Description

2-Ethyl-2-Methylpentanoic Acid is a branched-chain carboxylic acid with the CAS number 5343-52-2, valued for its role as a versatile chemical intermediate and building block. Its unique structure makes it particularly useful for synthesizing complex molecules where steric hindrance and specific lipophilicity are required. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients or performance additives.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific steric and solubility profiles.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where its branched structure can influence biological activity and environmental persistence.
• Lubricant & Fuel Additive Precursor: Serves as a starting material for manufacturing esters and other derivatives that improve the performance characteristics of industrial lubricants and fuels.
• Polymer & Resin Modifier: Incorporated into polymer chains to alter physical properties such as flexibility, glass transition temperature, and chemical resistance.
• Fragrance & Flavor Chemistry: Utilized as an intermediate for creating specific ester compounds that contribute to complex aroma and flavor profiles.
• Metal Extraction & Separation Agent: Its carboxylic acid functionality allows it to act as a ligand or extractant in hydrometallurgical processes for metal recovery.
• Corrosion Inhibitor Formulation: A component in formulations designed to protect metal surfaces in industrial systems.
• Research & Development: A valuable reagent for organic synthesis and medicinal chemistry research in academic and industrial laboratories.

Basic Information

Product Name	2-Ethyl-2-Methylpentanoic Acid
CAS No.	5343-52-2
Molecular Formula	C8H16O2
Molecular Weight	144.21 g/mol
Synonyms	2-Ethyl-2-methylvaleric acid; 2-Methyl-2-ethylpentanoic acid; 2-Ethyl-2-methylpentanoic acid; α-Ethyl-α-methylvaleric acid; 2-Methyl-2-ethylvaleric acid; 2-Ethyl-2-methylvaleric acid; 2-Methyl-2-ethylpentanoic acid; 2-Ethyl-2-methylpentanoic acid
EINECS	226-283-1

Quality Control

Our production of 2-Ethyl-2-Methylpentanoic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. Each lot undergoes comprehensive analytical testing, including assay, identification, and impurity profiling. Certificates of Analysis (COA) documenting all test 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 oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.425 - 1.435
Density (20°C)	0.910 - 0.930 g/mL

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