science-softCon uv/vis+ photochemistry database; www.photochemistry.org; (C) science-softCon 2019 Substance: triphenylphosphine oxide Other Names: TPPO Formula: C18H15OP CAS-No.: 791-28-6 PubChem: CID 13097 Study: uv absorption spectrum Authors: H.H. Jaffe Title: Conjugation of Several Phenyl Radicals Bonded to a Single Central Atom Journal/Source: J. Chem. Phys., 22, 1430-1433, (1954); http://dx.doi.org/10.1063/1.1740411 Data: diagram, table Energy/Wavelength range: 210 - 280 nm Resolution: Temperature: Temperature dependence: no Pressure/Concentration: Phase: solution (95% ethanol) pH: Comments: The compound show two broad structureless bands, one between 225 and 250 nm, the other around 290-300 nm. Author to whom correspondence should be addressed: (e-mail address):