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Merck
CN

294772

Decahydronaphthalene, mixture of cis + trans

anhydrous, ≥99%

Synonym(s):

Decalin™

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About This Item

Empirical Formula (Hill Notation):
C10H18
CAS Number:
91-17-8
Molecular Weight:
138.25
UNSPSC Code:
12190000
NACRES:
NA.21
PubChem Substance ID:
24857736
EC Number:
202-046-9
Beilstein/REAXYS Number:
878165
MDL number:
MFCD00004130
Grade:
anhydrous
Assay:
≥99%
Bp:
189-191 °C (lit.)
Vapor pressure:
42 mmHg ( 92 °C)
741 mmHg ( 188 °C)

Key Documents

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Product Name

Decahydronaphthalene, mixture of cis + trans, anhydrous, ≥99%

InChI key

NNBZCPXTIHJBJL-UHFFFAOYSA-N

InChI

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

SMILES string

C1CCC2CCCCC2C1

grade

anhydrous

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.)

Quality Level

100

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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.

Legal Information

Decalin is a trademark of Sigma-Aldrich Co. LLC

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1C

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

134.6 °F - closed cup

flash_point_c

57 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品
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Certificates of Analysis (COA)

Lot/Batch Number
SHBT1475
SHBR8062
SHBP4951
SHBN8533
SHBN4130

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Kinetics of liquid phase cyclohexene hydrogenation on Pd?Al/biomorphic carbon catalysts.
Caza?a F, et al.
Catalysis Today, 249, 127-136 (2015)
Poly (diketopyrrolopyrrole-benzothiadiazole) with Ambipolarity Approaching 100% Equivalency.
Cho S, et al.
Advances in Functional Materials, 21(10), 1910-1916 (2011)
Conformational isomerization of cis-decahydronaphthalene over zeolite catalysts.
Lai WC and Song C.
Catalysis Today, 31(1), 171-181 (1996)
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
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)
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