Granted Patent B2

US 12,377,085 · App. 18/119,564 · Granted Aug 5, 2025

Inventors: Yoji Aoki (Chiba, JP); Shinichi Banba (Chiba, JP); Markus Berger (Berlin, DE); Lars Baerfacker (Duesseldorf, DE)

Assignee: Mitsui Chemicals Crop & Life Solutions, Inc.

A61K31/455A61K31/166A61P33/14

Abstract

Claims (12)

1. A method for control of an ectoparasite on an animal, comprising systemically applying a compound represented by the following Formula (2):

wherein:

R 1 represents a hydrogen atom or a C 1 -C 4 alkyl group;

R 2 represents a trifluoromethyl group or a pentafluoroethyl group;

X represents a difluoromethyl group;

X 5 represents a bromine atom or an iodine atom;

A represents a nitrogen atom; and

Y represents a single bond,

wherein the ectoparasite includes Ctenocephalides felis.

2. The method according to claim 1 , wherein the compound is one selected from a group consisting of Compound Nos. 85 and 87 represented by the following structures,

3. The method according to claim 1 , comprising systemically applying the compound via at least one of an oral route, a parenteral route, or a dermal route.

4. The method according to claim 2 , comprising systemically applying the compound via at least one of an oral route, a parenteral route, or a dermal route.

Assignments (2)

Priority Claims (1)

Continuity (2)

References Cited (32)