Description

2-Ethylundecanoic Acid is a branched-chain fatty acid derivative valued for its role as a versatile chemical intermediate and building block. Its unique structure, featuring an ethyl side chain, imparts specific physical and chemical properties that are advantageous in high-performance applications. This compound is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product characteristics.

Application

• Polymer Additives & Plasticizers: Used as a monomer or co-monomer in the synthesis of specialized polymers, resins, and as a component in high-performance plasticizer formulations.
• Lubricant & Grease Formulation: Serves as a precursor for synthetic esters and metal soaps that function as high-temperature lubricants, corrosion inhibitors, and grease thickeners.
• Specialty Surfactants & Emulsifiers: Acts as a hydrophobic intermediate in the production of non-ionic and anionic surfactants for industrial and institutional cleaning products.
• Metalworking Fluids: Employed in the synthesis of additives that provide lubrication, cooling, and anti-corrosion properties in cutting and grinding fluids.
• Cosmetic & Personal Care Ingredients: Used to synthesize emollients, texture enhancers, and other specialty esters for skin care formulations.
• Chemical Synthesis Intermediate: A key building block in organic synthesis for pharmaceuticals, agrochemicals, and other fine chemicals due to its reactive carboxylic acid group.
• Fuel & Oil Additives: Functions as a precursor for additives designed to improve detergent/dispersant properties and reduce deposits in fuels and engine oils.
• Coatings & Inks: Utilized in the production of alkyd resins and other binders to modify flexibility, drying time, and adhesion properties.

Basic Information

Item	Details
Product Name	2-Ethylundecanoic Acid
CAS No.	45158-84-7
Molecular Formula	C₁₃H₂₆O₂
Molecular Weight	214.35 g/mol
Synonyms	2-Ethylundecanoic Acid; 2-Ethylhendecanoic Acid; Undecanoic acid, 2-ethyl-; 2-Ethyl C11 Acid; 2-Ethylundecylic Acid; α-Ethylundecanoic Acid; Heptylbutyric Acid (derived structure)
EINECS	Contact for details

Quality Control

Our 2-Ethylundecanoic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is 15-25°C. This product is a strong acid/organic solvent; handle with appropriate personal protective equipment.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acid Value	Contact for details
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.2%

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