ORGANIC COMPOUNDS Russian patent published in 2014 - IPC C07D413/04 C07D413/14 C07D417/04 C07D417/14 A01N43/80 A01N43/84 A01P7/02 A01P7/04 

FIELD: chemistry.

SUBSTANCE: invention relates to compounds of formula

and

,

where X represents S or O, one of X₁ and X₂ represents CR₃' and second represents N or independently CR₃', n represents integer number 1, 2 or 3; R₁ represents C_1-6 halogenalkyl, R₂ is selected from halogen and C₁-C₆-halogenalkyl; R₃' represents H, C₁-C₆-alkyl, halogen, cyanogroup, or phenyl, non-substituted or substituted with halogen, C₁-C₆-alcoxygroup, C₁-C₆-halogenalcoxygroup, C₁-C₆-halogenalkyl group; Z represents halogen, Q radical or group -C(O)-NR₅R₆; R₅ represents H or C₁-C₄-alkyl, R₆ represents H; Q', C₁-C₆-alkyl, non-substituted or substituted with halogen, cyanogroup, C₁-C₄-alcoxygroup, C₁-C₄-alkoxycarbonyl, C₂-C₄-alkanoyl, aminocarbonyl, N-mono- or N,N-di-C₁-C₂-alkylaminocarbonyl, C₁-C₄-alkylthiogroup, group -C(O)NHR₇ or radical Q"; or C₃-C₆-cycloalkyl, substituted with group -C(O)NHR₇; or C₂-C₄-alkinyl; Q, Q' and Q" are such as given in the invention formula; R₇ represents C₁-C₆-alkyl, which is non-substituted or substituted with halogen, cyanogroup, pyridyl; or represents C₂-C₄-alkinyl. Invention also relates to composition for fighting ectoparasites, containing compound of formula (Ia) or (Ib), and to application of compounds of formula (Ia) or (Ib) for composition production.

EFFECT: compounds of formula (Ia) and (Ib), possessing activity against ectoparasites.

11 cl, 4 tbl, 4 ex