MilliporeSigma
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494402

Sigma-Aldrich

Butane

99%

Synonym(s):
n-Butane
Linear Formula:
CH3CH2CH2CH3
CAS Number:
Molecular Weight:
58.12
Beilstein:
969129
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor density

2.11 (vs air)

Quality Level

assay

99%

form

gas

bp

−0.5 °C (lit.)

mp

−138 °C (lit.)

density

0.579 g/mL at 20 °C (lit.)

SMILES string

CCCC

InChI

1S/C4H10/c1-3-4-2/h3-4H2,1-2H3

InChI key

IJDNQMDRQITEOD-UHFFFAOYSA-N

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Application

Butane may be used as a test compound in combustion, oxidation and isomerization studies.

Packaging

170 g in steel cylinder

Other Notes

For 494402-230G-EU packaging: 500 mL of aluminium cylinder equipped with brass valve.

Recommended products

  • For 494402-230G-EU: outlet fitting: DIN 477-1 no. 1, Z742160 or Z742161 are the recommended regulators.
  • For 494402-170G: Z146706 CGA 180 Regulator OR Z146943 CGA 110 Valve with Z147095 CGA 110 to CGA 180 adapter and Z146986 washer for valve.

Pictograms

FlameGas cylinder

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Flam. Gas 1 - Press. Gas Liquefied gas

Storage Class Code

2A - Gases

WGK

nwg

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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