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 a coordination compound with distinctive cyan pigment properties and analytical chemistry applications. This iron-based complex compound, also known by its EC number 237-722-2, represents an important member of the hexacyanide family with the molecular formula C6H6FeK4N6O3 and a molecular weight of 422.39 g/mol. The compound features a central iron(II) ion coordinated with six cyanide ligands, balanced by four potassium counter-ions and stabilized with three water molecules of crystallization. This crystalline structure contributes to its stability and solubility characteristics in aqueous solutions. From a safety perspective, tetrapotassium iron(2+) hexacyanide trihydrate is classified under ADR transport class 6.1, indicating it requires careful handling protocols during transportation. Despite this classification, the compound does not carry specific GHS pictograms or signal words under standard conditions, reflecting its relatively manageable safety profile when handled with appropriate laboratory precautions. The compound finds significant application in analytical chemistry as a reagent for metal ion detection and precipitation reactions. Its coordination chemistry makes it valuable in electroplating processes and as a component in specialized chemical synthesis procedures. In industrial settings, it serves as an intermediate in the production of various iron-containing pigments and catalysts. Unlike simpler aromatic compounds such as 4-nitroaniline or 4-nitrophenol, this coordination complex offers unique redox properties that make it particularly suitable for electrochemical applications. OYSI maintains reliable stocks of tetrapotassium iron(2+) hexacyanide trihydrate to support European industrial and research applications, ensuring consistent quality and timely delivery for technical customers.
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 a coordination compound with the molecular formula C6H6FeK4N6O3 and CAS number 14459-95-1. This chemical substance contains iron in the +2 oxidation state coordinated with six cyanide ligands, balanced by four potassium cations, and includes three water molecules of crystallization. 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 typically appears as crystalline solid at room temperature. As a ferrocyanide compound, it generally exhibits good water solubility due to its ionic nature and the presence of potassium cations. The trihydrate form indicates the compound contains three molecules of water per formula unit, which affects its physical properties such as density and thermal behavior. The exact color, odor, and detailed solubility parameters would depend on specific preparation methods and purity.
What is tetrapotassium;iron(2+);hexacyanide;trihydrate used for?
Tetrapotassium;iron(2+);hexacyanide;trihydrate is used in various industrial and analytical applications. Ferrocyanide compounds are commonly employed in analytical chemistry as reagents for metal detection and precipitation reactions. They also find applications in the production of pigments, particularly Prussian blue derivatives, and in certain electrochemical processes. Additionally, these compounds may be used in water treatment processes and as additives in specialized chemical formulations where their coordination chemistry properties are valuable.
How to handle tetrapotassium;iron(2+);hexacyanide;trihydrate safely?
Tetrapotassium;iron(2+);hexacyanide;trihydrate should be handled using standard laboratory safety practices. Wear appropriate personal protective equipment including safety glasses, gloves, and lab coat to prevent direct contact with skin and eyes. Work in well-ventilated areas to avoid inhalation of dust particles. While this compound shows no specific GHS hazard classification, general precautions for handling chemical substances apply. Avoid generating dust, ensure proper ventilation, and wash hands thoroughly after handling.
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. Keep containers tightly closed to prevent absorption of atmospheric moisture and contamination. Store in original labeled containers in a designated chemical storage area with appropriate ventilation. Avoid storage near strong acids or oxidizing agents. Since it contains water of crystallization, protect from extreme temperatures that could affect the hydration state of the compound.
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 soap and water for at least 15 minutes. For eye contact, rinse thoroughly with clean water for 15 minutes and seek medical attention if irritation persists. If inhaled, move to fresh air immediately. In case of ingestion, do not induce vomiting and seek immediate medical attention. Although no specific hazard classification exists, treat any chemical exposure seriously and consult safety data sheets.
How to dispose of tetrapotassium;iron(2+);hexacyanide;trihydrate properly?
Tetrapotassium;iron(2+);hexacyanide;trihydrate should be disposed of according to local and national environmental regulations. Contact licensed waste disposal companies specializing in chemical waste management. Do not discharge into drains, waterways, or regular waste streams. Small quantities may be collected for proper disposal through laboratory waste programs. Always consult local authorities and waste management specialists for specific disposal requirements, as regulations may vary by region and quantity involved.
How to transport tetrapotassium;iron(2+);hexacyanide;trihydrate?
Tetrapotassium;iron(2+);hexacyanide;trihydrate falls under ADR class 6.1, indicating it requires special transport considerations as a toxic substance. Proper packaging, labeling, and documentation according to ADR regulations are essential for road transport within Europe. Use approved containers and ensure proper hazard identification on packages. Transport should be handled by carriers familiar with dangerous goods regulations. Consult current ADR guidelines and work with experienced logistics providers for safe and compliant transportation.
Is tetrapotassium;iron(2+);hexacyanide;trihydrate subject to specific regulations?
Tetrapotassium;iron(2+);hexacyanide;trihydrate is subject to standard European chemical regulations including REACH and CLP requirements. It is not classified as a Substance of Very High Concern (SVHC) under REACH. However, as a chemical substance, it must comply with registration, evaluation, and authorization requirements where applicable. Users should maintain safety data sheets, follow proper handling procedures, and ensure compliance with workplace safety regulations and any sector-specific requirements that may apply.
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. OYSI provides reliable supply chains and technical support for industrial and research customers across Europe. As professional chemical distributors, they ensure proper handling, documentation, and compliance with European regulations. Contact OYSI directly for availability, specifications, packaging options, and technical information to meet your specific application requirements for this specialized coordination compound.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.