Description

Octadecanoic Acid, Nonadecyl Ester CAS NO 36610-45-4 is a high-purity, long-chain fatty acid ester derived from stearic acid. This compound serves as a versatile and effective intermediate and additive, prized for its hydrophobic and lubricating properties. It is essential for manufacturers in the cosmetics, plastics, and specialty chemical industries seeking to enhance product performance and stability.

Application

• As a high-performance lubricant and slip agent in polymer processing and plastic films.
• As a key emollient and thickening agent in cosmetic and personal care formulations, such as creams and lotions.
• As a waterproofing agent and hydrophobic modifier for textiles, paper, and coatings.
• As a plasticizer and processing aid to improve the flexibility and workability of PVC and other resins.
• As a raw material and intermediate for the synthesis of more complex surfactants and specialty chemicals.
• As a component in release agents and mold lubricants for industrial manufacturing processes.
• In the formulation of polishes and waxes to provide gloss and protective layers.

Basic Information

Product Name	Octadecanoic Acid, Nonadecyl Ester
CAS No.	36610-45-4
Molecular Formula	C₃₇H₇₄O₂
Molecular Weight	550.99 g/mol
Synonyms	Nonadecyl stearate; Stearic acid, nonadecyl ester; n-Nonadecyl octadecanoate; Octadecanoic acid, n-nonadecyl ester; Nonadecyl octadecanoate; C18-C19 Fatty Acid Ester
EINECS	Contact for details

Quality Control

Our Octadecanoic Acid, Nonadecyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters such as assay, acid value, and saponification value 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, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Saponification Value	95 - 105 mg KOH/g
Melting Point	55 - 65 °C

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