Butyl oleate

CAS Number
142-77-8
EC Number
205-559-6
Chemical Formula
C22H42O2
Molecular Weight
338.6 g/mol

Description

Butyl oleate (CAS 142-77-8) is an ester of oleic acid and butanol used across industrial and personal care markets as a plasticizer, lubricant, and solvent carrier. Its low volatility and good solvency make it a functional alternative to mineral oil-based carriers in formulation work. In coatings and adhesives, it acts as a plasticizer to improve flexibility.

It helps reduce brittleness in films and sealant formulations. Personal care manufacturers incorporate it into emollient systems, where it functions as a skin-conditioning carrier for actives and pigments. Textile and leather processors use it as a softening and lubricating agent during fiber treatment and finishing operations. In metalworking, it serves as a base fluid or additive component.

It is frequently utilized in cutting oils and rust-preventive formulations. The material is supplied as a clear to pale yellow liquid in drum and IBC quantities, with bulk tanker options available. Technical grade is the standard commercial offering, with purity levels typically at 97% or above. Cosmetic-grade material meeting relevant purity and color specifications is available for personal care.

Our product ensures consistent performance across diverse industrial applications. We maintain strict quality control to ensure the material meets the necessary requirements for your specific manufacturing needs.

Other Names (Synonyms)

Oleic acid, butyl ester|butyl 9-octadecenoate|1-butyl oleate|n-Butyl oleate|Butyl cis-9-octadecenoate|Advaplast 42|Kesscoflex BO|Wilmar Butyl Oleate

Key Technical Features

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

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Physical Properties

Melting Point -26.4 °C
Boiling Point 228 °C @ Press: 15 Torr
Density 0.8704 g/cm³ @ Temp: 15 °C
Flash Point 180°C
Appearance Light-colored, oleaginous liquid; mild odor.Insoluble in water; miscible with alcohol, ether, vegetable and mineral oils. Com- bustible.
Color Colourless
Odor at 100.00 %. mild fatty
Form Oil
Refractive Index 1.4480
Log P 9.754 (est)

Documentation

Safety & Handling Learn More

Warning
GHS07· Irritant

Hazard Statements

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Precautionary Statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Trade & Regulatory

HS Code 2916150000
WGK (Germany) 1
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