Hexafluorouranium
F6U
hexafluorouranium
Consulting for Hexafluorouranium
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Identification
- CAS Number
- 7783-81-5
- EC Number
- 232-028-6
- UN Number
- 3507
- Index Number
- 092-002-00-3
- PubChem CID
- 24560
Physical-chemical properties
- Molecular Formula
- F6U
- Molar Mass
- 352.02 g/mol
- IUPAC Name
- hexafluorouranium
Chemical Identifiers
- InChI
- InChI=1S/6FH.U/h6*1H;/q;;;;;;+6/p-6
- InChI Key
- SANRKQGLYCLAFE-UHFFFAOYSA-H
Overview
Hexafluorouranium (CAS 7783-81-5) is an inorganic uranium compound characterized by high toxicity and environmental hazard potential. This uranium hexafluoride compound represents a critical material in nuclear fuel cycle operations, distinguished by its unique chemical properties and significant safety considerations. With the molecular formula F6U and a molar mass of 352.0193 g/mol, hexafluorouranium exhibits distinctive characteristics that make it essential for specific industrial applications while demanding stringent handling protocols. The compound's hazard profile includes acute toxicity classification (Acute Tox. 2), specific target organ toxicity following repeated exposure (STOT RE 2), and aquatic chronic toxicity (Aquatic Chronic 2). These classifications, reflected in the Danger signal word and corresponding GHS pictograms (GHS06, GHS08, GHS09), emphasize the critical importance of proper safety measures during handling, storage, and transport. The ADR classification 6.1 further reinforces its status as a toxic substance requiring specialized logistics protocols. Primary industrial applications include uranium enrichment processes in nuclear fuel production, where its volatility properties facilitate isotopic separation techniques. The compound also finds application in specialized chemical synthesis processes and as a precursor for other uranium compounds. Unlike less hazardous chemicals such as N-methylaniline, hexafluorouranium requires advanced containment systems and specialized expertise for safe handling. Environmental considerations are paramount given its aquatic toxicity classification, necessitating comprehensive waste management strategies and emergency response protocols. The compound's reactivity with moisture further complicates handling requirements, demanding anhydrous conditions and specialized storage infrastructure. OYSI maintains availability of hexafluorouranium through authorized distribution channels, ensuring compliance with all applicable regulations and safety standards for qualified industrial customers.
Safety & Classification
Acute Tox. 2 *; Acute Tox. 2 *; STOT RE 2; Aquatic Chronic 2
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Inhalation
Measures if vapours or dust are inhaled
First Aid Actions
- +P304IF INHALED:
- +P340Remove person to fresh air and keep comfortable for breathing.
- +P311Call a POISON CENTER/doctor.
Related hazard statements:
Ingestion
Measures if substance is accidentally swallowed
First Aid Actions
- +P301IF SWALLOWED:
- +P330Rinse mouth.
- +P331Do NOT induce vomiting.
- +P310Immediately call a POISON CENTER/doctor.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 3507 |
| ADR Class | 6.1 |
| Packing Group | I |
| Tunnel Code | D |
| Proper Shipping Name | Uranhexafluorid, radioaktive Stoffe, freigestelltes Versandstück, weniger als 0,1 kg je Versandstück, nicht spaltbar |
| Marine Pollutant | No |
Frequently Asked Questions
What is hexafluorouranium?
Hexafluorouranium is an inorganic compound with the chemical formula F6U and CAS number 7783-81-5. This uranium-based chemical has a molecular weight of 352.0193 g/mol and is classified as a highly toxic substance. It presents significant health hazards including acute toxicity and specific target organ toxicity with repeated exposure. Due to its uranium content and fluorine atoms, it requires specialized handling procedures and is subject to strict safety regulations in industrial applications.
What are the physicochemical properties of hexafluorouranium?
Hexafluorouranium is a chemical compound containing uranium and fluorine atoms in a 1:6 ratio, giving it the molecular formula F6U. As a uranium hexafluoride compound, it typically exists as a volatile solid that can sublime directly to gas phase. The compound exhibits high chemical reactivity due to both the uranium center and the fluorine substituents. Its molecular mass of 352.0193 g/mol reflects the heavy uranium atom combined with six fluorine atoms.
