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8.21024

di-Phosphorus pentasulfide

for synthesis

Synonym(s):

Phosphorus pentasulfide, Diphosphorus pentasulfide, Phosphorus(V) sulfide, Phosphorus(V) sulfide

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About This Item

Empirical Formula (Hill Notation):
P2S5
CAS Number:
1314-80-3
Molecular Weight:
222.27
NACRES:
NA.22
EC Index Number:
215-242-4
UNSPSC Code:
12352303
MDL number:
MFCD00011441
Grade:
synthesis grade
Bp:
515 °C
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grade

synthesis grade

Quality Segment

200

form

powder

autoignition temp.

142 °C

potency

389 mg/kg LD50, oral (Rat), 3160 mg/kg LD50, skin (Rabbit)

concentration

27.8-28.8%

dilution

(for synthesis)

pH

1 (20 °C, 10 g/L in H2O)

bp

515 °C

mp

280-284 °C (lit.)

density

2.09 g/mL at 25 °C (lit.)

bulk density

900‑1100 kg/m3

storage temp.

2-30°C

SMILES string

S=P(=S)SP(=S)=S

InChI

1S/P2S5/c3-1(4)7-2(5)6

InChI key

HWVAJUNEPOKXLF-UHFFFAOYSA-N

Analysis Note

Assay P: 27.8 - 28.8 %

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This Item
2321068.210268.22339
di-Phosphorus pentasulfide for synthesis

Sigma-Aldrich

8.21024

di-Phosphorus pentasulfide

Phosphorus pentasulfide 99%

Sigma-Aldrich

232106

Phosphorus pentasulfide

Phosphoryl bromide for synthesis

Sigma-Aldrich

8.21026

Phosphoryl bromide

Phosphoryl chloride for synthesis

Sigma-Aldrich

8.22339

Phosphoryl chloride

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

grade

synthesis grade

grade

-

grade

-

grade

synthesis grade

form

powder

form

powder

form

crystals

form

liquid

pH

1 (20 °C, 10 g/L in H2O)

pH

-

pH

-

pH

1.0 (25 °C, 5 g/L in H2O)

autoignition temp.

142 °C

autoignition temp.

-

autoignition temp.

-

autoignition temp.

-

mp

280-284 °C (lit.)

mp

280-284 °C (lit.)

mp

55 °C

mp

1-2 °C

signalword

Danger

supp_hazards

EUH029

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Flam. Sol. 1 - Water-react. 1

Storage Class

4.3 - Hazardous materials which set free flammable gases upon contact with water

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Questions

  1. What is the difference between this item and Phosphorus pentasulfide (232106)?

    1 answer

    1. These products both fall under the chemical abstract service number 1314-80-3 which means chemically they are the same. The only major difference between the two products is that product 821024 has a purity assay range between 27.8-28.8 % while product 232106 has an purity assay range of 98.5-101.5 %. Both products have different testing methods as well which can be viewed via the product specification sheet:

      https://www.sigmaaldrich.com/specification-sheet/SPEC/MDA/CHEM/8.21024/8210242500
      https://www.sigmaaldrich.com/specification-sheets/754/815/232106-BULK_______SIGALD_____.pdf

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