Phosphine oxide, 1,3-propanediylbis[diphenyl- is a chemical compound registered under CAS number 16524-41-7, with the molecular formula C27H26O2P2 and a molecular weight of about 444.45 g/mol. ProvideChemicals supplies Phosphine oxide, 1,3-propanediylbis[diphenyl- for laboratory research and bulk production; product code 1412677. Send an inquiry for purity, packaging, price and lead time.