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Key Documents

8.22340

Sigma-Aldrich

Phosphorus pentachloride

for synthesis

Synonym(s):

Phosphorus pentachloride, Phosphorus(V) chloride

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About This Item

Empirical Formula (Hill Notation):
Cl5P
CAS Number:
Molecular Weight:
208.24
MDL number:
UNSPSC Code:
12352307
EC Index Number:
233-060-3
NACRES:
NA.22

vapor pressure

0.016 hPa ( 20 °C)

Quality Level

Assay

≥99.0% (argenometric)

form

crystalline solid

potency

660 mg/kg LD50, oral (Rat)

pH

1 (5 g/L in H2O, acidic)

mp

148 °C

density

2.1 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/Cl5P/c1-6(2,3,4)5

InChI key

UHZYTMXLRWXGPK-UHFFFAOYSA-N

Application


  • Phosphorylation of Glycoluryl Derivatives: New organoelement phosphorus derivatives synthesized using glycoluril and phosphorus pentachloride under controlled conditions (Salkeeva et al., 2021).

  • Alcohol Amination and Cyclization: Catalyzed alcohol amination of diethanolamine by a Ru-PNP Pincer complex using phosphorus pentachloride to produce piperazine, demonstrating high conversion rates (van der Loo et al.).

  • Chemical Weapons Convention Relevance: Rapid GC-MS screening of chlorides relevant to the Chemical Weapons Convention, including phosphorus pentachloride, for monitoring prohibited chemical activities (Kuitunen et al., 2020).

  • Silicon Nanocrystal Functionalization: Phosphorus pentachloride used for the functionalization of silicon nanocrystals, enhancing their utility in advanced materials applications (Islam et al., 2017).


Analysis Note

Assay (argentometric): ≥ 99.0 %

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B - STOT RE 2 Inhalation

Target Organs

Respiratory Tract

Supplementary Hazards

Storage Class Code

6.1B - Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 1


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