(.+-.)-2-(p-Isobutylphenyl)propionic acid (.+-.)-p-Isobutylhydratropic acid .alpha.-(4-Isobutylphenyl)propionic acid .alpha.-(p-isobutylphenyl)propionic acid 15687-27-1 2-(4-Isobutylphenyl)propanoic acid 2-(p-Isobutylphenyl)propionic acid 4-Isobutylhydratropic acid Acide (isobutyl-4 phenyl)-2 propionique Andran Benzeneacetic acid, .alpha.-methyl-4-(2-methylpropyl)- Brufen Buburone Dolgit Ebufac Hydratropic acid, p-isobutyl- IP-82 Ibu-slo Ibuprocin Ibuprofen Liptan Motrin NSC256857 Nobfelon Pantrop R.D. 13621 Rebugen U-18,573 WLN: QVY&R DIY p-Isobutylhydratropic acid