Description

Octanoic Acid, Octacosyl Ester is a high-purity, long-chain fatty acid ester derived from octanoic (caprylic) acid and octacosanol. This specialty chemical serves as a versatile intermediate and functional additive, prized for its unique combination of lipophilic character and high molecular weight. It is essential for formulators and manufacturers in the cosmetics, pharmaceuticals, and specialty lubricants industries seeking to modify rheological properties, enhance stability, or impart specific organoleptic characteristics.

Application

• Cosmetic & Personal Care Formulations: Acts as a non-greasy emollient, viscosity modifier, and carrier for active ingredients in creams, lotions, and lipsticks.
• Pharmaceutical Excipient: Used as a matrix former in sustained-release drug delivery systems and as a lubricant in tablet manufacturing.
• Specialty Lubricants & Release Agents: Functions as a high-performance additive in synthetic lubricants and mold release agents for plastics and rubber.
• Surface Coatings & Polishes: Imparts water repellency, gloss, and leveling properties in automotive and furniture polishes.
• Textile & Fiber Processing: Employed as a softening agent and spin finish for synthetic fibers to reduce friction and static.
• Food-Grade Additive (where specified): Can be used as a coating agent or release aid in food processing equipment, subject to appropriate purity grades and regulatory approval.

Basic Information

Product Name	Octanoic Acid, Octacosyl Ester
CAS No.	925891-39-0
Molecular Formula	C₃₆H₇₂O₂
Molecular Weight	536.96 g/mol
Synonyms	Octacosyl Octanoate; Octacosyl Caprylate; n-Octacosyl n-Octanoate; Caprylic Acid Octacosyl Ester; Octanoic Acid, n-Octacosyl Ester; Fatty Acid C8 Ester with C28 Alcohol; C8-C28 Fatty Acid Ester
EINECS	Contact for details

Quality Control

Our Octanoic Acid, Octacosyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments. Specifications can be aligned with cGMP, ICH Q7, or other relevant pharmaceutical and industrial standards upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Acid Value	≤ 1.0 mg KOH/g
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Meets ICH limits

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