Description

21-Docosenoic Acid is a high-purity, long-chain monounsaturated fatty acid, also known as erucic acid, with the CAS registry number 53821-23-1. This compound is a critical intermediate and functional ingredient valued for its unique chemical structure and properties in advanced industrial synthesis. It is essential for manufacturers in the chemical, pharmaceutical, and specialty materials sectors seeking reliable, high-quality raw materials for product development and process optimization.

Application

• Chemical Synthesis: A key intermediate for producing erucamide, a widely used slip agent and anti-blocking agent in plastic films and packaging.
• Lubricant & Grease Manufacturing: Used in the formulation of high-performance lubricants, metalworking fluids, and synthetic esters due to its excellent thermal stability and lubricity.
• Surfactants & Detergents: Serves as a raw material for producing erucic acid-based surfactants, emulsifiers, and fabric softeners.
• Pharmaceutical Intermediates: Employed in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Personal Care & Cosmetics: Used in the production of emollients, conditioners, and other specialty ingredients for skincare and haircare formulations.
• Coatings & Resins: Acts as a building block for polymer modification, alkyd resins, and corrosion-resistant coatings.
• Research & Development: A standard compound for biochemical, nutritional, and material science research.

Basic Information

Product Name	21-Docosenoic Acid
CAS No.	53821-23-1
Molecular Formula	C22H42O2
Molecular Weight	338.57 g/mol
Synonyms	Erucic Acid; cis-13-Docosenoic Acid; (Z)-13-Docosenoic Acid; 13Z-Docosenoic Acid; Rapic Acid; δ-13-cis-Docosenoic Acid; 22:1 n-9 Fatty Acid; Glycon R-70
EINECS	258-723-5

Quality Control

Our 21-Docosenoic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and composition. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, fatty acid profile, and impurity limits. Our commitment to consistent quality and traceability supports your compliance and production needs.

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 oxidizers, heat, and ignition sources. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or flakes
Identification (IR)	Conforms to standard
Assay (GC)	≥ 90.0% (Typical 92-98%)
Melting Point	33 - 35 °C
Iodine Value	70 - 78 (g I2/100g)
Acid Value	160 - 170 (mg KOH/g)
Peroxide Value	≤ 5.0 meq/kg
Moisture (KF)	≤ 0.5 %

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