Patent ID: 7335673
Filing Date: 2008-02-26
Classification: A61P,C07B,C07C,C07D

Abstract:
1. A 2,3-diphenylpropionic acid derivative or a salt thereof represented by general formula (1) below: where, A, B and C independently represent a hydrogen atom, halogen atom, nitro, cyano, hydroxy, carboxy, C X and X′ independently represent a hydrogen atom, halogen atom, nitro, cyano, hydroxy, carboxy, C where R 7 represents a hydrogen atom or C 1−15 alkyl group, and R 14 represents either of groups represented by general formulae (6) and (7); where R 8 and R 9 independently represent a hydrogen atom, halogen atom, nitro, cyano, hydroxyl, carboxy, C 1−15 alkyl group, C 6−10 aryl group, C 1−15 alkoxy group, C 6−10 aryloxy group, heteroaryloxy group, C 2−16 alkoxycarbonyl group, C 2−16 alkanoyl group, C 7−11 aroyl group, heteroaroyl group, C 2−16 alkylcarbonyloxy group, C 7−11 arylcarbonyloxy group, heteroarylcarbonyloxy group, C 1−15 alkylthio group, C 6−10 arylthio group, heteroarylthio group, C 1−15 alkylsulfonyl group, C 6−10 arylsulfonyl group, heteroarylsulfonyl group, C 1−15 alkylsulfinyl group, C 6−10 arylsulfinyl group, heteroarylsulfinyl group, —NR 10 R 11 , —NR 10 COR 11 , —NR 10 SO2R 11 , —NR 10 CONR 11 R 12 or —CONR 10 R 11 , where R 10 , R 11 and R 12 independently represent a hydrogen atom, C 1−15 alkyl group, C 2−15 alkenyl group, C 1−15 alkoxy group, C 6−10 aryl group, C 6−10 aryloxy group, heteroaryloxy group or heteroaryl group, either R 10 and R11 or R 11 and R 12 may form a ring; said ring may additionally contain at least one ring-composing atom selected from oxygen nitrogen atom and sulfur atom; said ring may contain a double bond; and said ring may have a substituent; Het represents an aromatic heterocycle containing at least one atom selected from nitrogen atom, oxygen atom and sulfur atom; and R 13 represents a hydrogen atom or C 1−15 alkyl group.