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Key Documents

381829

Sigma-Aldrich

Diphosphoryl chloride

97%

Synonym(s):

Diphosphoric tetrachloride, Pyrophosphoric tetrachloride, Pyrophosphoryl chloride

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About This Item

Linear Formula:
Cl2P(O)OP(O)Cl2
CAS Number:
Molecular Weight:
251.76
EC Number:
MDL number:
UNSPSC Code:
12352101
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

97%

reaction suitability

reaction type: Buchwald-Hartwig Cross Coupling Reaction
reaction type: Heck Reaction
reaction type: Hiyama Coupling
reaction type: Negishi Coupling
reaction type: Sonogashira Coupling
reaction type: Stille Coupling
reaction type: Suzuki-Miyaura Coupling
reagent type: ligand

refractive index

n20/D 1.475 (lit.)

bp

90 °C/12 mmHg (lit.)

density

1.82 g/mL at 25 °C (lit.)

SMILES string

ClP(Cl)(=O)OP(Cl)(Cl)=O

InChI

1S/Cl4O3P2/c1-8(2,5)7-9(3,4)6

InChI key

CNTIXUGILVWVHR-UHFFFAOYSA-N

Application

Useful reagent for the Vilsmeier formylation and glyoxylation reactions of nucleophilic aromatic compounds.

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Skin Corr. 1B

Supplementary Hazards

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Tetrahedron, 49, 4015-4015 (1993)

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