Customization: | Available |
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CAS No.: | 111-02-4 |
Formula: | C30h50 |
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Name | (E,E,E,E)-Squalene |
Synonyms | trans-Squalene; (all-E)-2,6,10,15,19,23-Hexamethyl-2,6,10,14,18,22-tetracosahexaene |
Molecular Structure | |
Molecular Formula | C30H50 |
Molecular Weight | 410.72 |
CAS Registry Number | 111-02-4 |
EINECS | 203-826-1 |
Density | 0.858 |
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Melting point | -75 ºC |
Boiling point | 285 ºC (25 mmHg) |
Refractive index | 1.4945-1.4965 |
Water solubility | <0.1 g/100 mL at 19 ºC |
Properties: Appearance: Trans-squalene is usually a colorless to light yellow liquid. Density: Relatively small density, about 0.84 g/cm³. Solubility: It is soluble in common organic solvents and reacts with some polycyclic aromatic hydrocarbons.
Use: lubricating oil additive: Trans-squalene can be used as an additive in synthetic lubricating oil to improve the viscosity index and oxidation resistance of lubricating oil.
Preparation Method: Trans-squalene is usually prepared by the following steps: decyne is produced to octadecyl bromide by a trans-selective reduction reaction. The cyclopentyl compound was obtained by the cycloamylated reaction between the bromide and cyclohexene. In the presence of a metal catalyst (such as palladium), the olefin is translocated to form trans-squalene.
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