Tetrapotassium;iron(2+);hexacyanide;trihydrate
C6H6FeK4N6O3
tetrapotassium;iron(2+);hexacyanide;trihydrate
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Identification
- CAS Number
- 14459-95-1
- EC Number
- 237-722-2
- UN Number
- 1588
- PubChem CID
- 161067
Physical-chemical properties
- Molecular Formula
- C6H6FeK4N6O3
- Molar Mass
- 422.39 g/mol
- IUPAC Name
- tetrapotassium;iron(2+);hexacyanide;trihydrate
Chemical Identifiers
- InChI
- InChI=1S/6CN.Fe.4K.3H2O/c6*1-2;;;;;;;;/h;;;;;;;;;;;3*1H2/q6*-1;+2;4*+1;;;
- InChI Key
- UTYXJYFJPBYDKY-UHFFFAOYSA-N
Overview
Tetrapotassium iron(2+) hexacyanide trihydrate (CAS 14459-95-1) is an iron coordination complex with distinctive electrochemical properties and analytical applications. This inorganic compound, also known by its EC number 237-722-2, represents a specialized iron cyanide complex featuring a central ferrous ion coordinated with six cyanide ligands, balanced by four potassium counter-ions and incorporating three water molecules in its crystalline structure. With a molecular formula of C6H6FeK4N6O3 and molecular weight of 422.39 g/mol, this compound exhibits unique properties that make it valuable in various technical applications. The substance demonstrates excellent stability under normal conditions and shows remarkable electrochemical characteristics, particularly its reversible redox behavior. Unlike simpler aromatic compounds such as 4-nitroaniline or 4-nitrophenol which are primarily used as intermediates in organic synthesis, tetrapotassium iron(2+) hexacyanide trihydrate serves specialized roles in analytical and electrochemical applications. Its iron-cyanide framework provides distinct advantages in applications requiring controlled electron transfer processes. From a safety perspective, this compound is classified under ADR class 6.1, indicating certain precautions are necessary during handling and transport, though it does not carry GHS pictograms or signal words under standard classification systems. Proper handling procedures should always be followed to ensure workplace safety. Primary industrial applications include its use as an electrochemical reference standard, in analytical chemistry as a reagent for various determinations, and in specialized coating formulations where its unique redox properties are beneficial. The compound also finds application in certain catalytic processes where iron coordination complexes are required. OYSI maintains reliable supply chains for tetrapotassium iron(2+) hexacyanide trihydrate, ensuring consistent availability for European technical markets requiring this specialized coordination compound.
Safety & Classification
No Hazard Classification
This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.
Transport (ADR)
| UN Number | 1588 |
| ADR Class | 6.1 |
| Packing Group | |
| Tunnel Code | |
| Proper Shipping Name | Kaliumhexacyanoferrat(II)-Trihydrat |
| Marine Pollutant | No |
Frequently Asked Questions
What is tetrapotassium;iron(2+);hexacyanide;trihydrate?
Tetrapotassium;iron(2+);hexacyanide;trihydrate is an inorganic chemical compound with the molecular formula C6H6FeK4N6O3 and CAS number 14459-95-1. This compound contains iron in the +2 oxidation state coordinated with cyanide ligands, balanced by four potassium ions, and includes three water molecules of hydration. With a molecular weight of 422.39 g/mol, it belongs to the family of ferrocyanide compounds commonly used in various industrial applications.
What are the physicochemical properties of tetrapotassium;iron(2+);hexacyanide;trihydrate?
Tetrapotassium;iron(2+);hexacyanide;trihydrate is typically a crystalline solid at room temperature, appearing as yellow to orange crystals or powder. The compound is highly soluble in water due to its ionic nature and the presence of hydration water molecules. It demonstrates good thermal stability under normal conditions and exhibits the characteristic coordination chemistry of iron(II) cyanide complexes. The trihydrate form indicates it readily incorporates water molecules into its crystal structure.
What is tetrapotassium;iron(2+);hexacyanide;trihydrate used for?
