中文
- Stearyl alcohol
- Product Detail
- Company Profile
Chemical name: 1-Octadecanol
INCI Name: Stearyl Alcohol
CAS Registry Number: 112-92-5
EINECS login number: 204-017-6
Molecular formula : C18H38O
Molecular weight: 242.44
HS Code: 2905170000
Synonyms: Octadecanol, 1-hydroxyoctadecane, lipalcohol, 1-octadecaneol, n-octadecyl alcohol, n-octadecyl alcohol, 1-octadecyl alcohol, 1-octadecyl alcohol (GC standard, >99.5%), octadecyl alcohol, Octadecyl alcohol, Stearyl alcohol, 1-Octadecanol, Stearyl Alcohol, Stearyl Alcohol Pastilles.
Application areas
|
Application areas |
Application Notes |
|
food additives |
Stearyl alcohol is used as a sweetener and humectant, enhancing flavor and extending shelf life during food processing. Octadecyl alcohol can form glycerides with fatty acids, used in the production of chocolate, candy, desserts, and frozen foods. |
|
Textile industry |
Octadecyl alcohol can also be used as a dye solvent and coating additive in the textile industry to improve the quality of dyeing and coating. |
|
Pharmaceutical manufacturing |
Stearyl alcohol has been used in controlled-release tablets , suppositories, and has also been studied as a transdermal permeation enhancer. Octadecyl alcohol is also used as a solvent and carrier in the preparation of some injectable and oral drugs. Its good solubility and low toxicity make it an ideal pharmaceutical excipient. |
|
Daily chemical industry |
Stearyl alcohol is commonly used in cosmetics . By increasing the viscosity of emulsions, it enhances their stability. Stearyl alcohol also possesses certain emollient and mild emulsifying properties, making it useful for improving the water-retention capacity of ointments, such as Vaseline . Octadecyl alcohol can effectively moisturize and absorb moisture from the skin, prevent dryness and cracking, and help keep the skin soft and smooth. |
Packaging
Kraft paper bags
Stability and storage conditions
Stearyl alcohol should be stored in a cool, well-ventilated warehouse. Keep away from fire and heat sources. Protect from direct sunlight. Keep containers sealed. It should be stored separately from oxidizers, acids, acid anhydrides, and acyl chlorides; mixed storage is strictly prohibited. Appropriate types and quantities of fire-fighting equipment should be available. The storage area should be equipped with spill response equipment and suitable containment materials.
Product Compliance
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Indicator range |
GB/T16451 |
CP |
BP, EP |
USP |
||
|
Appearance |
White solid |
White solid |
White solid |
White solid |
White solid |
White solid |
|
C18 |
≥ 98 |
≥ 97 |
≥ 96 |
≥95 |
≥95 |
≥90 |
|
Melting point, °C |
57-60 |
56-60 |
55-61 |
57-60 |
57-60 |
55-60 |
|
Color, Hazen |
≤10 |
≤15 |
≤30 |
/ |
/ |
/ |
|
Acid value (calculated as KOH) mg/g |
≤0.1 |
≤0.2 |
≤0.3 |
≤1.0 |
≤1.0 |
≤2.0 |
|
Saponification value (calculated as KOH) mg/g |
≤0.5 |
≤0.8 |
≤1.0 |
≤1.0 |
≤2.0 |
/ |
|
Hydroxyl value (calculated as KOH) mg/g |
203-210 |
200-215 |
200-220 |
197-217 |
197-217 |
195-220 |
|
Iodine value (as I₂ ) g/100g |
≤0.5 |
≤1.0 |
≤1.5 |
≤2.0 |
≤2.0 |
≤2.0 |
|
Alkane content, % |
≤0.5 |
≤1.0 |
≤1.5 |
/ |
/ |
/ |
|
Carbonyl value, mg/Kg |
≤100 |
≤150 |
≤200 |
/ |
/ |
/ |
|
Burning residue, % |
/ |
/ |
/ |
≤0.05 |
/ |
/ |
|
Heavy metals, ppm |
/ |
/ |
/ |
≤0.1 |
/ |
/ |
|
Mercury, mg/kg |
≤1 |
≤1 |
≤1 |
/ |
/ |
/ |
|
Lead, mg/kg |
≤10 |
≤10 |
≤10 |
/ |
/ |
/ |
|
Arsenic, mg/kg |
≤2 |
≤2 |
≤2 |
/ |
/ |
/ |
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Cornigs Polyols is a leading technology unicorn company in China, specializing in the research, development, production, and application of bio-based intermediates, bio-based materials, and bio-based polymers. Based on synthetic biology and materials science, and utilizing biomass raw materials and biomanufacturing methods, the company focuses on bio-based polyols as its core product.
Leveraging its leading technological capabilities and superior product quality, Cornigs has developed product lines including CORNIGS? biomaterials, Cornitol? polyols, CornMed? medical intermediates, and Cornzymes? biosynthesis. Its business covers bio-based polyols, biomaterials, biopharmaceuticals, biological products, modern agriculture, biochemistry, and new electronic materials, providing comprehensive product and technology solutions from demand assessment and technology development to product customization, application process development, and intellectual property sharing.
Cornigs has established the "Nanjing University of Technology - Cornigs Polyols Joint R&D Center" in collaboration with Nanjing University of Technology. This center houses a world-class biological development laboratory and boasts a team of nearly 30 consultants, academicians, and professors. The core team members come from prestigious Chinese universities such as Peking University, Sichuan University, and Nanjing University. The company has accumulated 35 authorized core intellectual property rights, including invention patents and software copyrights.
Headquartered in the Wuzhong Economic Development Zone of Suzhou, Cornigs has independently designed and built the first GMP-standard flexible automated production line in China. Utilizing an Industry 4.0 intelligent production control system, it has pioneered a new jet processing technology. High-precision online sensor matrices provide real-time monitoring, and intelligent algorithms and edge computing enable continuous flow production of multiple product categories and batches. This has created an industry-leading smart factory with advanced manufacturing capabilities, covering an area of ??50,000 square meters.
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