Phosphine oxide, tribenzyl-

dibenzylphosphorylmethylbenzene

CAS: 4538-55-0

Molecular Formula	`C21H21OP`
Molecular Weight	320.133 g/mol
LogP	5.95
Topological Polar Surface Area	17.07 Å²
Hydrogen Bond Donors	0
Hydrogen Bond Acceptors	1
Rotatable Bonds	6
Exact Mass	320.133
Heavy Atoms	23
Complexity	658.5

Chemical Identifiers

CAS Number	4538-55-0
SMILES	`C1=CC=C(C=C1)CP(=O)(CC2=CC=CC=C2)CC3=CC=CC=C3`

Product Overview

Phosphine oxide, tribenzyl- (CAS 4538-55-0), with molecular formula C21H21OP and molecular weight 320.133 g/mol. IUPAC: dibenzylphosphorylmethylbenzene.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.

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