Tetrapotassium;iron(2+);hexacyanide;trihydrate is primarily used as a chemical reagent in analytical chemistry and industrial processes. It serves as a precursor for the synthesis of other iron-containing compounds and coordination complexes. The compound finds applications in electroplating processes, metal finishing, and as a component in specialized chemical formulations. Its iron(II) center makes it valuable in redox reactions and catalytic processes within pharmaceutical and fine chemical manufacturing.
How to handle tetrapotassium;iron(2+);hexacyanide;trihydrate safely?
Tetrapotassium;iron(2+);hexacyanide;trihydrate should be handled with standard laboratory safety practices despite having no specific hazard classification. Wear appropriate personal protective equipment including safety glasses, gloves, and lab coats to prevent skin and eye contact. Work in well-ventilated areas to avoid dust inhalation. Use proper handling techniques to minimize dust generation and ensure good hygiene practices. Store away from incompatible materials and follow standard chemical handling protocols for inorganic compounds.
How to store tetrapotassium;iron(2+);hexacyanide;trihydrate correctly?
Tetrapotassium;iron(2+);hexacyanide;trihydrate should be stored in a cool, dry place away from direct sunlight and moisture sources. Keep containers tightly sealed to prevent absorption of atmospheric moisture and contamination. Store in original packaging or appropriate chemical storage containers made of compatible materials. Maintain storage temperatures within recommended ranges and separate from strong oxidizing agents and acids. Regular inspection of containers for damage or degradation is recommended to maintain product integrity.
What to do in case of contact with tetrapotassium;iron(2+);hexacyanide;trihydrate?
In case of skin contact with tetrapotassium;iron(2+);hexacyanide;trihydrate, immediately wash the affected area with plenty of water and mild soap for at least 15 minutes. For eye contact, flush eyes with clean water for at least 15 minutes and seek medical attention if irritation persists. If inhaled, move to fresh air immediately. In case of ingestion, rinse mouth with water and seek medical advice. Although the compound has no specific hazard classification, standard first aid measures should always be applied.
How to dispose of tetrapotassium;iron(2+);hexacyanide;trihydrate appropriately?
Tetrapotassium;iron(2+);hexacyanide;trihydrate should be disposed of according to local and national waste regulations for inorganic chemical compounds. Contact licensed waste disposal companies that handle chemical waste for proper treatment and disposal. Do not discharge into drains, waterways, or soil without proper treatment. Small quantities may be neutralized and treated according to laboratory waste protocols. Always consult local environmental authorities for specific disposal requirements and maintain proper documentation of waste disposal activities.
How to transport tetrapotassium;iron(2+);hexacyanide;trihydrate?
Tetrapotassium;iron(2+);hexacyanide;trihydrate is classified under ADR Class 6.1 for transportation purposes, indicating it requires handling as a toxic substance during transport. Use appropriate UN-approved packaging materials and ensure proper labeling according to ADR regulations. Transport vehicles must comply with Class 6.1 requirements including proper documentation, emergency procedures, and driver certification. Consult current ADR guidelines for specific packaging instructions, quantity limitations, and transport category requirements before shipment.
Is tetrapotassium;iron(2+);hexacyanide;trihydrate subject to specific regulations?
Tetrapotassium;iron(2+);hexacyanide;trihydrate is subject to standard chemical regulations including REACH registration requirements in Europe. The compound is not classified as a Substance of Very High Concern (SVHC) under REACH. It must comply with CLP regulation for classification, labeling, and packaging, though it currently has no specific hazard classification. Users must follow standard chemical inventory reporting requirements and maintain appropriate safety data sheets. Always verify current regulatory status before use in commercial applications.
Where to buy tetrapotassium;iron(2+);hexacyanide;trihydrate in Europe?
Tetrapotassium;iron(2+);hexacyanide;trihydrate is available through OYSI, a specialized European distributor of technical chemicals and laboratory reagents. OYSI provides high-quality chemical products with proper documentation and regulatory compliance for industrial and research applications. Contact OYSI directly for current availability, specifications, and pricing information. As a European distributor, OYSI ensures compliance with local regulations and provides technical support for chemical procurement needs across European markets.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.