: 791-28-6 Formal Name: triphenyl-phosphine oxide Synonyms: PNSC 398, TPPO MF: C 18H 15OP FW: 278.3 Purity: ≥98% UV/Vis. Chemsrc provides Triphenylphosphine oxide(CAS#:791-28-6) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Triphenylphosphine Oxide. In a study according to EU Method A.6 (flask method) the water solubility of the test item was determined to be 369 mg/L at 20 °C. Insoluble in water. 4559-70-0. Articles of Triphenylphosphine oxide … Form Supplied in: colorless crystalline solid. Phosphine oxide, diphenyl-Phenylphosphonoylbenzene. Slightly soluble in hexane and diethyl ether. Triphenylphosphine oxide is used as a catalyst, Lewis base, ligand for metals and starting material for the preparation of other phosphorus compounds. Masaharu Sugiura. Triphenylphosphine oxide (often abbreviated TPPO) is the organophosphorus compound with the formula OP(C 6 H 5) 3, also written as Ph 3 PO or PPh 3 O (Ph = C 6 H 5).This colourless crystalline compound is a common but potentially useful waste product in reactions involving triphenylphosphine.It is a popular reagent to induce the crystallizing of chemical compounds. 9000289 CAS Registry No. Kumamoto University, Kumamoto, Japan. Structure, properties, spectra, suppliers and links for: Triphenylphosphine oxide, 791-28-6, Ph3P=O. Solubility Information: Soluble in polar organic solvents. water solubility Type of information: experimental study Adequacy of study: other information Reliability: 2 (reliable with restrictions) Rationale for reliability incl. Soluble in polar organic solvents. Slightly souble in petroleum ether and alcohol. Soluble in xylene, toluene, acetone, carbon tetrachloride and ethers. ... Solubility: soluble in most organic solvents, slightly soluble in hexane and diethyl ether, insoluble in water. % Triphenylphosphine 99.0 (min) % Triphenylphosphine Oxide 1.0 (max) Solubility Insoluble in water. Applications. 791-28-6: Density: 1.17g/cm 3: Solubility: slightly soluble in water Melting Point: 154-158 °C: Formula: C 18 H 15 OP Boiling Point: 462.9 °C at 760 mmHg Molecular Weight: 278.29 Flash Point It is also used in epoxidations, Michael reactions and coupling reactions. Triphenylphosphine oxide Catalog No. Triphenylphosphine oxide: EINECS: 212-338-8 CAS No. Insoluble in water. Formula Weight: 278.29: Percent Purity: 99%: Chemical Name or Material: Triphenylphosphine oxide : λ max: 224 nm Supplied as: A crystalline solid Storage: -20°C Stability: ≥2 years Information represents the product specifications. diphenyl phosphine oxide Formula Weight: 278.29: Physical Form: Crystalline Powder or Flakes: Percent Purity: 99% Chemical Name or Material: Triphenylphosphine oxide: Show More Show Less Jump to main content Jump to site nav. Solubility Information: Solubility in water: slightly soluble. Slightly soluble in hexane and diethyl ether. Diphenylphosphine oxide. deficiencies: other: Guidline study Data source

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