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Key Documents

M49704

Sigma-Aldrich

2-Methylhexane

99%

Synonym(s):

Isoheptane

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About This Item

Linear Formula:
CH3(CH2)3CH(CH3)2
CAS Number:
Molecular Weight:
100.20
Beilstein:
1696856
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor pressure

2.27 psi ( 37.7 °C)

Assay

99%

form

liquid

autoignition temp.

536 °F

expl. lim.

~7 %

refractive index

n20/D 1.384 (lit.)

bp

90 °C (lit.)

mp

−118 °C (lit.)

density

0.679 g/mL at 25 °C (lit.)

SMILES string

CCCCC(C)C

InChI

1S/C7H16/c1-4-5-6-7(2)3/h7H,4-6H2,1-3H3

InChI key

GXDHCNNESPLIKD-UHFFFAOYSA-N

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Application

2-Methylhexane is mainly used as a model iso-alkane in studies relating to iso-alkane oxidation, vapor-liquid phase equilibria of heptane isomers and catalytic cracking.

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Target Organs

Central nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

30.2 °F - closed cup

Flash Point(C)

-1 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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2-Methylhexane cracking on Y zeolites: Catalytic cycles and reaction selectivity
Yaluris G, et al.
J. Catal., 165(2), 205-220 (1997)
The influence of reaction temperature on the cracking mechanism of 2-methylhexane
Bamwenda GR, et al.
J. Catal., 148(2), 595-606 (1994)
Iso-alkane oxidation by aPseudomonas Part I.?Metabolism of 2-methylhexane
Thijsse GJE and Van der Linden AC
Antonie van Leeuwenhoek, 27(1), 171-179 (1961)
Intermolecular potentials for branched alkanes and the vapour-liquid phase equilibria of n-heptane, 2-methylhexane, and 3-ethylpentane
Ilja Siepmann BJ and Martin MG
Molecular Physics, 90(5), 687-694 (1997)
Yulia Kaluzhny et al.
Alternatives to laboratory animals : ATLA, 43(2), 101-127 (2015-05-23)
The 7th Amendment to the EU Cosmetics Directive and the EU REACH Regulation have reinforced the need for in vitro ocular test methods. Validated in vitro ocular toxicity tests that can predict the human response to chemicals, cosmetics and other

Protocols

This application demonstrates the suitability of the Petrocol column for the efficient analysis of hydrocarbons as listed in ASTM method D5134.

Protocol for GC Analysis of Hydrocarbons in Gasoline on Petrocol® DH

-Xylene; Nonane; Propylbenzene; Mesitylene; 1,2,4-Trimethylbenzene; 1,2,3-Trimethylbenzene; 1,3-Diethylbenzene; 1,4-Dimethyl-2-ethylbenzene; 1,2-Dimethyl-4-ethylbenzene; Durene; 1,2,3,5-Tetramethylbenzene; 1,2,3,5-Tetramethylbenzene; 2-Methylnaphthalene (β)

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