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295051

Sigma-Aldrich

1-Butene

≥99%

Sign Into View Organizational & Contract Pricing

Synonym(s):
α-Butene, α-Butylene, 2-Butylene, ethylenediamine
Linear Formula:
CH2=CHCH2CH3
CAS Number:
Molecular Weight:
56.11
Beilstein:
1098262
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor density

1.93 (vs air)

Quality Level

vapor pressure

1939 mmHg ( 21.1 °C)

Assay

≥99%

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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1 of 4

This Item
18930B84904493732
1-Butene ≥99%

Sigma-Aldrich

295051

1-Butene

1,2-Butanediol purum, ≥98.0% (GC)

Sigma-Aldrich

18930

1,2-Butanediol

2,3-Butanediol 98%

Sigma-Aldrich

B84904

2,3-Butanediol

1,4-Butanediol ReagentPlus®, 99%

Sigma-Aldrich

493732

1,4-Butanediol

form

gas

form

-

form

liquid

form

solid or viscous liquid

bp

−6.3 °C (lit.)

bp

191-192 °C/747 mmHg (lit.)

bp

183-184 °C (lit.)

bp

230 °C (lit.)

mp

−185 °C (lit.)

mp

-

mp

25 °C (lit.)

mp

16 °C (lit.)

vapor density

1.93 (vs air)

vapor density

-

vapor density

-

vapor density

3.1 (vs air)

vapor pressure

1939 mmHg ( 21.1 °C)

vapor pressure

-

vapor pressure

-

vapor pressure

-

Packaging

Supplied in a Sure/Pac cylinder and has a brass needle valve with a male 1/4" NPTF outlet thread installed. Before using the cylinder, ensure that the valve is closed, then remove the galvanized steel hex cap that seals the outlet valve.

Compatible with the following:

Legal Information

Aldrich is a registered trademark of Sigma-Aldrich Co. LLC
Sure/Pac is a trademark of Sigma-Aldrich Co. LLC

also commonly purchased with this product

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hose barb

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regulator

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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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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T1503
Product Number
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25G
Pack Size/Quantity

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705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

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Satoshi Kawachi et al.
Annals of the New York Academy of Sciences, 1189, 121-126 (2010-03-18)
The effect of compressed unsaturated hydrocarbon gases on the growth of the yeast Saccharomyces cerevisiae was investigated by microcalorimetry. The growth thermograms showed that unsaturated hydrocarbon gases inhibited yeast growth. As an approach to determining the comparative toxicity of unsaturated
Darshan M A Karwat et al.
The journal of physical chemistry. A, 115(19), 4909-4921 (2011-04-26)
Direct measurements of intermediates of ignition are challenging experimental objectives, yet such measurements are critical for understanding fuel decomposition and oxidation pathways. This work presents experimental results, obtained using the University of Michigan Rapid Compression Facility, of ignition delay times
T Agelakopoulou et al.
Journal of chromatography. A, 1200(2), 204-210 (2008-06-21)
The reaction concerning the hydrogenation of 1-butene has occupied the researchers conducting research based on the method of reversed-flow inverse gas chromatography (RF-IGC), for extended time periods. This work aims to define and record, with the utmost accuracy, the phenomena
C C Austin et al.
Journal of toxicology and environmental health. Part A, 63(6), 437-458 (2001-08-03)
The objective of this study was to characterize volatile organic compounds (VOCs) found at municipal structural fires in order to identify sources of long-term health risks to firefighters, which may be contributing factors in heart disease and cancer. Firefighters collected
Laurent Piccolo et al.
Physical chemistry chemical physics : PCCP, 10(36), 5504-5506 (2008-10-29)
Shape-controlled Pd nanoparticles supported on powder alumina are more efficient for selective butadiene hydrogenation to butene when they exhibit high fractions of (111) facets.

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