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294772

Sigma-Aldrich

Decahydronaphthalene, mixture of cis + trans

anhydrous, ≥99%

Synonym(s):
Decalin
Empirical Formula (Hill Notation):
C10H18
CAS Number:
Molecular Weight:
138.25
Beilstein:
878165
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

anhydrous

Quality Level

vapor density

4.76 (vs air)

vapor pressure

42 mmHg ( 92 °C)
741 mmHg ( 188 °C)

assay

≥99%

form

liquid

autoignition temp.

482 °F

expl. lim.

0.7-4.9 %, 100 °F

impurities

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

refractive index

n20/D 1.474 (lit.)

bp

189-191 °C (lit.)

mp

−125 °C (lit.)

density

0.896 g/mL at 25 °C (lit.)

SMILES string

C1CCC2CCCCC2C1

InChI

1S/C10H18/c1-2-6-10-8-4-3-7-9(10)5-1/h9-10H,1-8H2

InChI key

NNBZCPXTIHJBJL-UHFFFAOYSA-N

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Application

Decahydronaphthalene, mixture of cis + trans has been used as a liquid phase to study the reaction rate of hydrogenation of cyclohexene in the presence of a Pd–Al/biomorphic carbon catalyst.

Packaging

100 mL in Sure/Seal™
1, 2 L in Sure/Seal™

Legal Information

Decalin is a trademark of Sigma-Aldrich Co. LLC

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 3 - Skin Corr. 1B

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

134.6 °F - closed cup

Flash Point(C)

57 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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