Wikipedia
(S)-iPr-PHOX
(S)-iPr-PHOX, or (S)-2-[2-(diphenylphosphino)phenyl]-4-isopropyl-4,5-dihydrooxazole, is a chiral, bidentate, ligand derived from the amino alcohol valinol. It is part of a broader class of phosphinooxazolines ligands and has found application in asymmetric catalysis.