Diphenylphosphine oxide

Names

[ CAS No. ]:
4559-70-0

[ Name ]:
Diphenylphosphine oxide

[Synonym ]:
oxo(diphenyl)phosphanium
Diphenylphosphine oxide
Phosphorane, diphenyl-, oxide
MFCD00002079

Chemical & Physical Properties

[ Boiling Point ]:
329.2±25.0 °C at 760 mmHg

[ Melting Point ]:
56-57 °C(lit.)

[ Molecular Formula ]:
C₁₂H₁₁OP

[ Molecular Weight ]:
202.189

[ Flash Point ]:
152.9±23.2 °C

[ Exact Mass ]:
202.054749

[ PSA ]:
40.54000

[ LogP ]:
1.29

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.608-1.61

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302-H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R22;R36/37/38

[ Safety Phrases ]:
S26

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
2

[ HS Code ]:
2902909090

Synthetic Route

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Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2902909090

[ Summary ]:
2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Articles

Edwards, M. L.; Stemerick, D. M. et al.

Tetrahedron Lett. 31 , 5571, (1990)

Kurz, L.; Lee, G.; Morgans, D. et al.

Tetrahedron Lett. 31 , 632, (1990)

Alcock, N. W.; Brown, J. M.; Hulmes, D. I.

Tetrahedron Asymmetry 4 , 743, (1993)