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Sigma-Aldrich

2-Methylbutane

ReagentPlus®, ≥99%

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Synonym(s):
Isopentane
Linear Formula:
CH3CH2CH(CH3)2
CAS Number:
Molecular Weight:
72.15
Beilstein:
1730723
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

vapor density

2.6 (vs air)

Quality Level

vapor pressure

11.17 psi ( 20 °C)

product line

ReagentPlus®

Assay

≥99%

form

liquid

autoignition temp.

788 °F

expl. lim.

8.3 %

refractive index

n20/D 1.354 (lit.)

bp

30 °C (lit.)

mp

-160 °C

density

0.62 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CCC(C)C

InChI

1S/C5H12/c1-4-5(2)3/h5H,4H2,1-3H3

InChI key

QWTDNUCVQCZILF-UHFFFAOYSA-N

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General description

2-Methylbutane is a branched-chain alkane that is used as a solvent in the production of chlorinated derivatives, a blowing agent for polystyrene, and a chemical building block in organic synthesis. It can be derived from petroleum raw materials natural gas and crude oil.

Application

2-Methylbutane can be used as a solvent in the Lewis-acid catalyzed oligomerization of lower olefins.

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 1 - STOT SE 3

Target Organs

Central nervous system

Supplementary Hazards

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

-59.8 °F - closed cup

Flash Point(C)

-51 °C - closed cup


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Selective oligomerization of isobutene on lewis acid catalyst: kinetic modeling
Sarkar A, et al.
Industrial & Engineering Chemistry Research, 53, 18982-18992 (2014)
A study of micronucleus induction with methyl formate and 2-Methylbutane in bone marrow cells of male ICR mice
Kim S, et al.
Safety and health at work, 1, 80-86 (2010)
Carles Tapias-Espinosa et al.
Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology, 44(11), 1975-1984 (2019-04-16)
Prepulse inhibition (PPI) of startle response is a measure of sensorimotor gating that is impaired in schizophrenia and in many other clinical conditions. Rat models using pharmacological or surgical strategies reveal that PPI is modulated by the cortico-striatal-pallido-thalamic (CSPT) circuit.
Susanne Steu et al.
Virchows Archiv : an international journal of pathology, 452(3), 305-312 (2008-02-07)
Different methods for snap freezing surgical human tissue specimens exist. At pathology institutes with higher work loads, solid carbon dioxide, freezing sprays, and cryostat freezing are commonly used as coolants for diagnosing frozen tissue sections, whereas for tissue banking, liquid
Maarten Ooms et al.
Nuclear medicine and biology, 41(8), 695-704 (2014-07-09)
In vivo visualization of PDE10A using PET provides a tool to evaluate the role of PDE10A in various neuropsychiatric diseases and can also be useful in the clinical evaluation of PDE10A inhibitor drug candidates. We evaluated several carbon-11 and fluorine-18

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