynylene;O, S, S-oxides, N and alkylene derivatives or oxime radicals thereofBhydrogen, halogen,alkyl, alkenyl, alkynyl;cycloalkyl, cycloalkenyl, cycloalkynyl, heterocyclyl, aryl, hetarylUCH.sub.2, CHCl, CHR.sup.2 or NOR.sup.2 ;Xhydrogen, cyano, nitro, halogen,alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, heterocyclyl, aryl, hetaryl; oxi- and thio derivatives thereof, carbonyl derivatives thereof, carbonyloxy derivatives thereof, amino derivatives thereof, oxime derivatives thereof,amino which may bear one or two of the abovementioned groups;m1 or 2,Yoxygen or sulfur;Z.sup.1 -Z.sup.2, Z.sub.3 -Z.sub.

Abstract: Heteroaromatic compounds of the formulae IA and IB ##STR1## as described in the specification, and fungicides containing these compounds.

Abstract: Substituted 2-phenylpyridines I ##STR1## R.sup.1,R.sup.3 =H, halogen, alkyl, haloalkyl, alkoxyalkyl, alkoxy, alkoxyalkoxy, OH, haloalkoxy, alkylcarbonyloxy, haloalkylcarbonyloxy, SH, alkylthio, alkylsulfinyl, alkylsulfonyl, haloalkylthio, haloalkylsulfinyl, haloalkylsulfonyl, CHO, CN, CO.sub.2 H, alkoxycarbonyl, alkoxyalkoxycarbonyl, haloalkoxycarbonyl, alkylcarbonyl, haloalkylcarbonyl, alkoxyalkylcarbonyl, CONH.sub.2, alkyl-aminocarbonyl, dialkylaminocarbonyl, pyrrolidinyl-carbonyl piperidylcarbonyl, morpholinylcarbonyl, NO.sub.2, NH.sub.2, alkylamino, dialkylamino, pyrrolidinyl, piperidinyl, morpholinyl, alkylcarbonylamino, haloalkylcarbonylamino, alkylsulfonylamino;R.sup.2 =halogen, CN, NO.sub.2, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, haloalkylthio; orR.sup.1 +R.sup.2 or R.sup.2 +R.sup.3 =trimethylene or tetramethylene chain;R.sup.

Abstract: Heteroaromatic compounds of the formulae IA and IB ##STR1## where the dashed line is a double bond between the carbon atom and a Z atom, and the index and the substituents have the following meanings:R.sup.1 alkyl, alkoxy, alkylaminoR.sup.2 alkyl;A a direct bond; alkylene, alkenylene, alkynylene; O, S, S-oxides, N and alkylene derivatives or oxime radicals thereofB hydrogen, halogen, alkyl, alkenyl, alkynyl; cycloalkyl, cycloalkenyl, cycloalkynyl, heterocyclyl, aryl, hetarylU CH.sub.2, CHCl, CHR.sup.2 or NOR.sup.2 ;X hydrogen, cyano, nitro, halogen, alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, heterocyclyl, aryl, hetaryl; oxi- and thio derivatives thereof, carbonyl derivatives thereof, carbonyloxy derivatives thereof, amino derivatives thereof, oxime derivatives thereof, amino which may bear one or two of the abovementioned groups;m 1 or 2,Y oxygen or sulfur;Z.sup.1 -Z.sup.2, Z.sub.3 -Z.sub.

Abstract: Heteroaromatic compounds of the formulae IA and IB ##STR1## and fungicides containing these compounds.

Abstract: Heteroaromatic compounds of the formulae IA and IB ##STR1## where the dashed line is a double bond between the carbon atom and a Z atom, and the index and the substituents have the following meanings:R.sup.1alkyl, alkoxy, alkylaminoR.sup.2alkyl;Aa direct bond; alkylene, alkenylene, alkynylene; O, S, S-oxides, N and alkylene derivatives or oxime radicals thereofBhydrogen, halogen,alkyl, alkenyl, alkynyl; cycloalkyl, cycloalkenyl, cycloalkynyl, heterocyclyl, aryl, hetarylUCH.sub.2, CHCl, CHR.sup.2 or NOR.sup.2 ;Xhydrogen, cyano, nitro, halogen,alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, heterocyclyl, aryl, hetaryl; oxi- and thio derivatives thereof, carbonyl derivatives thereof, carbonyloxy derivatives thereof, amino derivatives thereof, oxime derivatives thereof,amino which may bear one or two of the abovementioned groups;m1 or 2,Yoxygen or sulfur;Z.sup.1 -Z.sup.2, Z.sub.3 -Z.sub.

