Tricopper diarsorate

As2Cu3O8

tricopper diarsorate

CAS7778-41-8

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Identification

CAS Number
7778-41-8
EC Number
233-286-2
UN Number
1557
Index Number
033-005-00-1
PubChem CID
26065

Physical-chemical properties

Molecular Formula
As2Cu3O8
Molar Mass
468.48 g/mol
IUPAC Name
tricopper diarsorate

Chemical Identifiers

InChI
InChI=1S/2AsH3O4.3Cu/c2*2-1(3,4)5;;;/h2*(H3,2,3,4,5);;;/q;;3*+2/p-6
InChI Key
RKYSWCFUYJGIQA-UHFFFAOYSA-H

Overview

Tricopper diarsorate (CAS 7778-41-8) is an inorganic copper-arsenic compound with distinct crystalline properties and specialized industrial applications. This copper arsenate compound, with the molecular formula As2Cu3O8 and molecular weight of 468.48 g/mol, represents an important class of metal arsenate materials used in various technical applications. Also known by its EC number 233-286-2, tricopper diarsorate exhibits characteristic properties that make it valuable for specific industrial processes requiring precise chemical composition and stability. The compound's structure incorporates three copper atoms coordinated with two arsenic atoms in an oxide framework, creating a stable crystalline matrix. While classified under ADR transport class 6.1, indicating its toxic properties require careful handling protocols, tricopper diarsorate can be safely managed with appropriate industrial safety measures and protective equipment. Its chemical stability and specific reactive properties distinguish it from related compounds in similar applications. Primary industrial applications include specialized catalyst systems, where its unique copper-arsenic composition provides selective catalytic properties, and in certain metallurgical processes requiring precise metal ratios. The compound also finds use in specialized glass and ceramic formulations where its specific chemical properties contribute to desired material characteristics. These applications often involve processes similar to those utilizing other aromatic compounds like 4-nitroaniline or 4-nitrophenol, though with distinctly different chemical mechanisms. The material's technical specifications and handling requirements make it suitable for research institutions, specialized manufacturers, and industrial facilities with appropriate chemical handling capabilities. Storage and transport procedures follow established protocols for toxic inorganic compounds, ensuring safe delivery and use. OYSI maintains reliable supply chains for tricopper diarsorate, supporting European industrial customers with consistent quality and technical documentation for their specialized chemical requirements.

Safety & Classification

No Hazard Classification

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

Transport (ADR)

UN Number1557
ADR Class6.1
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameKupfer(II)-arsenat
Marine PollutantNo

Frequently Asked Questions

What is tricopper diarsorate?

Tricopper diarsorate is an inorganic compound with the chemical formula As2Cu3O8 and CAS number 7778-41-8. This arsenate compound consists of copper and arsenic in an oxidized form, with a molecular weight of 468.48 g/mol. It belongs to the family of metal arsenates and contains both copper and arsenic elements in its crystalline structure, making it a specialized chemical compound used in specific industrial applications.

What are the physicochemical properties of tricopper diarsorate?

Tricopper diarsorate is a solid inorganic compound that typically appears as a crystalline powder. As an arsenate compound containing copper, it generally exhibits limited solubility in water but may dissolve in acidic solutions. The compound has a molecular weight of 468.48 g/mol and maintains stability under normal atmospheric conditions. Its physical appearance and exact solubility characteristics depend on the specific crystalline form and preparation method used during synthesis.

What is tricopper diarsorate used for?

Tricopper diarsorate is primarily used in specialized industrial applications where both copper and arsenic properties are required. The compound finds applications in certain chemical synthesis processes, potentially as a catalyst or intermediate. Due to its unique composition containing both copper and arsenate components, it may be utilized in specific metallurgical processes or as a specialized reagent in research and development applications within controlled industrial environments.

How to handle tricopper diarsorate safely?

Tricopper diarsorate should be handled with appropriate personal protective equipment including gloves, safety goggles, and respiratory protection in well-ventilated areas. Due to its arsenic content, avoid inhalation, ingestion, and skin contact. Work in a controlled environment with adequate ventilation systems and ensure proper hygiene practices. Always wash hands thoroughly after handling and avoid eating, drinking, or smoking in work areas where this compound is present.

How to store tricopper diarsorate correctly?

Tricopper diarsorate should be stored in a cool, dry, well-ventilated area away from incompatible materials. Keep containers tightly sealed and properly labeled in a secure location with restricted access. Store away from strong acids, bases, and reducing agents. Ensure storage areas have appropriate containment measures and are equipped with emergency response materials. Maintain storage temperatures within recommended ranges and protect from moisture and direct sunlight.

What to do in case of contact with tricopper diarsorate?

Tricopper diarsorate contact requires immediate action: for skin contact, remove contaminated clothing and wash affected area thoroughly with soap and water. In case of eye contact, rinse immediately with plenty of clean water for at least 15 minutes and seek medical attention. If inhaled, move to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical attention. Always consult a physician and provide the safety data sheet.

How to dispose of tricopper diarsorate properly?

Tricopper diarsorate disposal must comply with local, national, and international hazardous waste regulations due to its arsenic content. The compound should be treated as hazardous waste and disposed of through licensed hazardous waste disposal facilities. Never dispose of in regular waste streams, sewers, or the environment. Contact certified waste management companies for proper collection, treatment, and disposal according to applicable environmental protection laws and regulations.

How to transport tricopper diarsorate?

Tricopper diarsorate is classified under ADR Class 6.1 (toxic substances), Packing Group II, requiring specific transport regulations compliance. The compound must be packaged in appropriate UN-specification containers with proper labeling and documentation. Transportation requires trained personnel familiar with dangerous goods regulations. Vehicles must carry appropriate emergency equipment and documentation, and shipments must follow designated routes and time restrictions as specified by dangerous goods transport regulations.

Is tricopper diarsorate subject to specific regulations?

Tricopper diarsorate is subject to various chemical regulations including REACH registration requirements in the European Union and CLP classification obligations. The compound is not currently listed as a Substance of Very High Concern (SVHC), but its arsenic content may trigger specific reporting and handling requirements. Users must comply with occupational safety regulations, environmental protection laws, and chemical inventory reporting requirements in their respective jurisdictions.

Where to buy tricopper diarsorate in Europe?

Tricopper diarsorate is available through OYSI, a specialized European distributor of technical chemicals. As a professional chemical supplier, OYSI can provide this specialized compound to qualified industrial customers with appropriate handling capabilities and regulatory compliance. Contact OYSI directly for availability, technical specifications, and procurement requirements. Ensure your organization meets all regulatory requirements for purchasing and handling this chemical compound before placing orders.

Data Sources

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