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Refrigerants and blowing agents

Hexafluoroethane

Also known as Perfluoroethane, Ethane, hexafluoro-, Freon 116

CAS 76-16-4Formula C2F6Molar mass 138.01 g/molEC 200-939-8
GHS signal word: Warning. Pictograms: Gas under pressure 16 suppliers listed
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Hexafluoroethane chemical structure, C2F6, CAS 76-16-4
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Colorless gas
Melting point
-100 °C
Boiling point
-78.1 °C
Density
1.590 g/cm³ at -78 °C
Solubility
In water, 7.78 mg/L at 25 °C
HS code
290349
Category
Refrigerants and blowing agents
UN number
UN 2193
Illustrative photo, industrial gas cylinders secured with a safety chain in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Hexafluoroethane?

Plain description, key identifiers and synonyms

Hexafluoroethane is a fluoroalkane and a fluorocarbon. It has a role as a refrigerant.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,1,1,2,2,2-hexafluoroethane
CAS number
76-16-4 CAS number cross-checkedOther or deprecated CAS: 60720-23-2
EC number
200-939-8
Molecular formula
C2F6
UNII
7VL5Z0IY3A
MDL number
MFCD00000428
InChIKey
WMIYKQLTONQJES-UHFFFAOYSA-N
InChI
InChI=1S/C2F6/c3-1(4,5)2(6,7)8
SMILES (canonical and isomeric)
C(C(F)(F)F)(F)(F)F

Synonyms

  • Perfluoroethane
  • Ethane, hexafluoro-
  • Freon 116
  • 1,1,1,2,2,2-Hexafluoroethane
  • Ethane, 1,1,1,2,2,2-hexafluoro-
  • Fluorocarbon 116
  • Hexafluoroethane 99%
  • 1,1,1,2,2,2-hexakis(fluoranyl)ethane
  • Hexafluoroethane, >=98%
  • Perfluoroethane (FC-116)
  • HFC 116
  • (Trifluoromethyl) trifluoromethane
  • 1,1,1,2,2,2-hexafluoro-ethane
  • UN 2193
  • Hexafluoroethane, compressed or Refrigerant gas R116
  • Hexafluoroethane, compressed or Refrigerant gas R116 [UN2193] [Nonflammable gas]

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Appearance
Colorless gasexp.
Melting point
-100 °Cexp.
Boiling point
-78.1 °Cexp.
Density
1.590 g/cm³ at -78 °Cexp.
Solubility
In water, 7.78 mg/L at 25 °Cexp.
Vapour pressure
2.51 × 10⁺⁴ mm Hg at 25 °C /extrapolated/exp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
138.01 g/molcalc.
Exact mass
137.9904 Dacalc.
LogP (octanol/water)
2.11calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
8calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS04: Gas under pressure
Gas under pressure

Hazard statements

  • H280Contains gas under pressure, may explode if heated.
Precautionary statements (1)
  • P410 + P403Protect from sunlight. Store in a well-ventilated place.
UN number
UN 2193
Transport hazard class
2.2

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Hexafluoroethane suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 16 suppliers
16 of 16 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

16 suppliers in 8 countries

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Hexafluoroethane price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Gaseous perfluorocarbons (PFC 14, PFC 116, PFC 218) are used in plasma etching processes in the microelectronic industry and as gaseous dielectrics.

Dielectric and coolant, aerosol propellant, refrigerant.

Used for plasma, ion-beam, or sputter etching of semiconductor devices.

Used in wafer etching and for cleaning chemical vapor deposition in the manufacturing of semiconductor chips.

Retinal detachment surgery

Refrigerant

Plating agents and surface treating agents in computer and electronic product manufacturing and all other chemical product and preparation manufacturing

Foaming agent for protein fire fighting foams.

Industrial uses: Refrigerants, Etching agent, Other, Semiconductor and photovoltaic agent.

Consumer uses: Semiconductor and photovoltaic agent, Refrigerants.

Roles

  • refrigerant

Functional uses

  • Refrigerants

How it is made

Hexafluoroethane (PFC 116) is often obtained as a byproduct in the production of CFC 115.

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Hexafluoroethane is traded under.

HS 2903.49Indicative HS code

Saturated fluorinated derivatives of acyclic hydrocarbons, other

World exports in 2024
$124M
−2.2% vs 2023, imports $134M
2022 to 2024
Top exporters
  1. Japan29.8%
  2. United States28.1%
  3. China18.7%
Top importers
  1. South Korea41.2%
  2. United States9.5%
  3. Singapore7.0%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Hexafluoroethane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Hexafluoroethane, based on the data on this page

What is Hexafluoroethane?

Hexafluoroethane is a fluoroalkane and a fluorocarbon. It has a role as a refrigerant.

What is the CAS number of Hexafluoroethane?

The CAS registry number of Hexafluoroethane is 76-16-4. Other or deprecated CAS numbers: 60720-23-2.

What is the molecular formula and weight of Hexafluoroethane?

The molecular formula of Hexafluoroethane is C2F6 and its molar mass is 138.01 g/mol.

What is Hexafluoroethane used for?

Gaseous perfluorocarbons (PFC 14, PFC 116, PFC 218) are used in plasma etching processes in the microelectronic industry and as gaseous dielectrics. Dielectric and coolant, aerosol propellant, refrigerant. Used for plasma, ion-beam, or sputter etching of semiconductor devices.

Is Hexafluoroethane hazardous?

Hexafluoroethane carries the GHS signal word "Warning". Main hazards: contains gas under pressure, may explode if heated. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Hexafluoroethane?

Hexafluoroethane is usually classified under HS code 290349 (Saturated fluorinated derivatives of acyclic hydrocarbons, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Hexafluoroethane?

CompoundList lists 16 suppliers of Hexafluoroethane in China, United States, Denmark, Indonesia and 4 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Hexafluoroethane in India?

1 supplier in India list Hexafluoroethane on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Hexafluoroethane?

Suppliers quote Hexafluoroethane on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Hexafluoroethane

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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