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Potassium Permanganate

Other Names:

Potassium manganate(VII)

General Information:


CAS Number: 7722-64-7

Molecular Weight: 158.03 g/mol

Appearance: Purple/grey crystals

Chemical Formula: KMnO4

Common Uses:

Reagent for the oxidation of alkylbenzenes to carboxylic acids

Procedure excerpt:

To a solution of the SM (50 g, 159. 2 mmol) in pyridine (300 mL) and H2O (300 mL) was added KMnO4 (100 g, 637.2 mmol) portionwise. The reaction mixture was . . .

[full procedure]


Potassium permanganate (KMnO4) is a strong oxidizer.


1) Patent Reference: WO2015051043, page 114, (9.7 MB)

2) Wikipedia: Potassium permanganate (link)

3) Potassium permanganate (link)