Abstract:
The present invention relates to a method for preparing an enantiomerically enriched form of 3-(2-chlorothiazol-5-yl)-8-methyl-7-oxo-6-phenyl-2,3-dihydrothiazolo[3,2-a]pyrimidin-4-ium-5-olate.
Abstract:
The present invention relates to a process for preparing difluoromethyl-substituted pyrazol-4-ylcarboxylic acids and esters thereof, 2‑(aminomethylidene)-4,4-difluoro-3-oxobutyric esters of the formula (I), where R 1 , R 2 and R 3 are each, independently of one another, C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 3 -C 10 -cycloalkyl or benzyl or NR 2 R 3 is a 5- to 10‑membered heterocyclic radical, a process for preparing compounds of the formula (I), in which a corresponding 3-aminoacrylic ester is reacted with difluoroacetyl fluoride, and also the use of compounds of the formula (I) in the process for preparing difluoromethyl-substituted pyrazol-4-ylcarboxylic acids and esters thereof.
Abstract:
The present invention relates to 1-(Azolin-2-yl)-amino-1,2-heterocyclyl-ethane compounds, which are useful for combating insects, arachnids and nematodes. The present invention also relates to methods for combating animal pests and to compositions for combating animal pests. It has been found that animal pests can be combated by 1-(Azolin-2-yl)-amino-1,2- heterocyclyl-ethane compounds of the general formula (I): wherein A is a radical of the formulae A1 or A2: and wherein X is sulfur, oxygen or NR7, and HetA, HetB and R1 to R7 are defined as in the description.
Abstract:
The present invention relates to azolin-2-yl-amino compounds of formulae (I. a) and (l.b) and their salts which are useful for combating animal pest, in particular arthropod and nematodes. The present invention also relates to a method for combating such pests and for protecting crops against infestation or infection by such pests. Furthermore, the present invention relates to veterinary compositions for combating animal pests. Formula (I.a), formula (I.b) wherein n is 0 to 4; X is S, O or NR5; A is -C(R6a)(R6b)-, O, NR7, S, S(O) or S(O)2; B is a bond Or CH2; R1 is H, CN, C1-C6-alkyl, C2-C6-alkenyl, C1-C6-alkylcarbonyl, C3-C6-cycloalkyl, phenyl, benzyl, etc.; R2a, R2b are H, CN, C1-C6-alkyl, C2-C6-alkenyl, C1-C6-alkylcarbonyl, C1-C6-alkoxycarbonyl, (C1-C6-alkyl)thiocarbonyl, C(O)NRaRb, C(S)NRaRb, (SO2)NRaRb, phenyl, benzyl, 5 or 6 membered heterocyclic ring etc.; or R1 together with R2a is C3-C5-alkandiyl; or R1 together with R2b are C(O); R3a, R3b, R3c, R3d are H, halogen, CN, C1-C6-alkyl, C1-C6-alkylamino, C3-C6-cycloalkyl, phenyl, benzyl, etc.; R4a, R4b are H, halogen, C1-C6-alkyl, C2-C6-alkenyl, phenyl, benzyl, 5 or 6 membered hetaryl; or R4a together with R4b may also be =0, =NRC or =CRdRe; or R2a together with R4a may form a bridging bivalent radical.
Abstract:
Use of compounds of formula (I) wherein Q is (II), (III), or (IV) ; X1 is chlorine, bromine, or fluorine; R1, R2 are each independently H, alkyl, alkenyl, alkynyl, or cycloalkyl, alkylamino, dialkylamino, alkylcarbonylamino, alkylsulfonyl, or alkylsulfinyl, wherein the carbon atoms in these groups may be substituted, or R1 and R2 may be taken together to form a ring represented by the structure (V); p,m are 1, 2 or 3; X' is oxygen, sulfur, amino, alkylamino, phenylamino, or methylene; Z is alkyl or phenyl; R3 is H, alkyl, alkenyl, alkynyl, cycloalkyl, wherein the carbon atoms in these groups may be substituted; R, R4 are H or alkyl, alkoxycarbonyl, alkylaminocarbonyl, or dialkylaminocarbonyl, wherein the carbon atoms in the these groups may be substituted; A is C-R5 or N; B is C-R6 or N; W is C-R7 or N; with the proviso that one of A, B and W is other than N; R5, R6, R7 are H, halogen, nitro, cyano, amino, mercapto, hydroxy, alkyl, alkenyl, alkynyl, cycloalkyl, alkoxy, alkylamino, dialkylamino, alkylthio, alkylsulfonyl, or alkylsulfinyl, wherein the carbon atoms in these groups may be substituted, a 5- to 6-membered aromatic ringsystem which may contain 1 to 4 heteroatoms selected from oxygen, sulfur and nitrogen and which may be substituted; Y is hydrogen, halogen, cyano, nitro, amino, hydroxy, mercapto, alkyl, alkenyl, alkynyl, cycloalkyl, alkoxy, alkylamino, dialkylamino, alkylthio, alkylsulfonyl, or alkylsulfinyl, wherein the carbon atoms in these groups may be substituted; n is 0, 1, or 2; for combating parasites in and on animals.
Abstract:
The present invention relates to 1-(Azolin-2-yl)-amino-alkane compounds, which are useful for combating insects, arachnids and nematodes. The present invention also relates to a method for combating animal pests selected from insects, arachnids and nematodes, and to agricultural compositions for combating animal pests. It has been found that animal pests can be combated by 1-(Azolin-2-yl)-amino-alkane compounds of the general formula (I) wherein A is a radical of the formulae (A1) or (A2): and wherein X is sulfur or oxygen and W, B and R1 to R6 are defined as in the description.
Abstract:
Compounds of formula (I) wherein X is chloro or bromo; Y is chloro or trifluoromethyl; and A and B are hydrogen or methyl with the proviso that one of A or B must be methyl; or the enantiomers or salts thereof, use of compounds of formula (I) for combating insects or acarids and for treating, controlling, preventing or protecting animals against infestation or infection by parasites, and compositions comprising compounds of formula (I).