| abstract |
An objective of the present invention is to provide an ectoparasite control agent for homothermic animals, which has high control effect and is safe. The compounds according to the present invention are compounds represented by formula (I) and salts thereof: n nwherein R 1 represents optionally substituted alkyl; optionally substituted alkenyl; optionally substituted alkynyl; OR 5 wherein R 5 represents optionally substituted alkyl, optionally substituted alkenyl, or optionally substituted alkynyl; or SR 5 wherein R 5 is as defined above, R 2 represents optionally substituted alkyl, any one of R 3 and R 4 represents hydrogen and the other represents fluorine, chlorine, bromine, or CF 3 , and X represents fluorine or chlorine. |