CAS 4559-70-0|Diphenylphosphine oxide

Introduction：Basic information about CAS 4559-70-0|Diphenylphosphine oxide, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Articles5
6. Synonyms

Common Name	Diphenylphosphine oxide
CAS Number	4559-70-0	Molecular Weight	202.189
Density	/	Boiling Point	329.2±25.0 °C at 760 mmHg
Molecular Formula	C₁₂H₁₁OP	Melting Point	56-57 °C(lit.)
MSDS	ChineseUSA	Flash Point	152.9±23.2 °C
Symbol	GHS07	Signal Word	Warning

Names

Name	Diphenylphosphine oxide
Synonym	More Synonyms

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
InChIKey	YFPJFKYCVYXDJK-UHFFFAOYSA-N
SMILES	O=[P+](c1ccccc1)c1ccccc1

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

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%

Articles5

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)

Synonyms

oxo(diphenyl)phosphanium

Diphenylphosphine oxide

Phosphorane, diphenyl-, oxide

MFCD00002079

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