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Decahydronaphthalene, mixture of cis + trans

anhydrous, ≥99%

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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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1 of 4

This Item
D2518.03101110469
Decahydronaphthalene (mixture of cis-and trans isomers) for synthesis

Sigma-Aldrich

8.03101

Decahydronaphthalene

vapor density

4.76 (vs air)

vapor density

4.76 (vs air)

vapor density

-

vapor density

4.76 (vs air)

vapor pressure

42 mmHg ( 92 °C), 741 mmHg ( 188 °C)

vapor pressure

42 mmHg ( 92 °C), 741 mmHg ( 188 °C)

vapor pressure

1.3 hPa ( 20 °C)

vapor pressure

42 mmHg ( 92 °C)

assay

≥99%

assay

98%

assay

≥99% (GC)

assay

99%

form

liquid

form

liquid

form

liquid

form

-

autoignition temp.

482 °F

autoignition temp.

482 °F

autoignition temp.

255 °C

autoignition temp.

482 °F

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.

Legal Information

Decalin is a trademark of Sigma-Aldrich Co. LLC

recommended

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

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Poly (diketopyrrolopyrrole-benzothiadiazole) with Ambipolarity Approaching 100% Equivalency.
Cho S, et al.
Advances in Functional Materials, 21(10), 1910-1916 (2011)
The Densities and Surface Tensions of cis-and trans-Decahydronaphthalene between-30 and 180?1.
Seyer WF and Davenport CH.
Journal of the American Chemical Society, 63(9), 2425-2427 (1941)
Manuel F Wagenhofer et al.
Science advances, 6(19), eaax5331-eaax5331 (2020-05-20)
Unsupported Ni-Mo sulfides have been hydrothermally synthesized and purified by HCl leaching to remove Ni sulfides. Unblocking of active sites by leaching significantly increases the catalytic activity for dibenzothiophene hydrodesulfurization. The site-specific rates of both direct (hydrogenolytic) and hydrogenative desulfurization
Conformational isomerization of cis-decahydronaphthalene over zeolite catalysts.
Lai WC and Song C.
Catalysis Today, 31(1), 171-181 (1996)

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