D251

Decahydronaphthalene, mixture of cis + trans

reagent grade, 98%

• Synonym(s): Decalin^™
• Empirical Formula (Hill Notation): C₁₀H₁₈
• CAS Number: 91-17-8
• Molecular Weight: 138.25
• Beilstein: 878165
• EC Number: 202-046-9
• MDL number: MFCD00004130
• UNSPSC Code: 12352001
• PubChem Substance ID: 329798742
• NACRES: NA.21

Properties

• grade: reagent grade
• Quality Level: 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
• 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

Description

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

Safety Information

• Pictograms: GHS02,GHS06,GHS08,GHS05,GHS09
• Signal Word: Danger
• Hazard Statements: H226,H304,H314,H331,H410
• Precautionary Statements: P210 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 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 Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 134.6 °F - closed cup
• Flash Point(C): 57 °C - closed cup