has role has functional parent benzophenones propionic acid antibacterial agent non-steroidal anti-inflammatory drug analgesic antipyretic EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor antineoplastic agent xenobiotic immunosuppressive agent oxo monocarboxylic acid racemate ketoprofen CHEBI:6128 An oxo monocarboxylic acid that consists of propionic acid substituted by a 3-benzoylphenyl group at position 2. vulnerary environmental contaminant drug allergen