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D251

Decahydronaphthalene, mixture of cis + trans

reagent grade, 98%

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:
12352001
NACRES:
NA.21
PubChem Substance ID:
329798742
EC Number:
202-046-9
Beilstein/REAXYS Number:
878165
MDL number:
MFCD00004130
Assay:
98%
Grade:
reagent grade
Bp:
189-191 °C (lit.)
Vapor pressure:
42 mmHg ( 92 °C), 741 mmHg ( 188 °C)
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grade

reagent grade

Quality Segment

100

vapor density

4.76 (vs air)

vapor pressure

42 mmHg ( 92 °C), 741 mmHg ( 188 °C)

assay

98%

form

liquid

autoignition temp.

482 °F

expl. lim.

0.7-4.9 %, 100 °F

dilution

(for analytical testing)

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

General description

Decahydronaphthalene, mixture of cis + trans is a bicyclic organic compound that can be used as an industrial solvent. It can be prepared by the complete catalytic hydrogenation of naphthalene or tetralin.

Application

Decahydronaphthalene, mixture of cis+ trans can be used as a solvent in the:
  • Distannoxane-catalyzed synthesis of aliphatic polyesters via polycondensation.
  • Intramolecular carbonyl-ene cyclocondensation of oxygenated o-phenylallylbenzaldehydes to synthesize substituted naphthalenes.

Legal Information

Decalin is a trademark of Sigma-Aldrich Co. LLC

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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

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