Description

Undecanoic Acid Undecyl Ester is a high-purity, long-chain fatty acid ester derived from undecanoic acid. This compound is valued for its excellent emollient properties, chemical stability, and low volatility, making it a versatile intermediate and functional ingredient. It is primarily sought by manufacturers in the personal care, cosmetics, and specialty chemical industries for formulating premium products.

Application

• Personal Care & Cosmetics: Acts as a superior emollient and skin-conditioning agent in creams, lotions, and sunscreens.
• Lubricant & Plasticizer: Serves as a synthetic lubricant base oil and a specialty plasticizer for polymers requiring low-temperature flexibility.
• Flavor & Fragrance Industry: Used as a fixative and a subtle fragrance component in fine perfumery.
• Chemical Synthesis: Functions as a key intermediate for producing surfactants, emulsifiers, and other ester derivatives.
• Textile & Leather Processing: Employed as a softening agent and lubricant in fiber and leather treatment formulations.

Basic Information

Product Name	Undecanoic Acid Undecyl Ester
CAS No.	42231-61-8
Molecular Formula	C22H44O2
Molecular Weight	340.59 g/mol
Synonyms	Undecyl Undecanoate; Undecyl Hendecanoate; Hendecanoic Acid Undecyl Ester; n-Undecyl n-Undecanoate; Docosanoic Acid, 11-Ethyl-; 11-Ethyl-docosanoic Acid; Ester C11-C11
EINECS	Contact for details

Quality Control

Our Undecanoic Acid Undecyl Ester is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography and spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters 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	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Saponification Value	160 - 170 mg KOH/g
Refractive Index (20°C)	1.440 - 1.445
Specific Gravity (20°C)	0.855 - 0.865

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