Hexafluoroethane
Hexafluoroethane (CAS 76-16-4), with the molecular formula CF3CF3 and a molecular weight of 138.01 g/mol, is a perfluorinated alkane. This compound is known for its inertness and thermal stability. It finds utility primarily as a specialty gas in various industrial processes and as a reagent in chemical synthesis, contributing to the development of advanced materials and complex molecules.
- IUPAC
- CFC-116,Perfluoroethane
- Synonyms
- PerfluoroethaneCFC-116

Chemical Synthesis
Hexafluoroethane serves as a valuable building block or reagent in organic synthesis, particularly for introducing fluorinated moieties into organic molecules. Its stability allows for participation in specific fluorination reactions.
Specialty Gas Applications
As a specialty gas, its inert properties and low reactivity make it suitable for applications requiring a stable gaseous environment. This can include use in plasma etching processes within the semiconductor industry.
Research and Development
This compound is used in laboratory settings for research into fluorocarbons, materials science, and novel chemical processes. Its unique properties are explored for potential new technological applications.
| Molecular weight | 138.01 |
|---|---|
| Linear formula | CF3CF3 |
| Assay | ≥98% |
| Boiling point | −78 °C(lit.) |
| Vapour pressure | 430 psi (21 °C) |
| Vapour density | 4.7 (vs air) |
| Melting point | −100 °C(lit.) |

Hazard statements
- H280Contains gas under pressure; may explode if heated
Precautionary statements
- P410Protect from sunlight
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Transport (UN / ADR) | UN 2193 2.2 |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Hexafluoroethane used for?
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Hexafluoroethane (CAS 76-16-4) is used in chemical synthesis and as a specialty gas in various industrial applications, including semiconductor manufacturing and research and development.
What are the CAS number and formula for Hexafluoroethane?
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The CAS number for Hexafluoroethane is 76-16-4, and its molecular formula is CF3CF3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Hexafluoroethane with an assay of ≥98%. We do not represent this product as USP, BP, or EP grade.
How should Hexafluoroethane be handled safely?
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Hexafluoroethane is supplied with a Warning signal word and carries hazard statement H280 (Contains gas under pressure; may explode if heated). Appropriate personal protective equipment includes eyeshields, gloves, and a suitable respirator. Store in a well-ventilated area, away from heat sources, as indicated by precautionary statements P410 + P403.
How is Hexafluoroethane packed and exported?
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Hexafluoroethane is supplied as a gas under pressure. TSS adheres to all regulations for packing and exporting chemical products, including UN 2193 2.2 classification for transport.
How can I request a quote or sample of Hexafluoroethane?
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To request a quote or sample of Hexafluoroethane, please contact our sales team through the website or by phone, providing your specific requirements and shipping details.
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