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          Triphenylphosphine oxide

          Type: Intermediates/Pharmaceutical Intermediates
          Product name: Triphenylphosphine oxide
          CAS NO: 791-28-6
          Molecular weight: 278.2849 
          EC NO: 212-338-8
          Molecular formula: C18H15OP
          InChI: 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/h1-15H
          Product description: Product name: Triphenylphosphine oxide
          CAS No.: 791-28-6
          EINECS No.: 212-338-8
          Properties: Pure white crystalline powder, soluble in alcohol and benzene, insoluble in petroleum ether, slightly soluble in hot water, irritating
          Melting point: 154-158 °C (427-429 K).
          Boiling point: 462.9±18.0 °C.
          Flash point: 233.8±21.2 °C
          Vapor pressure: 2.62E-08mmHg at 25 °C
          Molecular structure: Ph3PO and POCl3 are similar in structure, both of which are tetrahedral structures.
          Uses: Can be used in organic synthesis intermediates, pharmaceutical intermediates, catalysts and extractants.
          Alias: Triphenylphosphine oxide
          Structural formula:

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