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Potassium disulfate (CAS 7790-62-7)

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Alternate Names:
Potassium pyrosulfate
CAS Number:
7790-62-7
Molecular Weight:
254.32
Molecular Formula:
K2S2O7
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Potassium disulfate is a highly versatile inorganic compound employed in various scientific applications, including analytical chemistry, biochemistry, and food science. This odorless, white crystalline solid exhibits excellent solubility in water, rendering it an ideal candidate for laboratory experiments. In scientific investigations, Potassium disulfate finds extensive use as an analytical reagent, an organic synthesis catalyst, and a food preservative. Moreover, it plays a role in biochemistry, acting as a co-substrate in enzyme-catalyzed reactions and serving as a substrate for protein synthesis. Potassium disulfate exhibits potent oxidizing properties, effectively oxidizing a wide array of organic and inorganic compounds. Its catalytic ability encompasses various reactions, such as the oxidation of alcohols and the formation of sulfonates. Additionally, it catalyzes the formation of significant chemical bonds, including carbon-carbon and carbon-nitrogen bonds, as well as the creation of nitro compounds.


Potassium disulfate (CAS 7790-62-7) References

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  13. Complex formation in pyrosulfate melts. 1. Potentiometric, cryoscopic, and spectrophotometric investigations of the systems potassium disulfate-potassium sulfate and potassium disulfate-potassium sulfate-vanadium pentoxide in the temperature range 410-450.degree.C  |  Niels Holger Hansen, Rasmus Fehrmann, and Niels J. Bjerrum. 1982,. Inorg. Chem. 21, 2,: 744–752.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Potassium disulfate, 25 g

sc-250750
25 g
$61.00