Diphenylphosphine oxide, 97%, Thermo Scientific Chemicals

Product Code	Brand	Quantity
11484557	Thermo Scientific Alfa Aesar B21101.03	1 g
11494557	Thermo Scientific Alfa Aesar B21101.06	5 g
11404567	Thermo Scientific Alfa Aesar B21101.14	25 g

Description

Used in the preparation of triarylphosphine oxides, and as asymmetric catalysts, preparation of alkenyldiphenylphosphine oxides, and Horner-Wittig reagents. It is a ligand for Buchwald-Hartwig Cross Coupling Reaction, Hydrophosphonylations and Suzuki-Miyaura Coupling.

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
Used in the preparation of triarylphosphine oxides, and as asymmetric catalysts, preparation of alkenyldiphenylphosphine oxides, and Horner-Wittig reagents. It is a ligand for Buchwald-Hartwig Cross Coupling Reaction, Hydrophosphonylations and Suzuki-Miyaura Coupling.

Solubility
Slightly soluble in water.

Notes
Store away from oxidizing agents. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Chemical Identifiers

• CAS: 4559-70-0
• Molecular Weight (g/mol): 202.19
• InChI Key: ASUOLLHGALPRFK-UHFFFAOYSA-N
• PubChem CID: 6327869
• SMILES: O=P(C1=CC=CC=C1)C1=CC=CC=C1

• Molecular Formula: C12H11OP
• MDL Number: MFCD00002079
• Synonym: diphenylphosphine oxide, phosphine oxide, diphenyl, diphenyl phosphine oxide, hpoph2, asuollhgalprfk-uhfffaoysa-n, dppo, diphenylphosphane oxide, phenylphosphonoylbenzene, diphenylphosphino-1-one, pubchem23810
• IUPAC Name: oxo(diphenyl)phosphanium

Specifications

• CAS: 4559-70-0
• Molecular Formula: C12H11OP
• Synonym: diphenylphosphine oxide, phosphine oxide, diphenyl, diphenyl phosphine oxide, hpoph2, asuollhgalprfk-uhfffaoysa-n, dppo, diphenylphosphane oxide, phenylphosphonoylbenzene, diphenylphosphino-1-one, pubchem23810
• InChI Key: ASUOLLHGALPRFK-UHFFFAOYSA-N
• IUPAC Name: oxo(diphenyl)phosphanium
• PubChem CID: 6327869
• Percent Purity: 97%

• Melting Point: 51°C to 56°C
• MDL Number: MFCD00002079
• Solubility Information: Slightly soluble in water.
• SMILES: O=P(C1=CC=CC=C1)C1=CC=CC=C1
• Molecular Weight (g/mol): 202.19
• Formula Weight: 202.2
• Chemical Name or Material: Diphenylphosphine oxide

Safety and Handling

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c

H315-H319-H335

missing translation for 'tsca' : No

Recommended Storage : Ambient temperatures

RUO – Research Use Only