Description

2-Ethyloctadecanoic Acid is a branched-chain fatty acid derivative valued for its role as a versatile chemical intermediate and performance additive. Its unique structure, featuring an ethyl branch on a long carbon chain, imparts properties useful for modifying the physical characteristics of end products. This compound is essential for manufacturers in the lubricant, polymer, and specialty chemical industries seeking to enhance product performance, stability, or processing.

Application

• Lubricant and Grease Additive: Acts as a friction modifier and corrosion inhibitor in synthetic and semi-synthetic lubricating oils and greases.
• Polymer Industry: Serves as a monomer or co-monomer in the synthesis of specialized polyesters and polyamides, influencing flexibility and thermal properties.
• Metalworking Fluids: Used as a component in formulations to improve lubricity, emulsification, and rust prevention.
• Cosmetic and Personal Care: Employed in the synthesis of esters for emollients, thickeners, and surfactants in creams and lotions.
• Plasticizer Intermediate: A precursor for producing esters that act as secondary plasticizers or stabilizers in PVC and other polymer systems.
• Chemical Synthesis: A valuable building block for organic synthesis, particularly in creating complex molecules for pharmaceuticals and agrochemicals.
• Surfactant and Detergent Formulation: Used to produce anionic or nonionic surfactants with specific branching for improved solubility and performance.

Basic Information

Product Name	2-Ethyloctadecanoic Acid
CAS No.	14276-80-3
Molecular Formula	C₂₀H₄₀O₂
Molecular Weight	312.53 g/mol
Synonyms	2-Ethylstearic Acid; 2-Ethyloctadecanoic Acid; α-Ethylstearic Acid; 2-Ethyl Stearic Acid; Isoeicosanoic Acid; 2-Ethyl-Octadecanoic Acid; 2-Ethyl C18 Acid; 2-Ethyl Stearate (acid form)
EINECS	Contact for details

Quality Control

Our 2-Ethyloctadecanoic Acid is produced under a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay, identification, and impurity profile analysis. Certificates of Analysis (COA) documenting purity and key specifications 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 at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms
Assay (GC or Titration)	≥ 98.0%
Melting Point	Contact for details
Acid Value	Contact for details
Heavy Metals	< 10 ppm
Moisture (KF)	< 0.5%

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