What is hexafluorouranium used for?
Hexafluorouranium serves specialized applications in nuclear and chemical industries due to its unique uranium-fluorine composition. The compound is primarily utilized in nuclear fuel processing, uranium enrichment processes, and specialized chemical synthesis applications. Its high reactivity and volatility make it valuable for specific industrial processes requiring uranium compounds. However, its extreme toxicity and regulatory restrictions limit its use to highly controlled professional environments with appropriate safety infrastructure.
How to handle hexafluorouranium safely?
Hexafluorouranium requires extreme safety precautions due to its Acute Tox. 2 classification and DANGER signal word. Personnel must wear full personal protective equipment including respiratory protection, chemical-resistant gloves, and protective clothing. Work must be conducted in well-ventilated areas or fume hoods with appropriate engineering controls. Only trained personnel should handle this substance, and emergency procedures must be readily available. The GHS06 and GHS08 pictograms indicate fatal toxicity and serious health hazards requiring maximum precautionary measures.
How to store hexafluorouranium correctly?
Hexafluorouranium must be stored in secure, controlled environments due to its high toxicity and regulatory status. Storage areas should be well-ventilated, temperature-controlled, and equipped with appropriate containment systems. The substance requires separation from incompatible materials and must be kept in original, properly labeled containers. Access should be restricted to authorized personnel only. Storage facilities must comply with both chemical safety regulations and nuclear material handling requirements due to the uranium content.
What to do in case of contact with hexafluorouranium?
Hexafluorouranium exposure requires immediate emergency response due to its Acute Tox. 2 classification. For skin contact, immediately remove contaminated clothing and flush affected areas with copious amounts of water for at least 15 minutes. In case of inhalation, move the person to fresh air immediately and seek urgent medical attention. For eye contact, rinse thoroughly with water and obtain immediate medical care. Any exposure incident requires prompt professional medical evaluation due to the severe toxicity and potential long-term health effects.
How to dispose of hexafluorouranium properly?
Hexafluorouranium disposal requires specialized hazardous waste procedures due to its extreme toxicity and uranium content. The substance cannot be disposed of through normal waste streams and must be handled by licensed hazardous waste contractors experienced with radioactive and toxic materials. Disposal must comply with both chemical waste regulations and nuclear material disposal requirements. All waste containers must be properly labeled and documented. Contact local environmental authorities and specialized disposal companies for proper waste management protocols.
How to transport hexafluorouranium?
Hexafluorouranium is classified under ADR Class 6.1 (toxic substances) with Packing Group I, indicating maximum danger level for transport. Transportation requires specialized packaging, labeling with appropriate hazard placards, and documentation complying with dangerous goods regulations. Only certified carriers experienced with toxic and radioactive materials should handle transport. Vehicles must be equipped with appropriate safety equipment and emergency response materials. All transport must comply with both ADR regulations and nuclear material transportation requirements.
Is hexafluorouranium subject to specific regulations?
Hexafluorouranium is subject to comprehensive regulatory oversight under multiple frameworks including REACH, CLP classification, and nuclear material regulations. The substance is classified with serious hazard categories (Acute Tox. 2, STOT RE 2, Aquatic Chronic 2) requiring strict compliance with safety data sheets and risk management measures. While not currently listed as SVHC, its uranium content subjects it to additional nuclear regulatory requirements. Users must ensure full regulatory compliance including proper registration, notification, and safety documentation.
Where to buy hexafluorouranium in Europe?
Hexafluorouranium is available through OYSI, a specialized European distributor of technical chemicals with expertise in handling highly regulated substances. Due to the extreme toxicity and regulatory requirements of this uranium compound, procurement requires proper licensing and documentation. OYSI provides comprehensive support including regulatory compliance assistance, safety documentation, and specialized packaging. Contact OYSI directly to discuss availability, regulatory requirements, and technical specifications for your specific industrial application needs.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.