Magnesium peroxide

MgO2

magnesium peroxide

CAS14452-57-4

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Identification

CAS Number
14452-57-4
EC Number
238-438-1
UN Number
1476
PubChem CID
61745

Physical-chemical properties

Molecular Formula
MgO2
Molar Mass
56.30 g/mol
IUPAC Name
magnesium peroxide

Chemical Identifiers

InChI
InChI=1S/Mg.O2/c;1-2/q+2;-2
InChI Key
SPAGIJMPHSUYSE-UHFFFAOYSA-N

Overview

Magnesium peroxide (CAS 14452-57-4) is an inorganic oxidizing compound with strong oxygen-releasing properties and high thermal stability. This white crystalline powder represents one of the most stable alkaline earth metal peroxides available for industrial applications. With its molecular formula MgO2 and molar mass of 56.304 g/mol, magnesium peroxide serves as a controlled oxygen source in various chemical processes. Unlike more reactive oxidizing agents such as magnesium diperchlorate, this compound offers excellent storage stability while maintaining its oxidizing capabilities over extended periods. The compound's classification under ADR Class 5.1 identifies it as an oxidizing substance, though it demonstrates relatively mild reactivity compared to other peroxides. Upon decomposition, magnesium peroxide releases nascent oxygen, making it particularly valuable in applications requiring controlled oxygen generation. Its alkaline nature and moderate solubility in water contribute to its effectiveness in specific industrial processes. Key applications include its use as an oxygen source in environmental remediation, particularly in soil and groundwater treatment where controlled oxygen release enhances bioremediation processes. The compound also finds application in specialty chemical synthesis as a mild oxidizing agent and in certain agricultural formulations where gradual oxygen release benefits plant root systems. Additionally, magnesium peroxide serves in waste treatment applications, where its oxidizing properties help break down organic contaminants. The thermal stability of magnesium peroxide makes it suitable for applications requiring storage at elevated temperatures, distinguishing it from less stable peroxide compounds. Its handling characteristics and relatively benign safety profile contribute to its growing adoption across various industrial sectors. OYSI maintains reliable supply chains for magnesium peroxide to serve European industrial customers requiring consistent quality and technical support.

Safety & Classification

No Hazard Classification

This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.

Transport (ADR)

UN Number1476
ADR Class5.1
Packing GroupII
Tunnel CodeE
Proper Shipping NameMagnesiumperoxid
Marine PollutantNo

Frequently Asked Questions

What is magnesium peroxide?

Magnesium peroxide is an inorganic chemical compound with the molecular formula MgO2 and CAS number 14452-57-4. It has a molecular weight of 56.304 g/mol and serves as an oxidizing agent in various industrial applications. This white crystalline powder is classified as a peroxide compound containing magnesium and oxygen atoms in a specific chemical arrangement that gives it its oxidizing properties.

What are the physicochemical properties of magnesium peroxide?

Magnesium peroxide is typically a white to off-white crystalline powder that is odorless under normal conditions. It exhibits moderate solubility in water, where it slowly decomposes to release oxygen gas and form magnesium hydroxide. The compound is stable under dry conditions but becomes reactive in the presence of moisture, organic materials, or reducing agents due to its oxidizing nature.

What is magnesium peroxide used for?

Magnesium peroxide is primarily used as an oxidizing agent in various industrial applications including water treatment, soil remediation, and as a source of oxygen in controlled-release systems. It serves in environmental applications for groundwater treatment and bioremediation processes. Additionally, it finds use in agriculture for soil conditioning and in some specialized chemical synthesis processes where controlled oxygen release is required.

How to handle magnesium peroxide safely?

Magnesium peroxide requires careful handling due to its oxidizing properties. Wear appropriate personal protective equipment including safety goggles, protective gloves, and dust masks to prevent inhalation. Avoid contact with combustible materials, reducing agents, and sources of heat or ignition. Work in well-ventilated areas and use non-sparking tools. Keep the material dry and avoid creating dust clouds during handling operations.

How to store magnesium peroxide correctly?

Magnesium peroxide should be stored in a cool, dry, well-ventilated area away from heat sources and direct sunlight. Keep containers tightly sealed to prevent moisture absorption. Store separately from combustible materials, reducing agents, acids, and organic compounds. Use appropriate storage containers that are compatible with oxidizing agents. Maintain storage temperatures below 25°C and ensure adequate fire protection measures are in place.

What to do in case of contact with magnesium peroxide?

Magnesium peroxide contact requires immediate response measures. For skin contact, remove contaminated clothing and rinse affected area thoroughly with plenty of water for at least 15 minutes. In case of eye contact, flush immediately with clean water for 15-20 minutes and seek medical attention. If inhaled, move the person to fresh air immediately. For ingestion, rinse mouth with water and seek immediate medical advice without inducing vomiting.

How to dispose of magnesium peroxide appropriately?

Magnesium peroxide disposal must comply with local and national waste regulations as it is classified as an oxidizing substance. Contact licensed waste disposal companies experienced in handling oxidizing chemicals. Small quantities may be neutralized by slow addition to large amounts of water under controlled conditions, but this should only be done by trained personnel. Never dispose of in regular waste or pour down drains.

How to transport magnesium peroxide?

Magnesium peroxide is classified under ADR Class 5.1 (Oxidizing substances) Packing Group II, requiring specific transport protocols. Use appropriate UN-approved packaging designed for oxidizing materials. Vehicles must carry proper placarding and documentation. Drivers need ADR certification for dangerous goods transport. Packages must be properly labeled, secured against movement, and kept away from heat sources and incompatible materials during transit.

Is magnesium peroxide subject to particular regulations?

Magnesium peroxide is subject to various chemical safety regulations including REACH registration requirements in Europe and CLP classification for hazard communication. It is not listed as a Substance of Very High Concern (SVHC). Transport is regulated under ADR/RID dangerous goods regulations. Users must comply with occupational safety standards and may need to maintain safety data sheets and conduct risk assessments depending on usage quantities and applications.

Where to buy magnesium peroxide in Europe?

Magnesium peroxide is available through OYSI, a specialized European distributor of technical chemicals. As an established chemical supplier, OYSI can provide magnesium peroxide with appropriate documentation, safety data sheets, and regulatory compliance support. Contact OYSI directly to discuss your specific requirements, quantities needed, and delivery options across European markets. Professional technical support is available to ensure proper handling and application guidance.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.