1-Octanol
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- Category :
Intermediates/Pharmaceutical intermediates
- CAS NO : 111-87-5
- EC NO : 203-917-6
- Molecular Formula : C8H18O
- Main Specifications : 99% min
- Synonyms : 1-octyl alcohol;Alcohol C-8;Heptyl carbinol;n-Caprylic Alcohol;n-octanol;n-Capryl Alcohol;octan-1-ol;Caprylic alcohol;Octyl alcohol;Capryl alcohol;N-OCTYL ALCOHOL;OCTANOL,1-;octanol;Amylethylcarbinol;
Package: 25kg，50kg 200kg
Uses : n-Butanol is mainly used for the production of plasticizers, extractants, stabilizers, fragrance intermediates, solvents, defoamers, and lubricant additives. It is also used in food flavoring formulations and as a gas chromatography standard substance.
Molecular Structure:
Product description:
What is the chemical of 1-Octanol ?
Appearance: Colorless transparent liquid；
Assay:99%min by GC；
IR Identity: conform to standard；
HNMR： conform to standard；
carbon spectrum: conform to standard；
Water by K. F.:0.5% max or as per the customer’s request；
Loss on drying:0.5% max. or as per the customer’s request；
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Main Uses: Octanol is primarily used in the production of plasticizers (such as dioctyl phthalate), extractants, stabilizers, fragrance intermediates, solvents, defoamers, and lubricant additives. It is also employed in food flavoring formulations (e.g., coconut, pineapple, citrus) and as a gas chromatography standard substance.
Plasticizer Production: It is used to manufacture dioctyl phthalate (DOP), dioctyl terephthalate, dioctyl azelate, dioctyl sebacate, and others, which are widely applied in the plastics industry.
Fragrance Components: It is utilized in the formulation of rose, lily, citrus, peach, coconut, and other fragrances, as well as in soap fragrances and food flavors.
Solvent and Extractant: It serves as a solvent or dispersant in coatings, dyeing, films, and petroleum additives.
Stabilizer and Defoamer: It plays a role in industrial additives.
Laboratory Use: It is used as a gas chromatography analysis standard and an organic synthesis intermediate.
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Industrially, it is mainly prepared by the following methods:
1. Oxidation Synthesis Method (Oxo-Hydrogenation Route)
Raw Material: 1-heptene
Process:
Under the action of a cobalt catalyst (e.g., Co?(CO)?), 1-heptene reacts with carbon monoxide and hydrogen at 150–170°C and 20–30 MPa pressure to undergo hydroformylation, producing octanal. Octanal is then treated to remove cobalt, followed by hydrogenation under pressure in the presence of a nickel catalyst to reduce it to 1-octanol.
2. Extraction from Natural Sources
It can be obtained by reduction starting from caprylic acid in coconut oil to produce 1-octanol.
3. Other Methods
Trace amounts of 1-octanol or its esters are present in some essential oils (e.g., bitter orange, pomelo, green tea). These can be extracted via hydrolysis, but this method is not suitable for large-scale production. (For reference only)
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