SUBSTITUTED NITROVINYLAMINOCARBAMATES, THEIR PREPARING AND COMPOSITION FOR CONTROL OF BLOOD-SUCKING INSECTS Russian patent published in 2005 - IPC

FIELD: organic chemistry, chemical technology, insecticides.

SUBSTANCE: invention describes new compounds of the formula (X): wherein R₁ means -CH₂-Het; R means unsubstituted (C₁-C₂₀)-alkyl or (C₁-C₂₀)-alkyl that is substituted with one or some phenyls, or it means unsubstituted phenyl or phenyl substituted with (C₁-C₆)-alkyl, or it means (C₁-C₆)-alkyl that is substituted with cyclohexyl or means unsubstituted (C₃-C₇)- cyclohexyl or substituted with one or some substitutes taken among the group including halogen atom and (C₁-C₆)-alkyl, or it means biphenyl, or phenoxyphenyl; T and U each means independently from one another (C₁-C₆)-alkyl; R₂, R'₂ mean hydrogen atom; Het means pyridyl that is substituted with halogen atom. Also, invention describes a method for preparing compound of the formula (X) by interaction of compound of the formula (XX) with acid R-COOH and isolation of the end product from reaction mixture wherein substitutes R, R₁, R₂, R'₂, T and U have values indicated for the formula (X); Hal means halogen atom. Also, invention describes a parasiticidal composition for control of blood-sucking insects. Invention provides preparing compounds eliciting parasiticidal activity with expressed prolonged effect.

EFFECT: improved preparing method, valuable properties of compounds and composition.

11 cl, 8 tbl, 8 ex