| abstract |
Benzimidazole-carbamates endowed with anthelmintic activity have the general formula: <IMAGE> in which: R represents an alkyl group having 1 to 4 carbon atoms, R<1> and R<2> independently represent a hydrogen or halogen atom or a methyl group optionally substituted with one or more halogen atoms, R<3> and R<4> independently represent a hydrogen or chlorine atom or a methyl group, and X represents O, S, SO or SO2. |