Strontium oxoarsinite

As2O4Sr

strontium oxoarsinite

CAS91724-16-2

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Identification

CAS Number
91724-16-2
UN Number
1691
Index Number
033-002-00-5
PubChem CID
167445

Physical-chemical properties

Molecular Formula
As2O4Sr
Molar Mass
301.46 g/mol
IUPAC Name
strontium oxoarsinite

Chemical Identifiers

InChI
InChI=1S/2AsHO2.Sr/c2*2-1-3;/h2*(H,2,3);/q;;+2/p-2
InChI Key
APFTYZSAOLWHTM-UHFFFAOYSA-L

Overview

Strontium oxoarsinite (CAS 91724-16-2) is an inorganic arsenate compound with distinctive chemical properties containing strontium and arsenic oxides. This specialized chemical compound, with the molecular formula As2O4Sr and a molecular weight of 301.46 g/mol, represents an important class of metal arsenate materials used in various industrial applications. Strontium oxoarsinite combines the unique properties of strontium compounds with arsenate functionality, making it valuable for specific technical processes where both elements' characteristics are required. As an arsenate compound, strontium oxoarsinite requires careful handling due to the presence of arsenic, which necessitates appropriate safety protocols during storage, handling, and application. The compound is classified under ADR Class 6.1, indicating its toxic nature and the need for specialized transportation requirements. Unlike simpler aromatic compounds such as 4-nitroaniline or 4-nitrophenol, strontium oxoarsinite presents unique handling challenges due to its inorganic nature and metal content. The primary industrial applications of strontium oxoarsinite include use as a specialized catalyst in certain chemical processes, as an intermediate in the synthesis of other strontium-containing compounds, and in specific materials science applications where the combination of strontium and arsenate properties is essential. Its unique chemical structure makes it particularly useful in applications requiring controlled release of strontium ions or specific arsenate functionalities. In research and development contexts, this compound serves as a valuable reagent for studying metal-arsenate interactions and developing new materials with tailored properties. The compound's stability and specific chemical behavior make it suitable for applications in specialized glass formulations and ceramic materials. OYSI maintains availability of strontium oxoarsinite for qualified industrial customers requiring this specialized chemical compound.

Safety & Classification

No Hazard Classification

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

Transport (ADR)

UN Number1691
ADR Class6.1
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameStrontiumarsenit
Marine PollutantNo

Frequently Asked Questions

What is strontium oxoarsinite?

Strontium oxoarsinite is an inorganic chemical compound with the molecular formula As2O4Sr and CAS number 91724-16-2. This compound contains strontium, arsenic, and oxygen atoms, with a molecular weight of 301.46 g/mol. It belongs to the class of arsenite compounds, which are derivatives of arsenic oxide. Due to its arsenic content, it requires careful handling and is classified as a toxic substance for transportation purposes under ADR regulations as Class 6.1, Group II.

What are the physicochemical properties of strontium oxoarsinite?

Strontium oxoarsinite is an inorganic solid compound with the molecular formula As2O4Sr and a molecular weight of 301.46 g/mol. As an arsenite compound containing strontium, it typically appears as a crystalline solid at room temperature. Like most inorganic salts containing arsenic, it likely has limited solubility in water. The compound's stability and reactivity are influenced by the presence of both strontium and arsenic components, requiring appropriate storage conditions to maintain its integrity.

What is strontium oxoarsinite used for?

Strontium oxoarsinite serves primarily as a specialized chemical reagent in research and analytical applications due to its unique combination of strontium and arsenic components. Its applications are typically limited to laboratory settings where specific chemical properties of both elements are required. Given its toxic classification and specialized nature, it is not used in consumer products or general industrial processes, but rather in controlled environments for specific chemical synthesis or analytical procedures requiring both strontium and arsenic compounds.

How to handle strontium oxoarsinite safely?

Strontium oxoarsinite requires careful handling due to its toxic classification (ADR Class 6.1, Group II). Always wear appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work in well-ventilated areas or under fume hoods to prevent inhalation exposure. Avoid direct skin contact and ingestion. Use proper laboratory techniques including secondary containment and spill control measures. Ensure personnel are trained in handling toxic substances and emergency procedures before working with this compound.

How to store strontium oxoarsinite correctly?

Strontium oxoarsinite should be stored in a cool, dry, well-ventilated area away from incompatible materials. Keep containers tightly closed and properly labeled with hazard information. Store in a designated area for toxic substances with restricted access and appropriate warning signs. Avoid exposure to moisture, extreme temperatures, and direct sunlight. Maintain an inventory system and regularly inspect containers for integrity. Ensure storage areas comply with local regulations for toxic substances and have appropriate spill containment measures in place.

What to do in case of contact with strontium oxoarsinite?

In case of skin contact with strontium oxoarsinite, immediately remove contaminated clothing and wash the affected area thoroughly with soap and water for at least 15 minutes. If eye contact occurs, flush eyes with clean water for at least 15 minutes and seek immediate medical attention. In case of inhalation, move the person to fresh air and seek medical attention if symptoms develop. If ingested, do not induce vomiting and seek immediate medical attention. Always inform medical personnel about the specific substance involved.

How to dispose of strontium oxoarsinite appropriately?

Strontium oxoarsinite must be disposed of as hazardous waste due to its toxic properties and arsenic content. Contact licensed hazardous waste disposal companies that are authorized to handle toxic inorganic compounds. Never dispose of this substance through regular waste streams or pour down drains. Package waste materials in appropriate containers with proper labeling and documentation. Comply with local, national, and European regulations regarding hazardous waste disposal. Maintain disposal records and certificates for regulatory compliance and traceability purposes.

How to transport strontium oxoarsinite?

Strontium oxoarsinite is classified under ADR regulations as Class 6.1 (Toxic substances), Packing Group II, indicating moderate toxicity. Transportation requires compliance with dangerous goods regulations including proper packaging, labeling, and documentation. Use UN-approved packaging suitable for toxic solids and ensure packages are properly marked with hazard labels and shipping information. Drivers must have appropriate dangerous goods training and vehicles must carry required safety equipment. Consult current ADR regulations for specific packaging and transport requirements.

Is strontium oxoarsinite subject to particular regulations?

Strontium oxoarsinite is subject to various chemical regulations due to its toxic nature and arsenic content. Under REACH regulation, it requires registration for import or manufacture in quantities above one tonne per year. It is not currently listed as a Substance of Very High Concern (SVHC). The compound must comply with CLP regulation for classification and labeling. Additional restrictions may apply due to its arsenic content under national regulations. Users must ensure compliance with occupational health and safety regulations and environmental protection laws.

Where to buy strontium oxoarsinite in Europe?

Strontium oxoarsinite is available through OYSI, a specialized European distributor of technical chemicals and laboratory reagents. As a professional chemical distributor, OYSI can provide this compound with appropriate documentation, safety data sheets, and regulatory compliance information. Due to its toxic classification and specialized nature, purchase is typically restricted to qualified laboratories, research institutions, and industrial users with appropriate handling capabilities and permits. Contact OYSI directly for availability, specifications, and purchasing requirements for this specialized chemical compound.

Data Sources

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