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Diphenylphosphine oxide

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Diphenylphosphine oxide Basic information

Product Name:
Diphenylphosphine oxide
Synonyms:
  • Diphenylphosphinoxid
  • Diphenylphosphonousacid
  • Diphenylphosphineoxide,97%
  • Diphenylphosphine oxide 97%
  • Two phenylphosphate oxygen
  • Phosphine oxide,diphenyl-
  • DPPO
  • HPOPh2
CAS:
4559-70-0
MF:
C12H11OP
MW:
202.19
EINECS:
625-671-2
Product Categories:
  • Phosphorus Compounds
  • Phosphorus Precursors
  • Pharmaceutical Intermediates
  • Catalysis and Inorganic Chemistry
  • Achiral Phosphine
  • Aryl Phosphine
Mol File:
4559-70-0.mol
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Diphenylphosphine oxide Chemical Properties

Melting point:
56-57 °C(lit.)
Boiling point:
102-105°C 0,2mm
refractive index 
1.608-1.61
storage temp. 
Inert atmosphere,Room Temperature
form 
Crystals
color 
Yellow to light orange
Water Solubility 
Slightly soluble in water.
Sensitive 
Moisture Sensitive
InChI
InChI=1S/C12H11OP/c13-14(11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10,14H
InChIKey
ASUOLLHGALPRFK-UHFFFAOYSA-N
SMILES
P(=O)(C1=CC=CC=C1)C1=CC=CC=C1
CAS DataBase Reference
4559-70-0(CAS DataBase Reference)
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Safety Information

Hazard Codes 
Xn
Risk Statements 
22-36/37/38
Safety Statements 
26
WGK Germany 
2
HS Code 
29319090

MSDS

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Diphenylphosphine oxide Usage And Synthesis

Chemical Properties

Yellow to light orange crystals

Uses

suzuki reaction

Uses

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.

Definition

ChEBI: Diphenylphosphine oxide is a member of benzenes.

Synthesis Reference(s)

Journal of the American Chemical Society, 45, p. 165, 1923 DOI: 10.1021/ja01654a024

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