Abstract: A method for controlling undesired plant growth and for regulating plant growth by allowing 4-methyl-5H-indeno[3,2-b]pyridines and 1-methyl-9H-indeno[2,3-c]pyridines of the general formula I ##STR1## where X, Y, Z and the radicals R.sup.1 to R.sup.5 have the meanings as described in the specification,to act on the plants, and novel 4-methyl-5H-indeno- [3,2-b]pyridines and herbicides and plant growth regulators containing these.

Abstract: .beta.-Substituted cinnamic acid derivatives of the formula 1, ##STR1## where R.sup.1 is alkyl, chlorine or bromine, --X-- is --O--, --S--, ##STR2## m is 0 or 1, --Y is --OR.sup.4, --O--N.dbd.CR.sup.5 R.sup.6, --NR.sup.7 R.sup.8, --N(OR.sup.9)R.sup.10 or --SR.sup.11, where the above-mentioned substituents R.sup.2 to R.sup.11 are alkyl, and R.sup.2, and R.sup.3 and R.sup.5 to R.sup.11 can also be hydrogen,Z is halogen, nitro, cyano, alkyl, cycloalkyl, aralkyl, aryloxyalkyl, arylthioalkyl, hetarylalkyl, hetaryloxyalkyl, hetarylthioalkyl, alkenyl, aralkenyl, aryloxyalkenyl, arylthioalkenyl, hetarylalkenyl, hetaryloxyalkenyl, hetarylthioalkenyl, alkynyl, arylalkynyl, hetarylalkynyl, aryl, hetaryl, arylazo, acylamino, --OR.sup.12, --SR.sup.13, --SOR.sup.14, --SO.sub.2 R.sup.15, --COOR.sup.16, --CONR.sup.17 R.sup.18, --COR.sup.19, --CR.sup.20 .dbd.NR.sup.21, --N.dbd.CR.sup.22, R.sup.23, --CR.sup.24 .dbd.N--OR.sup.25, --CR.sup.25 R.sup.26 --O--, N.dbd.CR.sup.27 R.sup.28, --CH.sub.2 --OCOR.sup.39 or --NR.sup.37 R.

Abstract: Acylamino-substituted isoxazole or isothiazole derivatives of the formula I ##STR1## where X is oxygen or sulfur;R.sup.1 is unsubstituted or substituted alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl or phenyl;R.sup.2 is CN, CONH.sub.2, CSNH.sub.2, or haloalkyl;R.sup.3 is hydrogen or unsubstituted or substituted alkyl or cycloalkyl;R.sup.4 is alkoxy, unsubstituted or substituted alkyl, cycloalkenyl, cycloalkyl, alkenyl or alkynyl, an unsubstituted or substituted 5-membered or 6-membered heterocyclic radical or unsubstituted or substituted phenyl;haloalkyl, alkoxy, haloalkoxy, alkylthio and/or haloalkylthio,and agriculturally useful salts of the isoxazole or isothiazole derivatives I, useful as herbicides.

Abstract: .beta.-Substituted cinnamic acid derivatives of the formula 1, ##STR1## where R.sup.1 is substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl, and R.sup.1 can also be chlorine or bromine,--X-- is --O--, --S--, ##STR2## m is 0 or 1, --Y is --OR.sup.4, --O--N.dbd.CR.sup.5 R.sup.6, --NR.sup.7 R.sup.8, --NR.sup.7 R.sup.8, --N(OR.sup.9)R.sup.10 or SR.sup.11, where the abovementioned substitutes R.sup.2 to R.sup.11 are substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl, and R.sup.2, R.sup.3 and R.sup.5 to R.sup.11 can be hydrogen and Z, U, V, W are defined in the specification.

Abstract: Cyanooxime ethers of the formula IR.sup.1 R.sup.2 CH--ON.dbd.C(CN)--R.sup.3 IwhereR.sup.1 is hydrogen or C.sub.1 -C.sub.4 -alkyl;R.sup.2 is an unsubstituted or substituted mononuclear to trinuclear aliphatic or aromatic ring system which, in addition to carbon atoms, may contain from one to four nitrogen atoms or from one to three hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen andR.sup.3 is unsubstituted or substituted alkyl or an unsubstituted or substituted aliphatic ring system which, in addition to carbon atoms, may contain one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen,processes for their preparation, agents containing them and their use.