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463701

Sigma-Aldrich

Manganese(III) oxide

99.9% trace metals basis

Synonym(s):

Manganese sesquioxide

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About This Item

Linear Formula:
Mn2O3
CAS Number:
1317-34-6
Molecular Weight:
157.87
EC Number:
215-264-4
MDL number:
MFCD00016217
UNSPSC Code:
12352300
PubChem Substance ID:
24870088
NACRES:
NA.23

Quality Level

100

Assay

99.9% trace metals basis

form

solid

density

4.5 g/mL at 25 °C (lit.)

application(s)

battery manufacturing

SMILES string

O=[Mn]O[Mn]=O

InChI

1S/2Mn.3O

InChI key

GEYXPJBPASPPLI-UHFFFAOYSA-N

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Application

Manganese(III) oxide (Mn2O3) can be used for a variety of potential applications such as supercapacitors, fuel cells, zinc ion batteries, and lithium oxygen batteries.
Precursor to LiMn2O4. A useful battery cathode.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315 - H319 - H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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One-dimensional RuO2/Mn2O3 hollow architectures as efficient bifunctional catalysts for lithium-oxygen batteries
Yoon KR, et al.
Nano Letters, 16(3), 2076-2083 (2016)
Facile coating of manganese oxide on tin oxide nanowires with high-performance capacitive behavior
Yan J, et al.
ACS Nano, 4(7), 4247-4255 (2010)
Alcohol oxidation on nanocrystalline oxide Pd/C promoted electrocatalysts
Shen PK and Xu C
Electrochemical Communications, 8(1), 184-188 (2006)
Manganese sesquioxide as cathode material for multivalent zinc ion battery with high capacity and long cycle life
Jiang B, et al.
Electrochimica Acta, 229(1), 422-428 (2017)

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