Benzimidazole derivatives

Details Benzimidazole derivatives Benzimidazole derivatives

C - Chemistry, Metallurgy

07

D

260/305.05, 260/

C07D 235/28 (2006.01) A01N 43/52 (2006.01)

Patent

CA 1100978

Abstract of the Disclosure Benzimidazole derivatives of the formula Image in which R and R1 independently of one another are each hydro- gen, an alkanoyl group having 1 to 4 carbon atoms, an alkoxy- carbonyl group having 1 to 4 carbon atoms, an alkylsulphonyl group having 1 to 4 carbon atoms, a benzoyl group, a phenyl- sulphonyl group or a p-methylphenylsulphonyl group, R2 and R4 independently of one another are each hydrogen, halogen or a methyl group, R3 is hydrogen, halogen, a methyl group or a methoxy group, X is oxygen or sulphur, Y is halogen, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, a methylthio group, a methylsulphinyl group, a methylsulphonyl group, a trifluoromethyl group, a nitro group, a hydroxyl group, a cyano group or an acetyl group and m is 0, 1, 2 or 3, and if one of the two radicals R or R1 is hydrogen, the position of the other of these radicals on the N atoms cannot be clearly established, including, when at least one of the two radicals R and R1 is hydrogen, the possible tautomeric compounds of the formula I and the disulphides obtainable by oxidation of the compounds of the formula I for combating helminthes in domestic animals and productive animals.

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