Description

Heneicosanoic Acid-Ethyl Ester is a high-purity, long-chain fatty acid ester with a defined 21-carbon backbone, offering exceptional consistency for research and industrial synthesis. This compound serves as a critical reference standard and a versatile building block for the development of specialized lipids, surfactants, and fine chemicals. It is essential for analytical laboratories, pharmaceutical R&D, and manufacturers of advanced materials requiring precise molecular structures.

Application

• Analytical Reference Standard: Used as a primary standard in gas chromatography (GC) and mass spectrometry (MS) for the identification and quantification of fatty acids and their derivatives.
• Pharmaceutical Intermediate: Acts as a key synthon in the research and development of lipid-based drug delivery systems and active pharmaceutical ingredients (APIs).
• Lipid Biochemistry Research: Employed in metabolic studies, membrane biophysics research, and as a substrate for enzymatic studies involving lipases and esterases.
• Specialty Surfactant & Lubricant Synthesis: Serves as a precursor for synthesizing high-performance, biodegradable surfactants, emulsifiers, and synthetic lubricants with tailored properties.
• Organic Synthesis Building Block: Utilized in organic chemistry for the preparation of complex molecules, including wax esters, plasticizers, and flavor/fragrance compounds.
• Material Science: Used in the development of advanced polymers, coatings, and nanomaterials where specific chain length and ester functionality are required.

Basic Information

Product Name	Heneicosanoic Acid-Ethyl Ester
CAS No.	28898-67-1
Molecular Formula	C23H46O2
Molecular Weight	354.62 g/mol
Synonyms	Ethyl Heneicosanoate; Ethyl Heneicosylate; Heneicosanoic Acid Ethyl Ester; Docosanoic Acid, Ethyl Ester (obsolete); C21:0 Ethyl Ester; Ethyl n-Heneicosanoate; UNII-9H0A8U4Q4M; Behenic Acid Ethyl Ester Homolog
EINECS	Contact for details

Quality Control

Our Heneicosanoic Acid-Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline solid or waxy solid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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