Description

2-Ethylpentanoic Acid is a branched-chain carboxylic acid valued for its role as a versatile chemical intermediate and building block in organic synthesis. Its unique structure, featuring an ethyl side chain, makes it particularly useful for modifying the properties of final products, such as altering solubility or introducing specific steric effects. This compound is essential for manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors seeking to develop advanced materials, active ingredients, or performance additives.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, where its acid functionality can be leveraged for esterification or amide formation.
• Agrochemical Synthesis: Serves as a key precursor for manufacturing herbicides, fungicides, and plant growth regulators, contributing to enhanced efficacy and environmental profiles.
• Polymer & Resin Modification: Acts as a monomer or co-monomer in the production of specialty polymers, coatings, and adhesives to improve flexibility, adhesion, and chemical resistance.
• Lubricant & Fuel Additive: Employed in the formulation of synthetic lubricants and fuel additives to improve performance characteristics like viscosity index and corrosion inhibition.
• Fragrance & Flavor Ingredient: Utilized in the creation of esters for synthetic flavors and fragrances, providing unique olfactory notes.
• Metal Extraction & Corrosion Inhibitor: Functions in solvent extraction processes for metal recovery and as a component in corrosion inhibitor formulations for industrial systems.

Basic Information

Item	Detail
Product Name	2-Ethylpentanoic Acid
CAS No.	20225-24-5
Molecular Formula	C7H14O2
Molecular Weight	130.18 g/mol
Synonyms	2-Ethylvaleric Acid; α-Ethylvaleric Acid; 2-Ethylpentanoic Acid; 2-Ethylvaleric Acid; Butylacetic Acid, 2-Ethyl-; Pentanoic Acid, 2-Ethyl-; 2-Ethyl-n-valeric Acid; NSC 66411
EINECS	243-637-5

Quality Control

Our 2-Ethylpentanoic Acid is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identification, and impurity profiling. Certificates of Analysis (COA) documenting full specifications are provided with every shipment, and we support compliance with REACH and other relevant global regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is 15-25°C. The product is a strong acid/organic solvent; ensure containers are kept upright to prevent leakage and are constructed of compatible materials (e.g., HDPE, glass).

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.422 - 1.426
Density (20°C)	0.915 - 0.925 g/mL

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