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8.21024

Sigma-Aldrich

di-Phosphorus pentasulfide

for synthesis

Synonym(s):

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

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100 G
$52.90
1 KG
$107.00
2.5 KG
$231.00

$52.90

Estimated to ship onApril 12, 2025

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100 G
$52.90
1 KG
$107.00
2.5 KG
$231.00

About This Item

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

$52.90

Estimated to ship onApril 12, 2025

Request a Bulk Order

Quality Level

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%

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

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Analysis Note

Assay P: 27.8 - 28.8 %

signalword

Danger

Hazard Classifications

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

supp_hazards

EUH029

Storage Class

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

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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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