Tri-n-octylphosphine oxide, 98%

Description

CAS: 78-50-2 | C24H51OP | 386.645 g/mol

Tri-n-octylphosphine oxide is a solvent used in the extraction of metals, especially uranium, zirconium and hafnium. It is also used as an auxiliary reagent in the solvent extraction of metals. It is also used to extract hydrogen bonding organic compounds. Further, it is useful as a capping ligand for the production of quantum dots, such as those consisting of cadmium selenide.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Tri-n-octylphosphine oxide is a solvent used in the extraction of metals, especially uranium, zirconium and hafnium. It is also used as an auxiliary reagent in the solvent extraction of metals. It is also used to extract hydrogen bonding organic compounds. Further, it is useful as a capping ligand for the production of quantum dots, such as those consisting of cadmium selenide.

Solubility
Soluble in chloroform, toluene and hexane. Insoluble in water.

Notes
Incompatible with strong oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 78-50-2
• Molecular Formula: C24H51OP
• Molecular Weight (g/mol): 386.645
• MDL Number: MFCD00002083
• InChI Key: ZMBHCYHQLYEYDV-UHFFFAOYSA-N
• Synonym: trioctylphosphine oxide, tri-n-octylphosphine oxide, topo, phosphine oxide, trioctyl, cyanex 921, hostarex px 324, trioctyl phosphine oxide, trioctylphosphane oxide, trioctylphosphino-1-one, acmc-209peg
• PubChem CID: 65577
• IUPAC Name: 1-dioctylphosphoryloctane
• SMILES: CCCCCCCCP(=O)(CCCCCCCC)CCCCCCCC

• Melting Point: 52°C to 57°C
• Density: 0.88
• Boiling Point: 212°C to 213°C (0.3 mmHg)
• Flash Point: 252°C (486°F)
• Odor: Odorless
• Quantity: 500 g
• Beilstein: 1796648
• Solubility Information: Soluble in chloroform,toluene and hexane. Insoluble in water.
• Formula Weight: 386.65
• Percent Purity: 98%
• Chemical Name or Material: Tri-n-octylphosphine oxide

Safety and Handling

Hazard Category	H315-H317-H361
Hazard Statement	GHS H Statement H318-H335-H315 Causes serious eye damage. May cause respiratory irritation. Causes skin irritation.
Precautionary Statement	P201-P202-P261-P264b-P272-P280-P281-P302+P352-P305+P351+P338-P308+P313-P333+P313-P362-P501c
EINECSNumber	201-121-3
RTECSNumber	SZ1662500
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only