CymitQuimica logo

CAS 1313-13-9

:

Manganese oxide (MnO2)

Description:
Manganese oxide (MnO2) is a black or brown solid that occurs naturally as the mineral pyrolusite, which is the primary ore of manganese. It is an inorganic compound characterized by its high oxidation state of manganese, where manganese is in the +4 oxidation state. MnO2 is insoluble in water but can dissolve in acids, forming manganese salts. This compound exhibits paramagnetic properties due to the presence of unpaired electrons in its d-orbitals. It is commonly used as a catalyst in various chemical reactions, including the decomposition of hydrogen peroxide, and as a pigment in ceramics and glass. Additionally, MnO2 plays a significant role in batteries, particularly in alkaline batteries, where it acts as a depolarizer. The substance is also utilized in the production of other manganese compounds and in wastewater treatment processes. Safety considerations include its potential to cause respiratory irritation upon inhalation and skin irritation upon contact, necessitating appropriate handling measures.
Formula:MnO2
InChI:InChI=1S/Mn.2O
InChI key:InChIKey=NUJOXMJBOLGQSY-UHFFFAOYSA-N
SMILES:[Mn](=O)=O
Synonyms:
  • Activated Manganese Dioxide
  • Battery manganese
  • Cellmax CMD 1
  • Cellmax CMD-U
  • Cmd 100
  • Dioxido De Manganeso, Mineral Del Capitulo 26
  • Dioxyde de manganese
  • Dioxyde de manganese, minerai du Chapitre 26
  • Dk 420
  • EMD
  • See more synonyms
Sort by

Purity (%)
0
100
|
0
|
50
|
90
|
95
|
100
Found 15 products.
  • Manganese(IV) Oxide

    Controlled Product
    CAS:
    Formula:MnO2
    Purity:>90.0%
    Color and Shape:Black powder to crystal
    Molecular weight:86.94

    Ref: 3B-M3448

    100g
    33.00€
    500g
    95.00€
  • Manganese(IV) oxide, 99.9% (metals basis)

    Controlled Product
    CAS:
    It is used as an oxidizing agent in organic synthesis such as oxidation of allylic/benzylic alcohols, as a textile dye, as a reducing agent, and as a component of dry cell batteries such as zinc-carbon battery and alkaline battery. It is also used in making pigments for glasses and ceramics, and dr
    Formula:MnO2
    Purity:99.9%
    Molecular weight:86.94

    Ref: 02-042250

    250g
    117.00€
    1kg
    323.00€
  • Manganese(IV) oxide, Puratronic™, 99.996% (metals basis)

    Controlled Product
    CAS:
    It is used as an oxidizing agent in organic synthesis such as oxidation of allylic/benzylic alcohols, as a textile dye, as a reducing agent, and as a component of dry cell batteries such as zinc-carbon battery and alkaline battery. It is also used in making pigments for glasses and ceramics, and dr
    Formula:MnO2
    Purity:99.996%
    Color and Shape:Black, Powder
    Molecular weight:86.94

    Ref: 02-010805

    5g
    75.00€
    25g
    259.00€
    100g
    800.00€
  • Manganese(IV) oxide, activated, tech., Mn 58% min

    Controlled Product
    CAS:
    As an oxidizing agent, source of metallic manganese, decolorizing glass, painting porcelain, as an analytical reagentManganese(IV) oxide is used as an oxidizing agent in organic synthesis such as oxidation of allylic/benzylic alcohols, as a textile dye, as a reducing agent, and as a component of dry
    Formula:MnO2
    Molecular weight:86.94

    Ref: 02-014340

    10g
    27.00€
    100g
    36.00€
    500g
    108.00€
  • Manganese(IV) oxide activated, tech. 90%

    Controlled Product
    CAS:
    Manganese(IV) oxide is suitable for use in batteries. It is widely used for the selective oxidation of allylic and benzylic alcohols to aldehydes or ketones, as a co-oxidant in combination with 1,4-benzoquinone and in the allylic oxidation of olefins catalyzed by Palladium(II)­ acetate. It acts a re
    Formula:MnO2
    Purity:90%
    Color and Shape:Dark brown to Black, Powder
    Molecular weight:86.94

    Ref: 02-L13253

    10g
    28.00€
    100g
    35.00€
    500g
    77.00€
  • Manganese(IV) oxide, 97%

