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270504

Sigma-Aldrich

Hexane

suitable for HPLC, ≥95%

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Synonym(s):
n-Hexane
Linear Formula:
CH3(CH2)4CH3
CAS Number:
Molecular Weight:
86.18
Beilstein:
1730733
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.06

Agency

suitable for EPA ACB B21-02
suitable for EPA ACB B23-05b
suitable for EPA OTM-45

Quality Level

vapor density

~3 (vs air)

vapor pressure

256 mmHg ( 37.7 °C)
5.2 psi ( 37.7 °C)
~132 mmHg ( 20 °C)

Assay

≥95%

form

liquid

autoignition temp.

453 °F

expl. lim.

7.7 %

technique(s)

HPLC: suitable
UV/Vis spectroscopy: suitable

impurities

<0.02% water

evapn. residue

<0.0005%

refractive index

n20/D 1.375 (lit.)

pH

7

bp

69 °C (lit.)
69 °C

mp

−95 °C (lit.)

density

0.659 g/mL at 25 °C (lit.)

λ

H2O reference

UV absorption

λ: 195 nm Amax: 1.0
λ: 210 nm Amax: 0.30
λ: 220 nm Amax: 0.10
λ: 230 nm Amax: 0.05
λ: 240 nm Amax: 0.02
λ: 250-400 nm Amax: 0.01

application(s)

food and beverages

SMILES string

CCCCCC

InChI

1S/C6H14/c1-3-5-6-4-2/h3-6H2,1-2H3

InChI key

VLKZOEOYAKHREP-UHFFFAOYSA-N

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HX029867539334859
Hexane suitable for HPLC, &#8805;95%

Sigma-Aldrich

270504

Hexane

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Hexanes, 98.5%,

Hexane HPLC Plus, for HPLC, GC, and residue analysis, &#8805;95%

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675393

Hexane

Hexane suitable for HPLC, &#8805;97.0% (GC)

Sigma-Aldrich

34859

Hexane

vapor pressure

256 mmHg ( 37.7 °C), 5.2 psi ( 37.7 °C), ~132 mmHg ( 20 °C)

vapor pressure

160 hPa ( 20 °C)

vapor pressure

256 mmHg ( 37.7 °C), 5.2 psi ( 37.7 °C), ~132 mmHg ( 20 °C)

vapor pressure

256 mmHg ( 37.7 °C), 5.2 psi ( 37.7 °C), ~132 mmHg ( 20 °C)

assay

≥95%

assay

≥98.5% (hexane isomers + methylcyclopentane), ≥99.8% (total aliphatic hydrocarbons less than C8)

assay

≥95%

assay

≥97.0% (GC)

form

liquid

form

liquid

form

liquid

form

liquid

autoignition temp.

453 °F

autoignition temp.

-

autoignition temp.

453 °F

autoignition temp.

453 °F

expl. lim.

7.7 %

expl. lim.

-

expl. lim.

7.7 %

expl. lim.

7.7 %

Other Notes

Important notice
The article number 270504-6X1L will be discontinued. Please order the single bottle 270504-1L which is physically identical with the same exact specifications.

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Signal Word

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2 Inhalation - STOT SE 3

Target Organs

Central nervous system, Nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

-7.6 °F

Flash Point(C)

-22 °C


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Protocols

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HPLC Analysis of Fat Soluble Vitamins by Normal Phase Chromatography on Ascentis® Si

Separation of (±)-α-Tocopherol, analytical standard; Menadione (K3), analytical standard; (+)-γ-Tocopherol, analytical standard; Cholecalciferol (D3), analytical standard

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