Description

Octanoic Acid, Pentadecyl Ester is a high-purity specialty ester with a defined long-chain alkyl structure. This compound is valued for its excellent emollient properties, stability, and versatility as a chemical intermediate in advanced formulations. It serves as a critical ingredient for manufacturers in the personal care, cosmetics, and specialty lubricants industries seeking consistent, high-quality raw materials.

Application

• Personal Care & Cosmetics: Acts as a premium emollient and skin-conditioning agent in creams, lotions, and sunscreens.
• Lubricant & Grease Formulation: Used as a synthetic base oil or additive to enhance lubricity and thermal stability.
• Plasticizer & Polymer Additive: Functions as a secondary plasticizer or processing aid to improve flexibility in certain polymer systems.
• Chemical Synthesis: Serves as a versatile intermediate or building block for synthesizing more complex esters and surfactants.
• Textile & Fiber Processing: Employed as a softening agent and lubricant in fiber manufacturing and treatment.
• Industrial Coatings & Inks: Utilized to modify rheology and improve flow properties in specialty coating formulations.

Basic Information

Product Name	Octanoic Acid, Pentadecyl Ester
CAS No.	42231-42-5
Molecular Formula	C₂₃H₄₆O₂
Molecular Weight	354.62 g/mol
Synonyms	Pentadecyl Octanoate; n-Pentadecyl Caprylate; Octanoic Acid Pentadecyl Ester; Pentadecan-1-yl Octanoate; Caprylic Acid Pentadecyl Ester; Heptadecan-8-yl Acetate (isomer); Cetyl Caprylate (related trade name); Fatty Acid Ester C23
EINECS	Contact for details

Quality Control

Our Octanoic Acid, Pentadecyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing key specifications is provided with each shipment to guarantee it meets your application requirements.

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	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Saponification Value	155 - 165 mg KOH/g
Refractive Index (20°C)	1.445 - 1.455
Specific Gravity (20/20°C)	0.855 - 0.875

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