    Controlled Product
    CAS:
    Manganese(IV) oxide is used as a pigment and as a reagent inorganic synthesis especially for the oxidation of allylic alcohols. It is also used for dry -cell batteries such as the alkaline battery and the zinc-carbon battery. It is involved in the preparation of other manganese compounds. It is a p
    Formula:MnO2
    Purity:97%
    Color and Shape:Grey to dark grey to black, Powder
    Molecular weight:86.94

    Ref: 02-A10765

    500g
    86.00€
    2500g
    213.00€
    10kg
    771.00€
  • Manganese(IV) oxide (99.995%-Mn) PURATREM

    Controlled Product
    CAS:

    Manganese(IV) oxide (99.995%-Mn) PURATREM

    Formula:MnO2
    Purity:(99.995%-Mn)
    Color and Shape:black pwdr.
    Molecular weight:86.94

    Ref: 08-25-1380

    10g
    86.00€
    50g
    326.00€
  • Manganese(IV) oxide, activated

    Controlled Product
    CAS:

    Manganese(IV) oxide, activated

    Formula:MnO2
    Color and Shape:brown to black pwdr.
    Molecular weight:86.94

    Ref: 08-25-1360

    50g
    52.00€
    250g
    145.00€
  • Manganese dioxide

    Controlled Product
    CAS:
    Formula:MnO2
    Purity:93%
    Color and Shape:Solid
    Molecular weight:86.9368

    Ref: IN-DA000VW1

    20kg
    To inquire
    100kg
    To inquire
    25000g
    To inquire
    25g
    20.00€
    100g
    20.00€
    250g
    20.00€
    200g
    27.00€
    500g
    28.00€
    1000g
    31.00€
    1kg
    43.00€
    5000g
    86.00€
    10000g
    114.00€
    5kg
    125.00€
    10kg
    196.00€
    25kg
    348.00€
  • Manganese(IV) oxide activated

    Controlled Product
    CAS:
    Manganese(IV) oxide activated
    Formula:·2O·Mn
    Purity:≥95%
    Color and Shape:Black Solid-Powder
    Molecular weight:86.93684

    Ref: 54-IN2534

    ne
    To inquire
  • Manganese(IV) oxide, 99.9%

    Controlled Product
    CAS:
    Formula:MnO2
    Purity:≥ 99.9%
    Color and Shape:Grey to black powder or crystals
    Molecular weight:86.94

    Ref: 7W-GK4401

    25g
    44.00€
    100g
    109.00€
  • Manganese(IV) oxide

    Controlled Product
    CAS:
    Formula:MnO2
    Purity:90.0%
    Color and Shape:Solid, Crystalline Powder or Granules or Powder
    Molecular weight:86.936

    Ref: 10-F094454

    100g
    24.00€
    500g
    28.00€
    1kg
    50.00€
  • Manganese(IV) Oxide

    Controlled Product
    CAS:

    Applications Manganese(IV) Oxide is used in dry-cell batteries such as alkaline battery and the zinc-carbon battery. It is also used in the oxidation of allylic alcohols.
    References Julian, H., et al.: Environ. Sci. Technol., 37, 3332 (2003).

    Formula:MnO2
    Color and Shape:Neat
    Molecular weight:86.94

    Ref: TR-M164310

    25g
    179.00€
    100g
    204.00€
    250g
    346.00€
  • Manganese (IV) Oxide pure, 80%

    Controlled Product
    CAS:
    Formula:MnO2
    Purity:min. 80%
    Color and Shape:Black, Powder
    Molecular weight:86.94

    Ref: SR-38593

    500g
    26.00€
    5kg
    43.00€
  • Manganese (IV) oxide - min90%

    Controlled Product
    CAS:

    Manganese (IV) oxide is a reactive metal that is used in the production of sulfuric acid, fertilizers, and other chemicals. It has been found to have antioxidant effects and can be used for the treatment of oxidative injury. Manganese (IV) oxide has also been shown to have a protective effect on cells against radiation by inhibiting lipid peroxidation and protecting cell membranes from damage. Manganese (IV) oxide nanoparticles are used as a model system for studying brain function, due to their ability to penetrate the blood-brain barrier. Manganese oxides are also used in wastewater treatment, because they react with nitrogen compounds and produce ammonia gas which can be removed by a scrubber.

    Formula:MnO2
    Purity:Min. 95%
    Molecular weight:86.94 g/mol

    Ref: 3D-FM167300

    2kg
    Discontinued
    Discontinued product