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307750 Sigma-Aldrich

Potassium disulfate

ReagentPlus®, 99%

Synonym: Potassium pyrosulfate

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Properties

Related Categories Chemical Synthesis, Inorganic Salts, Potassium, Synthetic Reagents
Quality Level   100
product line   ReagentPlus®
assay   99%
density   2.28 g/mL at 25 °C (lit.)
SMILES string   [K+].[K+].[O-]S(=O)(=O)OS([O-])(=O)=O
InChI   1S/2K.H2O7S2/c;;1-8(2,3)7-9(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2
InChI key   KAQHZJVQFBJKCK-UHFFFAOYSA-L

Description

Application

Potassium disulfate (K2S2O7) can be used:
•  As a salt catalyst for the conversion of hemicellulose into reducing sugars such as xylose and galactose by mechanocatalysis .
•  In the preparation of diacylbenzenes via Pd-catalyzed decarboxylative acylation of aromatic ketones with oxocarboxylic acids.
•  As an oxidant for the preparation of monosubstituted triazoles from aryl azides and propargyl alcohol using Ag2O as a catalyst.

Packaging

25, 500 g in poly bottle

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 2923 6.1(8) / PGI
WGK Germany 
WGK 3

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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