The present invention provides compounds of the formula : (I) wherein: X is O or S; Q1 and Q2 are independently CR5 or N, provided at least one of Q1 and Q2 is N; Y is a direct bond or CH2; R1 is H, optionally substituted alkyl, alkenyl, alkynyl, cycloalkylalkyl, benzyl or oxetan-3-yl-CH2-; R2 is optionally substituted phenyl, pyridine, pyrimidine, pyrazine or pyridazine; R3 is alkyl or haloalkyl; R4 is optionally substituted pyridine, pyrimidine, pyrazine or pyridazine; R5 is H, alkyl, haloalkyl, cycloalkyl, alkoxy, alkoxyC(O)- or (alkoxy) 2CH-; or a salt thereof. The compounds are useful for controlling ectoparasites on animals.
本发明提供了以下式(I)的化合物:其中:X为O或S;Q1和Q2独立地为CR5或N,要求Q1和Q2中至少有一个为N;Y为直接键或
CH2;R1为H,可选地取代的烷基,烯基,炔基,环烷基烷基,苄基或氧杂
环戊烷-3-基- -;R2为可选取代的苯基,
吡啶,
嘧啶,
吡嗪或
吡啉;R3为烷基或卤代烷基;R4为可选取代的
吡啶,
嘧啶,
吡嗪或
吡啉;R5为H,烷基,卤代烷基,环烷基,烷氧基,烷氧基C(O)-或(烷氧基)2CH-;或其盐。这些化合物对于控制动物体表寄生虫是有用的。