Diphenylphosphine oxide, 97%

Description

CAS: 4559-70-0 | C12H11OP | 202.19 g/mol

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.

Specifications

Chemical Identifiers

• CAS: 4559-70-0
• Molecular Formula: C12H11OP
• Molecular Weight (g/mol): 202.19
• MDL Number: MFCD00002079
• InChI Key: ASUOLLHGALPRFK-UHFFFAOYSA-N
• Synonym: diphenylphosphine oxide, phosphine oxide, diphenyl, diphenyl phosphine oxide, hpoph2, asuollhgalprfk-uhfffaoysa-n, dppo, diphenylphosphane oxide, phenylphosphonoylbenzene, diphenylphosphino-1-one, pubchem23810
• PubChem CID: 6327869
• IUPAC Name: oxo(diphenyl)phosphanium
• SMILES: O=P(C1=CC=CC=C1)C1=CC=CC=C1

• Melting Point: 51°C to 56°C
• Quantity: 1 g
• Solubility Information: Slightly soluble in water.
• Formula Weight: 202.2
• Percent Purity: 97%
• Chemical Name or Material: Diphenylphosphine oxide

Safety and Handling

Hazard Category	H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
TSCA	No
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only