4-(1,3-Dihydro-1-oxo-2H-isoindol-2-yl)-alpha-methylbenzeneacetic acid sodium salt 69674-66-4 Benzeneacetic acid, 4-(1,3-dihydro-1-oxo-2H-isoindol-2-yl)-alpha-methyl-, sodium salt EINECS 274-076-0 Indoprofen sodium Sodium 2-(4-(1,3-dihydro-1-oxo-2H-isoindol-2-yl)phenyl)propionate Sodium indoprofen