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Sigma-Aldrich

Carbon tetrafluoride

99.9%

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About This Item

Linear Formula:
CF4
CAS Number:
Molecular Weight:
88.00
EC Number:
MDL number:
UNSPSC Code:
12142100
PubChem Substance ID:
NACRES:
NA.22

vapor density

3.04 (vs air)

Assay

99.9%

bp

−130 °C (lit.)

mp

−184 °C (lit.)

SMILES string

FC(F)(F)F

InChI

1S/CF4/c2-1(3,4)5

InChI key

TXEYQDLBPFQVAA-UHFFFAOYSA-N

General description

Carbon tetrafluoride (CF4), also known as tetrafluoromethane, belongs to the class of fluoromethanes. It can be prepared by the reaction of silicon carbide with fluorine. It is used as a refrigerant.

Application

Carbon tetrafluoride can be used in fluorine chemistry for the preparation of organofluorine compounds. It is also used as a solvent in low-temperature reactions . During the manufacture of electronics devices, CF4 plasma is widely used to etch a variety of materials.

Packaging

Supplied in a carbon steel lecture bottle with a CGA180M/CGA110F needle valve installed.

Compatible with the following:
  • Aldrich® lecture-bottle station systems
  • Aldrich® lecture-bottle gas regulators

Other Notes

Legal Information

Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

hose barb

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purge valve

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Pictograms

Gas cylinder

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Press. Gas Liquefied gas

Storage Class Code

2A - Gases

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Erich A Müller
Environmental science & technology, 39(22), 8736-8741 (2005-12-06)
Grand canonical Monte Carlo simulations are reported for low molecular weight perfluorocarbons (C2F6 and CF4) and their dilute (10% molar) mixtures in N2 adsorbing unto slitlike graphite pores. Adsorption isotherms and selectivity plots are shown for various temperatures, pressures, and
Fluorination of calcium cyanamide: a convenient laboratory scale synthesis of carbon tetrafluoride
Tornieporth-Oetting IC, et al.
Inorganic Chemistry, 31(18), 3864-3864 (1992)
D S Rawat et al.
Langmuir : the ACS journal of surfaces and colloids, 24(23), 13465-13469 (2008-10-29)
We present results for the isothermal adsorption kinetics of methane, hydrogen, and tetrafluoromethane on closed-ended single-walled carbon nanotubes. In these experiments, we monitor the pressure decrease as a function of time as equilibrium is approached, after a dose of gas
A Bishop et al.
Nuclear medicine and biology, 23(3), 189-199 (1996-04-01)
The production of 18F electrophilic reagents via the 18O(p,n)18F reaction has been investigated in small-volume target bodies made of aluminum, copper, gold-plated copper and nickel, having straight or conical bore shapes. Three irradiation protocols-single-step, two-step and modified two-step-were used for
S Lerouge et al.
Journal of biomedical materials research, 51(1), 128-135 (2000-05-17)
The aim of this work was to investigate possible mechanisms of sterilization by low-temperature gas plasma: spore destruction by plasma is compared with etching of synthetic polymers. Bacillus subtilis spores were inoculated at the bottom of glass vials and subjected

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