Description

2-Ethylheptanoic Acid is a versatile branched-chain fatty acid valued for its role as a chemical intermediate and performance additive. Its structure imparts properties useful in modifying solubility, viscosity, and reactivity in various formulations. This product is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product performance. We supply high-purity grades to meet the stringent demands of global industrial applications.

Application

• As a key intermediate in the synthesis of metal carboxylates (e.g., cobalt, zinc, or calcium salts) used as driers in paint, ink, and resin systems.
• In the production of synthetic lubricants and grease, where it acts as a corrosion inhibitor and performance additive.
• As a building block for plasticizers and stabilizers in the polymer industry, particularly for PVC and other vinyl polymers.
• In the manufacture of flavors, fragrances, and pharmaceuticals as a precursor or modifying agent.
• As a solvent or co-solvent in specialty chemical formulations and extraction processes.
• For research and development purposes in organic synthesis and material science.

Basic Information

Item	Detail
Product Name	2-Ethylheptanoic Acid
CAS No.	3274-29-1
Molecular Formula	C9H18O2
Molecular Weight	158.24 g/mol
Synonyms	2-Ethylheptanoic Acid; 2-Ethyloenanthic Acid; Heptanoic acid, 2-ethyl-; 2-Ethylheptylic Acid; 3-Pentylvaleric Acid; Butyl(ethyl)acetic Acid; NSC 66430; 2-EHA (common abbreviation)
EINECS	221-903-8

Quality Control

Our 2-Ethylheptanoic Acid is produced and tested under a rigorous quality management system. Each batch undergoes comprehensive analysis to ensure it meets precise specifications for purity, identity, and physical properties. Certificates of Analysis (COA) documenting these results 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 oxidizers. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.2%
Refractive Index (20°C)	1.424 - 1.428
Density (20°C)	0.905 - 0.915 g/mL

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