Description

Oleyl Stearate is a high-purity, unsaturated fatty acid ester derived from oleyl alcohol and stearic acid, known for its excellent emollient and lubricating properties. This versatile compound is valued for its ability to enhance texture, spreadability, and stability in a wide range of formulations. It is an essential ingredient for manufacturers in the personal care, cosmetics, and pharmaceutical industries seeking superior skin feel and product performance.

Application

• Cosmetic & Personal Care Formulations: Acts as a primary emollient and skin-conditioning agent in creams, lotions, lipsticks, and sunscreens, providing a smooth, non-greasy feel.
• Pharmaceutical Topicals: Used as a lubricant and texture enhancer in ointments, dermatological creams, and medicated balms.
• Hair Care Products: Serves as a conditioning agent in shampoos, conditioners, and hair styling products to improve manageability and shine.
• Industrial Lubricants & Release Agents: Functions as a biodegradable lubricant and mold release agent in plastic and rubber processing.
• Textile & Leather Processing: Employed as a softener and lubricant in fiber treatments and leather finishing to improve hand feel.

Basic Information

Product Name	Oleyl Stearate
CAS No.	17673-50-6
Molecular Formula	C₃₆H₇₀O₂
Molecular Weight	534.9 g/mol
Synonyms	9-Octadecen-1-ol, 1-octadecanoyl ester; (Z)-Octadec-9-enyl stearate; Oleyl alcohol stearic acid ester; Stearic acid, oleyl ester; Oleyl stearate (technical grade); Emollient EST-OL-ST; Waxenol 816
EINECS	241-654-9

Quality Control

Our Oleyl Stearate is manufactured under a strict quality management system. Each batch is tested to ensure it meets high-purity standards suitable for cosmetic and pharmaceutical applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and physical parameters is provided with every shipment to guarantee consistent quality and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Avoid prolonged exposure to high temperatures and moisture to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or soft solid
Identification (IR)	Conforms
Assay (GC)	≥ 95.0%
Acid Value	≤ 2.0 mg KOH/g
Iodine Value	20 - 35
Saponification Value	100 - 115

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.