Patent ID: 7601736

Claim:
A compound or pharmaceutically acceptable salt of the following formula 1, wherein R 1 , R 2 , R 4 , R 5 , R 6 and R 7 are independently selected from the group consisting of a hydrogen atom, a halo, a cyano, a nitro, an acyl, a hydroxy, an amino, a C 1 -C 6 low alkyl, a C 2 -C 6 low alkenyl, a C 1 -C 6 low alkoxy, a C 1 -C 6 alkylthio, a C 1 -C 10 alkylamino, a C 4 -C 9 cycloalkylamino, a C 4 -C 9 heterocycloalkylamino, a C 1 -C 10 aralkylamino, an arylamino, an acylamino, a saturated heterocyclic, an acyloxy, a C 1 -C 6 alkylsulfinyl, a C 1 -C 6 alkylsulfonyl, a C 1 -C 6 alkylsulfonylamino, an arylsulfinyl, an arylsulfonyl, an arylsulfonylamino, an aryl, a heteroaryl, a C 1 -C 10 aralkyl, a C 1 -C 10 heteroaralkyl, an aryloxy and a heteroaryloxy group; R 3 is selected from the group consisting of a hydrogen atom, a halo, a cyano, a nitro, an acyl, a hydroxy, an amino, a C 1 -C 6 low alkyl, a C 1 -C 6 low alkoxy, a C 1 -C 6 alkylthio, a C 1 -C 10 alkylamino, a C 4 -C 9 cycloalkylamino, a C 4 -C 9 heterocycloalkylamino, a C 1 -C 10 aralkylamino, an arylamino, an acylamino, a saturated heterocyclic, an acyloxy, a C 1 -C 6 alkylsulfinyl, a C 1 -C 6 alkylsulfonyl, a C 1 -C 6 alkylsulfonylamino, an arylsulfinyl, an arylsulfonyl, an arylsulfonylamino, an aryl, a heteroaryl, a C 1 -C 10 aralkyl, a C 1 -C 10 heteroaralkyl, an aryloxy and a heteroaryloxy group; or R 1 , R 2 , R 3 , R 4 , R 5 , R 6 and R 7 independently form a ring by binding with a neighboring substitution group; R 3 is X is an oxygen or sulfur atom; Y is an oxygen atom or N—R 8 , wherein R 8 is selected from the group consisting of a hydrogen atom, a C 1 -C 6 low alkyl, an acyl, an aryl, a heteroaryl, a C 1 -C 10 aralkyl and a C 1 -C 10 heteroaralkyl group; or forms a ring by binding with a neighboring substitution group of R 6 or R 7 ; said aryl group is selected from a phenyl, a naphthyl and a fused phenyl group; said heteroaryl and saturated heterocyclic groups are a heterocyclic ring with a pentagonal or hexagonal shape having 1 to 3 heteroatoms selected from an oxygen, a nitrogen, and a sulfur atom; or a fused heterocyclic ring; and said aryl and heteroaryl groups are such that 1 to 4 substitution groups selected from the group consisting of a halo, a hydroxy, a C 1 -C 6 low alkyl, a C 1 -C 6 low alkoxy, an amino, a cyano, a nitro, a carbonyl and a carboxyl group are substituted.