Tungsten hexafluoride

Basic Information

View in Editor

CAS Number

7783-82-6

Molecular Formula

F6W3

Molecular Weight

297.83 g/mol

Chemical Classification

Fine Chemicals Specialty Chemicals UV Stabilizers

Water Treatment Chemicals Disinfectants Chlorine Compounds

Basic Physical Properties

Melting Point

2 ºC

Boiling Point

17 ºC

Density

d15liq 3.441

SMILES

View in Editor

F[W](F)(F)(F)(F)F

InChI

InChI=1S/6FH.3W/h6*1H;;;/q;;;;;;3*+2/p-6

InChIKey

UIQMILRINTVNIV-UHFFFAOYSA-H

LogP

2.52120

Complexity

62.7

Safety Information

View Safety Information

Hazard Statement

Hazard Class

Class 2.3 Class 2.3

Synonyms & References

English

Tungsten fluoride (WF6)
Tungsten(VI) fluoride
Tungsten(VI) fluoride, >=99.9%
Tungsten hexafluoride 99%
A839236
NXHILIPIEUBEPD-UHFFFAOYSA-H
Tungsten(VI) fluoride, packaged for use in deposition systems, >=99.9%
Tungsten fluoride
7783-82-6
Hexafluorotungsten
UNII-45B0AG2C4S
45B0AG2C4S
DTXSID80893770
Tungsten hexafluoride [UN2196] [Poison gas]
UN 2196
EINECS 232-029-1
Hexafluorotungsten #
MFCD00040536
HSDB 8038
Tungsten hexafluoride
EC 232-029-1
hexakis(fluoranyl)tungsten
Tungsten fluoride (WF6), (OC-6-11)-
UN2196
Q418962
PC7940
tungsten fluoride

MDL Number

MFCD00040536

FAQ

What regulatory guidelines apply to tungsten hexafluoride (CAS: 7783-82-6)?

Tungsten hexafluoride (CAS: 7783-82-6) is regulated under several guidelines. It falls under GHS classification as a toxic and flammable gas. For European markets, it is subject to the REACH regulations. In the USA, FDA and EPA have specific requirements for its use in medical and industrial applications, respectively. Proper handling, storage, and disposal methods must comply with these guidelines to ensure safety and regulatory compliance.

Are there alternatives to tungsten hexafluoride (CAS: 7783-82-6) in synthesis?

While tungsten hexafluoride (CAS: 7783-82-6) is a potent Lewis acid, alternatives include other fluorinated compounds like tetrafluoromethane or other tungsten compounds such as tungsten trichloride. These alternatives can be used depending on the specific chemical reactions and requirements. It is important to evaluate the reactivity and safety of these alternatives before use.

What is the market or research trend for tungsten hexafluoride (CAS: 7783-82-6)?

Tungsten hexafluoride (CAS: 7783-82-6) is primarily used in the semiconductor industry for etching processes. Research trends are focusing on its application in advanced materials and its potential in nanotechnology. Market trends indicate increasing demand driven by the semiconductor industry, but also growing interest in its use in new applications like gas sensors and other advanced materials.

How should waste containing tungsten hexafluoride (CAS: 7783-82-6) be handled?

Waste containing tungsten hexafluoride (CAS: 7783-82-6) should be collected and stored in airtight containers to prevent leakage. It should be disposed of through professional waste disposal services to ensure safe handling and disposal. Environmental precautions include proper ventilation and monitoring for any leaks. Incineration is a common method for disposal, but it must be carried out under controlled conditions to minimize environmental impact.