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296988

Sigma-Aldrich

Octane

anhydrous, ≥99%

Synonym(s):
n-Octane
Linear Formula:
CH3(CH2)6CH3
CAS Number:
Molecular Weight:
114.23
Beilstein:
1696875
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

anhydrous

Quality Level

vapor density

3.9 (vs air)

vapor pressure

11 mmHg ( 20 °C)

Assay

≥99%

form

liquid

autoignition temp.

428 °F

expl. lim.

6.5 %

impurities

<0.002% water
<0.005% water (100 mL pkg)

evapn. residue

<0.0003%

refractive index

n20/D 1.398 (lit.)

bp

125-127 °C (lit.)

mp

−57 °C (lit.)

solubility

ethanol: soluble(lit.)

density

0.703 g/mL at 25 °C (lit.)

SMILES string

CCCCCCCC

InChI

1S/C8H18/c1-3-5-7-8-6-4-2/h3-8H2,1-2H3

InChI key

TVMXDCGIABBOFY-UHFFFAOYSA-N

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Octane anhydrous, &#8805;99%

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n-Octane for synthesis

Sigma-Aldrich

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n-Octane

n-Octane reference substance for gas chromatography

Supelco

1.09716

n-Octane

grade

anhydrous

grade

electronic grade

grade

-

grade

-

vapor density

3.9 (vs air)

vapor density

3.9 (vs air)

vapor density

-

vapor density

-

vapor pressure

11 mmHg ( 20 °C)

vapor pressure

11 mmHg ( 20 °C)

vapor pressure

14 hPa ( 20 °C)

vapor pressure

14 hPa ( 20 °C)

assay

≥99%

assay

≥99% (CP), ≥99.999% metals basis

assay

≥99% (GC)

assay

≥99% (GC)

form

liquid

form

liquid

form

liquid

form

liquid

autoignition temp.

428 °F

autoignition temp.

428 °F

autoignition temp.

210 °C

autoignition temp.

210 °C

General description

Octane is linear alkane that can be synthesized from furfural, a renewable biomass resource. It can undergo catalytic cracking over alkali-treated MFI (Mordenite Framework Inverted) zeolites to mainly form primary cracking products.

Other Notes

Pure-Pac® II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723.

Legal Information

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

Signal Word

Danger

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)

55.4 °F - closed cup

Flash Point(C)

13 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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