Stearyl alcohol
Appearance
Names | |
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IUPAC name
Octadecan-1-ol
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Other names
Octadecyl alcohol, stearyl alcohol
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Identifiers | |
3D model (JSmol)
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ChEBI | |
ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.003.652 |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C18H38O | |
Molar mass | 270.49 g/mol |
Appearance | White solid |
Density | 0.812 g/cm³ |
Melting point | 59.4-59.8 °C |
Boiling point | 210 °C at 15 mmHg (~2.0 kPa) |
1.1 x 10-3 mg/L | |
Hazards | |
Flash point | 185 °C (365 °F; 458 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Stearyl alcohol (also known as octadecyl alcohol or 1-octadecanol) is an organic compound with the formula CH3(CH2)16CH2OH. It is classified as a fatty alcohol. It takes the form of white granules or flakes, which are insoluble in water. It has a wide range of uses as an ingredient in lubricants, resins, perfumes and cosmetics. It is used as an emollient, emulsifier, and thickener in ointments of various sorts, and is widely used as a hair coating in shampoos and hair conditioners.
Stearyl alcohol is prepared from stearic acid or some fats by the process of catalytic hydrogenation. It has low toxicity.[2]
References
- ^ Merck Index, 11th Edition, 8762.
- ^ Klaus Noweck, Wolfgang Grafahrend, "Fatty Alcohols" in Ullmann's Encyclopedia of Industrial Chemistry 2006, Wiley-VCH, Weinheim. doi:10.1002/14356007.a10 277.pub2