申请人:——
公开号:US20020173662A1
公开(公告)日:2002-11-21
Compounds of formula (I):
1
or pharmaceutically, veterinarily or agriculturally acceptable salts thereof, or pharmaceutically, veterinarily or agriculturally acceptable solvates of either entity, wherein R
1
is 2,4,6-trisubstituted phenyl or 3,5-disubstituted pyridin-2-yl; R
3
is hydrogen; C
2
to C
5
alkyl substituted with one or more halo and with hydroxy; C
2
to C
5
alkanoyl substituted with one or more halo; C
2
to C
6
alkenyl optionally substituted with one or more halo; halo; amino or CONH
2
; R
5
is hydrogen, amino or halo; R
2
and R
4
are each independently selected from hydrogen, fluoro, chloro and bromo; R
6
and R
8
are hydrogen; and R
7
is hydrogen or C
1
to C
4
alkyl optionally substituted with one or more halo; are parasiticidal agents.
式(I)的化合物:其中R1为2,4,6-三取代苯基或3,5-二取代吡啶-2-基;R3为氢;C2至C5烷基取代的含有一个或多个卤素和羟基,或C2至C5酰基取代的含有一个或多个卤素;C2至C6烯基取代的含有一个或多个卤素;卤素;氨基或CONH2;R5为氢、氨基或卤素;R2和R4各自独立地选自氢、氟、氯和溴;R6和R8为氢;R7为氢或C1至C4烷基,可选地取代一个或多个卤素;它们是寄生虫杀虫剂的药物、兽医或农业可接受的盐,或者它们的药物、兽医或农业可接受的溶剂。