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Butyl stearate

CAS Number
123-95-5
EC Number
204-666-5
Chemical Formula
C22H44O2
Molecular Weight
340.6 g/mol

Description

Butyl stearate (CAS 123-95-5 ), also known as butyl octadecanoate, is a fatty acid ester used across food, cosmetics, and industrial manufacturing. It functions primarily as a lubricant, emollient, and plasticizer, depending on the application sector. In personal care formulations, it acts as an emollient and skin-conditioning agent in creams, lotions, and color cosmetics. It improves spreadability and texture without a heavy feel, making it a versatile choice for high-end cosmetic products. Metalworking and industrial lubricant formulators use it as a base or additive in cutting fluids and release agents. Its ester chemistry provides low-friction performance on metal surfaces, enhancing the efficiency of various machining processes. In plastics processing, it functions as an internal lubricant and plasticizer, reducing melt viscosity and improving flow during extrusion and molding. This helps manufacturers achieve better consistency and finish in their plastic components. Food-grade butyl stearate carries FEMA 2214 status and is used as a flavoring adjuvant and surface lubricant. It is commonly found in confectionery and food manufacturing applications where high purity is required for safety. Butyl stearate is supplied as a clear to pale yellow liquid at ambient temperatures. It is available in food-grade and technical-grade specifications, with food-grade material conforming to relevant purity standards for flavor and food contact. The material is produced to meet rigorous quality benchmarks, ensuring reliability across diverse industrial sectors. Bulk supply is standard in drums and IBC containers to accommodate large-scale manufacturing requirements. Contact us for supply of Butyl stearate Request Quote

Other Names (Synonyms)

N-Butyl stearate | Butyl octadecylate | Butyl octadecanoate | Octadecanoic acid, butyl ester | Kesscoflex BS | Kessco BSC | n-Butyl octadecanoate | Starfol BS-100

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point27 °C
Boiling Point343 °C
Density0.854 g/cm³ @ Temp: 25 °C
Flash Point25 °C
AppearanceLOW MELTING SOLID OR LIQUID
ColorWhite or Colorless to Light yellow
Odorat 100.00 %. mild fatty oily
FormLiquid
Water SolubilityImmiscible with water. Miscible with ethanol and acetone
Refractive Indexn 20/D 1.443
Log P9.70

Trade & Regulatory

HS Code29157080
Storage Class10 - Combustible liquids
WGK (Germany)1