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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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