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294985 Aldrich

Allene

≥95%

Synonym: Propadiene

  • CAS Number 463-49-0

  • Linear Formula H2C=C=CH2

  • Molecular Weight 40.06

  •  Beilstein Registry Number 1730774

  •  EC Number 207-335-3

  •  MDL number MFCD00008566

  •  PubChem Substance ID 24857749

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Properties

Related Categories Chemical Synthesis, Specialty Gases, Synthetic Reagents More...
vapor density   1.42 (20 °C, vs air)
vapor pressure   6795 mmHg ( 21 °C)
InChI Key   IYABWNGZIDDRAK-UHFFFAOYSA-N
assay   ≥95%
expl. lim.   13 %
bp   −34 °C(lit.)
mp   −136 °C(lit.)

Description

Other Notes

For 294985-170G-EU packaging: 400 mL of aluminium cylinder equipped with brass valve.

Packaging

170 g in stainless steel cylinder

Recommended products

• For 294985-170G-EU: outlet fitting: DIN 477-1 no. 1, Z742160 or Z742161 are the recommended regulators OR 99112 DIN 477-1 outlet valve.
• For 294985-170G: Z146706 CGA 180 Regualtor OR Z146943 CGA 110 Valve with Z147095 CGA 110 or CGA 180 adapter and Z146986 washer for valve.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 2200 2.1
WGK Germany 
3

Screeing simplified
Protocols & Articles

Articles

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

Related Content

Allenes

The past couple of decades have witnessed a surge in the popularity of allenes as viable building blocks for a wide variety of synthetic applications.1 Their versatility allows them to participate in...
Keywords: Addition reactions, Asymmetric synthesis, Building blocks, Catalysis, Cyclizations, Cycloadditions, Cycloisomerizations, Pharmaceutical

Peer-Reviewed Papers
15

References

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Description

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

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