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M66005

Sigma-Aldrich

3-Methylpentane

≥99%

Synonym(s):

3-Methylpentane

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About This Item

Linear Formula:
(CH3CH2)2CHCH3
CAS Number:
Molecular Weight:
86.18
Beilstein:
1730734
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor density

2.97 (vs air)

vapor pressure

135 mmHg ( 17 °C)

Assay

≥99%

form

liquid

autoignition temp.

532 °F

expl. lim.

~7.7 %

refractive index

n20/D 1.376 (lit.)

bp

64 °C (lit.)

density

0.664 g/mL at 25 °C (lit.)

SMILES string

CCC(C)CC

InChI

1S/C6H14/c1-4-6(3)5-2/h6H,4-5H2,1-3H3

InChI key

PFEOZHBOMNWTJB-UHFFFAOYSA-N

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Application

3-Methylpentane (3MP) is mainly used as a model n-alkane in studies relating to densities, viscosities, refractive indices, excess enthalpies and vapor-liquid equilibrium of binary alkane mixtures.

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Eye Irrit. 2 - 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)

19.4 °F - closed cup

Flash Point(C)

-7 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Densities, viscosities, and refractive indices of the binary systems methyl tert-butyl ether+ 2-methylpentane,+ 3-methylpentane,+ 2, 3-dimethylpentane, and+ 2, 2, 4-trimethylpentane at 298.15 K.
Bouzas A, et al.
Journal of Chemical and Engineering Data, 45(2), 331-333 (2000)
Vapor-liquid equilibriums for the binary systems n-hexane with 2-methylpentane, 3-methylpentane, and 2, 4-dimethylpentane.
Ho C L and Davison R R
Journal of Chemical and Engineering Data, 24(4), 293-296 (1979)
Excess enthalpies for the binary systems n-octane with 2-methylpentane and 3-methylpentane.
Ameling W
Journal of Chemical and Engineering Data, 28(2), 184-186 (1983)
Richard C Bell et al.
The Journal of chemical physics, 127(2), 024704-024704 (2007-07-21)
An ion soft-landing approach was applied to study the motion of hydronium (D(3)O(+)) and cesium (Cs(+)) ions from 84 to 104 K in glassy 3-methyl-pentane (3MP) films vapor deposited on Pt(111). Both ions were found to have very similar mobilities
3-Methylpentane. CAS# 96-14-0.
J B Galvin et al.
Journal of toxicology and environmental health. Part A, 58(1-2), 93-102 (1999-10-28)

Protocols

Separation of 4-Methyl-2-pentanone; Dimethyl disulfide; Hexanal; 3-Methylpentane; Acetone

-1,3-Dimethylcyclopentane; 1,1-Dimethylcyclopentane; 2,2,3-Trimethylpentane; 2,2-Dimethylbutane; 2,2-Dimethylhexane; 2,2-Dimethylpentane; 2,3-Dimethylbutane; 2,3-Dimethylhexane; 2,4-Dimethylheptane; 2,4-Dimethylpentane; 2,5-Dimethylheptane; 2-Methylhexane; 2-Methylpentane; 3,3-Dimethylpentane; 3,4-Dimethylhexane; 3-Ethylpentane; 3-Methyloctane; 4-Methylheptane; Ethylbenzene; Ethylcyclopentane; 2,6-Dimethylheptane; 3-Ethylheptane

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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