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Stearic Acid

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Stearic Acid
Chemical Product

Stearic Acid

Molecular FormulaC18H36O2 CAS57-11-4 Molecular Weight284.48 g/mol g/mol
SynonymsOctadecanoic acid
Safety & Hazards (GHS) Danger
Acute toxic Acute toxic Irritant Irritant Environmental hazard Environmental hazard

⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).

Stearic Acid is a saturated fatty acid commonly used in the production of soaps, cosmetics, and industrial applications.
- Soap Manufacturing: Used as a hardening agent in soap production. - Cosmetics: Applied in the formulation of creams, lotions, and other personal care products. - Chemical Manufacturing: Used as a raw material for the production of surfactants, detergents, and lubricants. - Industrial Applications: Used in the manufacture of candles, rubber, and as a lubricant.
AppearanceWhite, waxy solid
OdorFaint odor
Molecular FormulaC18H36O2
Molecular Weight284.48 g/mol
Melting Point69.6 °C
Density0.865 g/cm³
SolubilityInsoluble in water, soluble in alcohol and ether
Flash Point287 °C
Chemical StabilityStable under normal conditions, but decomposes when exposed to high heat
IUPAC Nameoctadecanoic acid
Molecular FormulaC18H36O2
Molecular Weight284.48 g/mol g/mol
SMILESCCCCCCCCCCCCCCCCCC(=O)O
InChIKeyQIQXTHQIDYTFRH-UHFFFAOYSA-N
  • H301 Toxic if swallowed
  • H315 Causes skin irritation
  • H400 Very toxic to aquatic life

⚠️ For information only; not a substitute for the official SDS.

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