Diphenylphosphine oxide

About This Item

Molecular Formula	C₁₂H₁₀OP+
CAS Number	4559-70-0

FC-0758085

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Properties

Chemical Identifiers

IUPAC Name	oxo(diphenyl)phosphanium
SMILES	C1=CC=C(C=C1)[P+](=O)C2=CC=CC=C2

Physical Properties

Boiling Point	329.2±25.0 °C at 760 mmHg
Melting Point	56-57 °C(lit.)
Flash Point	152.9±23.2 °C

Safety Information

Hazard Class

Warning

Flash Point

152.9±23.2 °C

Please refer to the Safety Data Sheet (SDS) for complete handling, storage, and disposal instructions. Follow all applicable regulations when working with this chemical reagent.