Arsorous acid;iron(3+);oxygen(2-);pentahydrate

AsFeH13O9+

arsorous acid;iron(3+);oxygen(2-);pentahydrate

CAS63989-69-5

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Identification

CAS Number
63989-69-5
UN Number
1607
Index Number
033-002-00-5
PubChem CID
62222

Physical-chemical properties

Molecular Formula
AsFeH13O9+
Molar Mass
287.86 g/mol
IUPAC Name
arsorous acid;iron(3+);oxygen(2-);pentahydrate

Chemical Identifiers

InChI
InChI=1S/AsH3O3.Fe.5H2O.O/c2-1(3)4;;;;;;;/h2-4H;;5*1H2;/q;+3;;;;;;-2
InChI Key
FBOFDHMZEDHPPP-UHFFFAOYSA-N

Overview

Arsorous acid;iron(3+);oxygen(2-);pentahydrate (CAS 63989-69-5) is an iron-arsenic coordination compound with distinctive hydrated crystalline structure and specialized industrial applications. This complex inorganic compound represents a unique combination of arsenic acid derivatives with ferric iron ions, stabilized in a pentahydrate crystalline form. With a molecular formula of AsFeH13O9+ and molecular weight of 287.86 g/mol, this substance exhibits the characteristic properties of both iron(III) complexes and arsenous acid compounds. The pentahydrate structure indicates five water molecules are incorporated into the crystal lattice, contributing to the compound's stability and handling characteristics. From a safety perspective, this material is classified under ADR transport class 6.1, indicating its toxic properties require careful handling and specialized storage conditions. While specific GHS classifications are not established, the presence of arsenic components necessitates appropriate personal protective equipment and controlled exposure protocols. Professional handling procedures should account for both the iron complex nature and potential arsenic-related hazards. Industrial applications primarily focus on specialized chemical synthesis and research applications where iron-arsenic coordination compounds serve specific catalytic or analytical functions. The compound finds use in advanced materials research and specialized metallurgical processes. Unlike simpler aromatic compounds such as 4-nitroaniline or 4-nitrophenol, this complex inorganic material requires more sophisticated handling and application techniques due to its unique coordination structure. The pentahydrate form ensures reasonable stability under standard storage conditions while maintaining the active coordination complex structure essential for its intended applications. OYSI maintains reliable supply chains for this specialized chemical compound, supporting European industrial and research requirements with appropriate documentation and safety protocols.

Safety & Classification

No Hazard Classification

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

Transport (ADR)

UN Number1607
ADR Class6.1
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameEisen(III)arsenit
Marine PollutantNo

Frequently Asked Questions

What is arsorous acid;iron(3+);oxygen(2-);pentahydrate?

Arsorous acid;iron(3+);oxygen(2-);pentahydrate is an inorganic chemical compound with the molecular formula AsFeH13O9+ and CAS number 63989-69-5. This substance is a hydrated iron-arsenic complex containing pentahydrate water molecules. With a molecular weight of 287.86 g/mol, it represents a specific coordination compound combining arsorous acid, iron(3+) ions, and oxide ions in a crystalline structure stabilized by five water molecules.

What are the physicochemical properties of arsorous acid;iron(3+);oxygen(2-);pentahydrate?

Arsorous acid;iron(3+);oxygen(2-);pentahydrate is a solid crystalline compound at room temperature with a molecular weight of 287.86 g/mol. As a hydrated iron-arsenic complex, it likely exhibits characteristic coloration typical of iron(III) compounds. The pentahydrate structure indicates the presence of five water molecules per formula unit, which influences its stability and solubility properties. Specific physical properties such as melting point and exact solubility data require detailed characterization studies.

What is arsorous acid;iron(3+);oxygen(2-);pentahydrate used for?

Arsorous acid;iron(3+);oxygen(2-);pentahydrate is primarily used in specialized industrial applications and research settings. This iron-arsenic complex may serve as a precursor in materials synthesis, analytical chemistry applications, or specialized metallurgical processes. Its specific applications are typically limited to professional industrial environments requiring precise chemical compositions. Due to its specialized nature, it is mainly utilized by chemical manufacturers, research institutions, and industries requiring specific iron-arsenic compounds for technical processes.

