Description

Octadecanoic Acid 3-Octadecyloxypropyl Ester is a high-purity synthetic ester derived from stearic acid. This compound is valued for its excellent hydrophobic and lubricating properties, making it a versatile intermediate and functional additive. It is primarily utilized in the formulation of high-performance lubricants, polymer processing aids, and specialty surfactants for demanding industrial applications.

Application

• As a lubricant and mold release agent in plastics and rubber processing.
• As a key intermediate for synthesizing specialty surfactants and emulsifiers.
• As a waterproofing agent and hydrophobic additive in coatings, textiles, and paper.
• As a viscosity modifier and friction reducer in industrial lubricants and greases.
• As a plasticizer and processing aid for specific polymer systems.
• In the formulation of personal care products requiring stable, non-greasy emollients.
• As a corrosion inhibitor component in metalworking fluids and protective coatings.

Basic Information

Product Name	Octadecanoic Acid 3-Octadecyloxypropyl Ester
CAS No.	17367-40-7
Molecular Formula	C₃₉H₇₈O₃
Molecular Weight	595.0 g/mol
Synonyms	3-Octadecyloxypropyl Octadecanoate; Propanoic Acid, 3-(Octadecyloxy)-, Octadecyl Ester; Stearic Acid 3-Octadecyloxypropyl Ester; Octadecanoic Acid, 3-(Octadecyloxy)propyl Ester; Glyceryl 1-Stearate 3-Octadecyl Ether (related structure); Octadecyl 3-(Octadecyloxy)propanoate
EINECS	Contact for details

Quality Control

Our Octadecanoic Acid 3-Octadecyloxypropyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 95.0%
Acid Value	≤ 2.0 mg KOH/g
Hydroxyl Value	≤ 10.0 mg KOH/g
Melting Point	50 - 60 °C
Heavy Metals (as Pb)	≤ 10 ppm

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