Statements (52)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:chemical_compound
|
| gptkbp:appearance |
dark purple or almost black crystalline solid
|
| gptkbp:CASNumber |
7722-64-7
|
| gptkbp:category |
gptkb:chemical_compound
disinfectant oxidizing agent water treatment chemical potassium compound manganese compound |
| gptkbp:chemicalFormula |
KMnO4
|
| gptkbp:color |
purple
|
| gptkbp:component |
oxygen
manganese potassium |
| gptkbp:decaysTo |
oxygen gas
potassium oxide manganese dioxide |
| gptkbp:density |
2.703 g/cm³
|
| gptkbp:discoveredBy |
Johann Rudolf Glauber
|
| gptkbp:discoveredIn |
1659
|
| gptkbp:EC_number |
231-760-3
|
| gptkbp:GHS_Pictograms |
gptkb:GHS05
GHS03 GHS07 |
| https://www.w3.org/2000/01/rdf-schema#label |
potassium permanganate
|
| gptkbp:inChIKey |
XNFYJSBBZDBWEO-UHFFFAOYSA-N
|
| gptkbp:IUPACName |
potassium manganate(VII)
|
| gptkbp:meltingPoint |
240 °C (decomposes)
|
| gptkbp:molecularWeight |
158.034 g/mol
|
| gptkbp:oxidationStateOfManganese |
+7
|
| gptkbp:pKa |
7.2
|
| gptkbp:PubChem_CID |
516875
CHEBI:48607 |
| gptkbp:relatedTo |
gptkb:potassium_dichromate
potassium nitrate potassium chlorate manganese dioxide permanganic acid sodium permanganate |
| gptkbp:riskFactor |
gptkb:H302_(Harmful_if_swallowed)
H314 (Causes severe skin burns and eye damage) H272 (May intensify fire; oxidizer) |
| gptkbp:solubility |
6.38 g/100 mL (20 °C)
|
| gptkbp:storage |
store away from combustible materials
|
| gptkbp:UNNumber |
1490
|
| gptkbp:uses |
water treatment
disinfectant organic synthesis oxidizing agent medicine (antiseptic) |
| gptkbp:bfsParent |
gptkb:IUPAC_nomenclature
|
| gptkbp:bfsLayer |
6
|