hydroxy-tri(phenyl)phosphanium di(phenyl)phosphorylbenzene hydroxy-tri(phenyl)phosphonium 791-28-6 47027-44-1 T84603_ALDRICH NSC398 Phosphine oxide, triphenyl- Triphenyl phosphorus oxide Triphenylphosphine oxide ST023348 CHEBI:36601 Triphenylphosphanoxid triphenyl-lambda(5)-phosphanone triphenylphosphane oxide triphenylphosphanoxide AIDS-019805 AIDS019805 655430_ALDRICH Triphenylphosphine oxide, polymer-bound EINECS 212-338-8 NSC 398 Triphenyl phosphine oxide 93100_FLUKA InChI=1/C18H15OP/c19-20(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15 phosphorane, triphenyl-, oxide triphenylphisphine oxide ARONIS005287