NACOL 18 Alcohol is high purity 1-octadecanol (also known as stearyl alcohol), based on renewable or petrochemical resources. It is a white solid with a slight sweet odor. It is used in personal care as emulsion stabilizer, viscosity increasing agent and fragrance ingredient, used in hair dyes and colors, moisturizing preparations, shaving preparations and cleansing products. For documents specific to a region, please contact Sasol using the 'Request Document' button.

Chemical Name: Stearyl Alcohol

CAS Number: 112-92-5

Chemical Family: Alcohols

Labeling Claims: High Purity

Synonyms: 1-Hydroxyoctadecane, 1-Octadecanol, Alcohol Stearylicus, Alfol 18, Atalco S, Octadecan-1-ol, Octadecanol, Octadecanol NF, Octadecyl Alcohol, Stearal, Stearic Alcohol, Stearol

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Identification & Functionality

Chemical Family
Chemical Name
CAS No.
112-92-5
EC No.
204-017-6

Features & Benefits

Labeling Claims
Base Chemicals Features

Applications & Uses

Markets
Applicable Processes
Industrial Additives End Use

Properties

Physical Form
Odor
Typical
Appearance
Colorless after melting
Typical Properties
ValueUnitsTest Method / Conditions
nC 18 OH Contentmin. 98wt. %600-12
Refractive Index (nD60)1.438—DIN 51423
Density at 60°C0.813 - 0.817g/mlDIN 51757
Viscosity at 60°Capprox. 10.1mPa.s600-25
Water Contentmax. 0.1 wt. %DIN 51777
Acid Numbermax. 0.05mg KOH/g—
Colormax. 10—APHA
Iodine Valuemax. 0.25mg I/100mg600-39
Ester Valuemax. 0.1mg KOH/g600-33
Hydroxyl Value200 - 210mg KOH/g600-30
Molecular weight267 - 275g/mol600-19
Flash Pointapprox. 174°CISO 2592
Boiling Range325 - 340°C600-21
Melting Point57 - 60°C600-22C
Solidification Pointapprox. 56 - 59°CDIN 53175

Regulatory & Compliance

Packaging & Availability

Regional Availability
  • Africa
  • Asia Pacific
  • Canada
  • Europe
  • Latin America
  • USA

Storage & Handling

Storage And Handling

Precautions for safe handling 

Advice on protection against fire and explosion

  • Normal measures for preventive fire protection

Other data

  • Stable under normal conditions.