Patent ID: 7759388

Claim:
A phenylalanine compound of formula (1) or a pharmaceutically acceptable salt thereof: wherein A represents one of formula 24, 25-1, 25-3, 25-4, or 26-1 E represents a hydrogen atom; T represents a C═(O) group; D represents an aryl group; B represents a hydroxyl group or lower alkoxyl group; J and J′ may be the same or different from each other and each represents a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkyloxy group or nitro group wherein in formula 24 Ra represents a hydrogen atom, a fluorine atom, a chloro atom, a bromo atom, a nitro group, an alkyl group having 1 to 3 carbon atoms or an alkoxyl group having 1 to 3 carbon atoms, Rb represents a hydrogen atom, a fluorine atom, a chloro atom, a bromo atom, a nitro group, an alkyl group having 1 to 3 carbon atoms, an amino group, an amino group substituted by one or two alkyl groups having 1 to 3 carbon atoms, a carbamoyl group or a carbamoyl group substituted by one or two alkyl groups having 1 to 3 carbon atoms; and in formula 26-1 Ra to Rd may be the same or different from each other, and each represents a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkyl group which may contain a hetero atom(s) in the chain thereof, a lower alkenyl group which may contain a hetero atom(s) in the chain thereof, a lower alkynyl group which may contain a hetero atom(s) in the chain thereof, a cycloalkyl group which may contain a hetero atom(s) in the ring thereof, an aryl group, a heteroaryl group, a lower alkyl group substituted with a cycloalkyl group(s) which may contain a hetero atom(s) in the ring thereof, a lower alkyl group substituted with an aryl group(s), a lower alkyl group substituted with a heteroaryl group(s), a lower alkoxyl group, a lower alkoxyl group substituted with a cycloalkyl group(s) which may contain a hetero atom(s) in the ring thereof, a lower alkoxyl group substituted with an aryl group(s), a lower alkoxyl group substituted with a heteroaryl group(s), a cycloalkyloxy group which may contain a hetero atom(s) in the ring thereof, an aryloxy group, a heteroaryloxy group, a lower hydroxyalkyl group, a lower hydroxyalkenyl group, a lower hydroxylalkoxyl group, a lower halogenoalkyl group, a lower halogenoalkoxyl group, a lower halogenoalkenyl group, nitro group, cyano group, a substituted or unsubstituted amino group, carboxyl group, a lower alkyloxycarbonyl group, a substituted or unsubstituted carbamoyl group, a lower alkanoyl group, an aroyl group, a lower alkylthio group, a lower alkylsulfonyl group, a substituted or unsubstituted sulfonylamino group or a substituted or unsubstituted sulfamoyl group, and Ra, Rb, Rc and Rd may form a ring between them.