ARYLPYRROLE DERIVATIVES AND METHOD OF THEIR SYNTHESIS Russian patent published in 1995 - IPC

FIELD: organic chemistry. SUBSTANCE: product: derivatives of arylpyrrole of the general formula (I) where X chlorine or bromine, Y chlorine or CF₃, W CN or NO₂, A C_1-4-alkyl substituted with cyano-group, C_1-4-alkoxy-group which substituted with three halogen atoms, one carbalkoxy-group containing C_1-4, one alkylcarbonyloxy-group containing C_1-6 or one benzenecarbonyloxy-group. Reagent 1; compound of the general formula (II) where X, Y, W, L, M and R as indicated above. Reagent 2: compound of the general formula (III) A-halogen where A as indicated above. Reaction conditions: in the presence of at least one molar equivalent of alkaline metal base and solvent. Synthesized compounds were used as insecticide, acaricide and nematocide agents. EFFECT: improved method of synthesis. 3 cl, 5 tbl