Patent ID: 7671058
Filing Date: 2010-03-02
Classification: A61P,C07C,C07D

Abstract:
1. A compound represented by the following formula (I) or a salt thereof: wherein one of R 1 , R 2 , R 3 , and R 4 represents a hydrogen atom, a halogen atom, a cyano group, a nitro group, a C 1-4 alkyl group, a halogenated C 1-4 alkyl group, or a C 1-4 alkoxy group, and all of the others represent hydrogen atoms; R 5 represents a halogen atom, a cyano group, a C 1-4 alkyl group, a halogenated C 1-4 alkyl group, or a C 1-4 alkoxy group; R 6 represents a piperazinyl group which may be substituted with one or more groups selected from a hydroxy group, a C a substituted C a C a substituted C a carboxy group, a carbamoyl group, a C an amino group, a C a di-C an oxo group, and a 3 to 7-membered completely saturated heterocyclic group; X represents a single bond, an oxygen atom, a sulfur atom, NR 7 , —O—CH 2 —, or —N(R 8 )—CH 2 —, wherein R 7 represents a hydrogen atom or a C 1-4 alkyl group; or R 7 is combined with a substituent of R 6 to represent a single bond, a methylene group, or an ethylene group, and wherein R 8 represents a hydrogen atom, a C 1-4 alkyl group, or a C 7-12 aralkyl group.