Lithium permanganate

Lithium permanganate is an inorganic compound with the chemical formula LiMnO₄. It can be produced by the reaction of lithium sulfate and barium permanganate, and the trihydrate LiMnO₄·3H₂O can be crystallized from the solution. It decomposes violently at 199 °C:^[2]

2 LiMnO₄ → Li₂O + 2MnO₂ + ³/₂ O₂↑

lithium permanganate

Identifiers
CAS Number	13453-79-7 Y
3D model (JSmol)	Interactive image
ChemSpider	11195420
PubChem CID	23709765
CompTox Dashboard (EPA)	DTXSID10635766
InChI InChI=1S/Li.Mn.4O/q+1;;;;;-1 Key: MOAIUDFKHZGSPK-UHFFFAOYSA-N
SMILES [Li+].O=[Mn](=O)(=O)[O-]
Properties
Chemical formula	LiMnO4
Molar mass	125.87 g·mol−1
Appearance	purple[1]
Solubility in water	soluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

However, later research found that the thermal decomposition products of lithium permanganate are more complex, with products such as Li₂MnO₃ and LiMn₂O₄ being generated.^[3]