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Key Documents

8.20920

Sigma-Aldrich

n-Octadecane

for synthesis

Synonym(s):

n-Octadecane

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About This Item

Linear Formula:
CH3(CH2)16CH3
CAS Number:
593-45-3
Molecular Weight:
254.49
MDL number:
MFCD00009007
UNSPSC Code:
12352001
EC Index Number:
209-790-3

vapor pressure

<0.1 hPa ( 20 °C)

assay

≥99.0% (GC)

autoignition temp.

235 °C

bp

317 °C/1013 hPa

mp

26-29 °C

transition temp

flash point 154 °C

solubility

insoluble <0.0001 g/L

density

0.78 g/cm3 at 20 °C

InChI

1S/C18H38/c1-3-5-7-9-11-13-15-17-18-16-14-12-10-8-6-4-2/h3-18H2,1-2H3

InChI key

RZJRJXONCZWCBN-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Identity (GC): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

pictograms

Health hazard
GHS08

signalword

Danger

hcodes

H304

Hazard Classifications

Asp. Tox. 1

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

330.8 °F - closed cup

flash_point_c

166 °C - closed cup

Certificates of Analysis (COA)

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