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Key Documents

744042

Sigma-Aldrich

1-Butene

≥99.6%

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About This Item

Linear Formula:
CH2=CHCH2CH3
CAS Number:
Molecular Weight:
56.11
Beilstein:
1098262
EC Number:
MDL number:
UNSPSC Code:
12142100
PubChem Substance ID:
NACRES:
NA.22

vapor density

1.93 (vs air)

vapor pressure

1939 mmHg ( 21.1 °C)

Assay

≥99.6%

form

gas

autoignition temp.

723 °F

expl. lim.

9.3 %

bp

−6.3 °C (lit.)

mp

−185 °C (lit.)

SMILES string

CCC=C

InChI

1S/C4H8/c1-3-4-2/h3H,1,4H2,2H3

InChI key

VXNZUUAINFGPBY-UHFFFAOYSA-N

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Packaging

500ml high pressure aluminum cylinder equipped with a stainless steel valve according to DIN 477-1.

Other Notes

For 744042-265G-EU: outlet fitting: DIN 477-1 no. 1, Z742160 or Z742161 are the recommended regulators.

Recommended products

For 744042-265G-EU: outlet fitting: DIN 477-1 no. 1, Z742160 or Z742126 are the recommended regulators.

Pictograms

FlameGas cylinder

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Flam. Gas 1A - Press. Gas Liquefied gas

Storage Class Code

2A - Gases

WGK

nwg

Flash Point(F)

-112.0 °F - closed cup

Flash Point(C)

-80 °C - closed cup


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