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Diphenyl phosphoryl chloride

96%

Synonym(s):

Diphenyl chlorophosphate, Diphenyl phosphorochloridate

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About This Item

Linear Formula:
(C6H5O)2POCl
CAS Number:
2524-64-3
Molecular Weight:
268.63
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24861235
EC Number:
219-759-6
Beilstein/REAXYS Number:
654130
MDL number:
MFCD00003030
Assay:
96%
Form:
liquid
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vapor pressure

10 mmHg ( 190 °C)

Quality Segment

assay

96%

form

liquid

refractive index

n20/D 1.55 (lit.)

bp

314-316 °C/272 mmHg (lit.)

density

1.296 g/mL at 25 °C (lit.)

SMILES string

ClP(=O)(Oc1ccccc1)Oc2ccccc2

InChI

1S/C12H10ClO3P/c13-17(14,15-11-7-3-1-4-8-11)16-12-9-5-2-6-10-12/h1-10H

InChI key

BHIIGRBMZRSDRI-UHFFFAOYSA-N

General description

Diphenyl phosphoryl chloride is a diaryl phosphoryl derivative. It is formed during the preparation of monophenyl phosphoryl chloride via reaction of phenol and phosphorus oxychloride.

Application

Diphenyl phosphoryl chloride may be used:
  • in the preparation of guanosine-adenosine-5′,5′-triphosphate, guanosine-cytidine-5′,5′-triphosphate, guanosine-uridine-5′,5′-triphosphate, diguanosine-5′,5′-diphosphate and diguanosine-5′,5′-triphosphate
  • as phosphorylating agent for the synthesis of 2-deoxy-D-galactose-3 and -6 phosphoric acids
  • in the synthesis of diaryl phosphoryl derivatives of alkylene dithiophosphates

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Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Codes

H302,H314

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point (°F)

>235.4 °F - closed cup

Flash Point (°C)

> 113 °C - closed cup

PPE (personal protective equipment)

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

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