How to handle arsorous acid;iron(3+);oxygen(2-);pentahydrate safely?

Arsorous acid;iron(3+);oxygen(2-);pentahydrate requires careful handling with appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work in well-ventilated areas or under fume extraction systems to prevent inhalation exposure. Avoid direct skin and eye contact, and prevent ingestion. Use proper laboratory techniques when transferring or weighing the material. Always wash hands thoroughly after handling and maintain good personal hygiene practices throughout the work process.

How to store arsorous acid;iron(3+);oxygen(2-);pentahydrate correctly?

Arsorous acid;iron(3+);oxygen(2-);pentahydrate should be stored in a cool, dry place away from direct sunlight and heat sources. Keep containers tightly sealed to prevent moisture absorption and degradation of the pentahydrate structure. Store in compatible chemical storage areas away from incompatible materials. Maintain appropriate labeling and inventory records. The storage area should be well-ventilated and equipped with appropriate spill containment measures. Regular inspection of container integrity is recommended to ensure product quality and safety.

What to do in case of contact with arsorous acid;iron(3+);oxygen(2-);pentahydrate?

Immediate medical attention may be required following exposure to arsorous acid;iron(3+);oxygen(2-);pentahydrate. In case of skin contact, remove contaminated clothing and wash affected area thoroughly with soap and water for at least 15 minutes. For eye contact, flush immediately with clean water for 15-20 minutes and seek medical attention. If inhaled, move to fresh air immediately. In case of ingestion, do not induce vomiting and seek immediate medical care. Always consult emergency services if symptoms develop.

How to dispose of arsorous acid;iron(3+);oxygen(2-);pentahydrate properly?

Arsorous acid;iron(3+);oxygen(2-);pentahydrate must be disposed of through licensed hazardous waste management companies in accordance with local and national regulations. This iron-arsenic compound requires specialized treatment due to its chemical composition. Contact certified waste disposal contractors who can handle inorganic chemical wastes safely. Never dispose of this material through regular waste streams or sewage systems. Maintain proper documentation of disposal activities and ensure compliance with all applicable environmental regulations and waste management protocols.

How to transport arsorous acid;iron(3+);oxygen(2-);pentahydrate?

Arsorous acid;iron(3+);oxygen(2-);pentahydrate is classified under ADR Class 6.1 (Toxic substances), Packing Group II for transportation purposes. This classification requires specific packaging, labeling, and documentation procedures for road transport. Use appropriate UN-approved packaging materials and ensure proper hazard labeling and transport documentation. Transportation must comply with ADR regulations for Class 6.1 substances. Only authorized carriers with appropriate permits and training should handle the transport of this material across European routes.

Is arsorous acid;iron(3+);oxygen(2-);pentahydrate subject to specific regulations?

Arsorous acid;iron(3+);oxygen(2-);pentahydrate is subject to standard European chemical regulations including REACH registration requirements for substances manufactured or imported above certain tonnage thresholds. The compound is not currently identified as a Substance of Very High Concern (SVHC). Standard CLP classification and labeling obligations apply for suppliers and users. Companies must ensure proper safety data sheet provision and maintain appropriate chemical inventory records. Compliance with occupational health and safety regulations is mandatory when handling this substance in workplace environments.

Where to buy arsorous acid;iron(3+);oxygen(2-);pentahydrate in Europe?

Arsorous acid;iron(3+);oxygen(2-);pentahydrate is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides reliable supply of this specialized iron-arsenic compound to industrial customers, research institutions, and chemical manufacturers across Europe. As a professional chemical distributor, OYSI ensures proper handling, packaging, and documentation for this ADR Class 6.1 substance. Contact OYSI directly for availability, technical specifications, and delivery options tailored to your specific requirements and location within Europe.

Data Sources

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