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295329 Sigma-Aldrich

Ethylene

≥99.5%

Synonym: Ethene

  • CAS Number 74-85-1

  • Linear Formula CH2=CH2

  • Molecular Weight 28.05

  •  Beilstein/REAXYS Number 1730731

  •  EC Number 200-815-3

  •  MDL number MFCD00008604

  •  PubChem Substance ID 24857774

  •  NACRES NA.22

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Properties

Related Categories Chemical Synthesis, Specialty Gases, Synthetic Reagents More...
Quality Level   100
vapor density   0.97 (vs air)
vapor pressure   35.04 atm ( 20 °C)
assay   ≥99.5%
autoignition temp.   842 °F
expl. lim.   36 %
bp   −104 °C (lit.)
mp   −169 °C (lit.)
SMILES string   C=C
InChI   1S/C2H4/c1-2/h1-2H2
InChI key   VGGSQFUCUMXWEO-UHFFFAOYSA-N

Description

Application

Ethylene is mainly used as a precursor to synthesize polyethylene, ethylbenzene and ethylene dichloride. It is also used in the preparation of single- layer graphene by thermal chemical vapor deposition.

Packaging

110 g in steel cylinder

Other Notes

For 295329-150G-EU packaging: 500 mL of aluminium cylinder equipped with brass valve.

Recommended products

• For 295329-150G-EU: outlet fitting: DIN 477-1 no. 1, Z742160 or Z742161 are the recommended regulators.
• For 295329-110G: Z146706 CGA 180 Regulator, OR Z146943 CGA 110 Valve with Z147095 CGA 110 to CGA 180 adapter and Z146986 washer for valve.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
Target organs 
Central nervous system
RIDADR 
UN 1962 2.1
WGK Germany 
nwg
RTECS 
KU5340000
Flash Point(F) 
-148.0 °F - closed cup
Flash Point(C) 
-100 °C - closed cup
Protocols & Articles

Articles

ASTM D3612-96: GC Analysis of Transformer Gas on Carboxen®-1010 PLOT

From our library of Articles, Sigma-Aldrich presents ASTM D3612-96: GC Analysis of Transformer Gas on Carboxen®-1010 PLOT
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Thermal conductivity detector

GC Analysis of C1-C5 Hydrocarbons on Alumina Sulfate PLOT

From our library of Articles, Sigma-Aldrich presents GC Analysis of C1-C5 Hydrocarbons on Alumina Sulfate PLOT
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Sample preparations

GC Analysis of Impurities in Propylene on Alumina Chloride PLOT

From our library of Articles, Sigma-Aldrich presents GC Analysis of Impurities in Propylene on Alumina Chloride PLOT
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Sample preparations

GC Analysis of Impurities in Propylene on Carboxen®-1006 PLOT

From our library of Articles, Sigma-Aldrich presents GC Analysis of Impurities in Propylene on Carboxen®-1006 PLOT
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Methane, Acetylene, and Ethylene on Carboxen®-1006 PLOT and a Packed Column (Carboxen 1004)

From our library of Articles, Sigma-Aldrich presents GC Analysis of Methane, Acetylene, and Ethylene on Carboxen®-1006 PLOT and a Packed Column (Carboxen 1004)
Keywords: Chromatography, Flame ionization detector, Gas chromatography

GC Analysis of Permanent Gases and C2 Hydrocarbons on a Packed Column (60/80 °Carboxen® 1000)

From our library of Articles, Sigma-Aldrich presents GC Analysis of Permanent Gases and C2 Hydrocarbons on a Packed Column (60/80 °Carboxen® 1000)
Keywords: Chromatography, Gas chromatography, Purification, Thermal conductivity detector

GC Analysis of Permanent Gases and Light Hydrocarbons on Carboxen-1006 PLOT and a Packed Column (Carboxen® 1004)

From our library of Articles, Sigma-Aldrich presents GC Analysis of Permanent Gases and Light Hydrocarbons on Carboxen-1006 PLOT and a Packed Column (Carboxen® 1004)
Keywords: Chromatography, Gas chromatography, Purification, Thermal conductivity detector

Peer-Reviewed Papers
15

References

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99112 Outlet valve No 70688, stainless steel, pkg of 1 ea

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