Diphenylphosphine oxide, 97%
Diphenylphosphine oxide, 97%
Diphenylphosphine oxide, 97%
Thermo Scientific Chemicals

Diphenylphosphine oxide, 97%

CAS: 4559-70-0 | C12H11OP | 202.19 g/mol
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Catalog number B21101.14
also known as B21101-14
Price (EUR)
1.142,00
Each
Quantity:
25 g
Request bulk or custom format
Price (EUR)
1.142,00
Each
Chemical Identifiers
CAS4559-70-0
IUPAC Name(phenylphosphoroso)benzene
Molecular FormulaC12H11OP
InChI KeyASUOLLHGALPRFK-UHFFFAOYSA-N
SMILESO=P(C1=CC=CC=C1)C1=CC=CC=C1
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)White
FormCrystals or powder or crystalline powder or granules
Assay (HPLC)≥96.0%
Melting Point (clear melt)48.0-58.0?C
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.
RUO – Research Use Only

General References:

  1. Li-Biao Han, et al. Rhodium-Catalyzed Regio- and Stereoselective Addition of Diphenylphosphine Oxide to Alkynes.J. Org. Chem.,200166(17), 5929-5932.
  2. Koichi Yamakoshi, et al. Catalytic asymmetric addition of diphenylphosphine oxide to cyclic imines.Tetrahedron Lett.,1999,40(13), 2565-2568.