Description

2-Ethyl-3,3-Dimethyl-Butanoic Acid is a branched-chain carboxylic acid that serves as a versatile intermediate in advanced organic synthesis. Its unique sterically hindered structure makes it valuable for modifying the physical and chemical properties of target molecules, particularly in fine chemical and pharmaceutical applications. This compound is essential for R&D chemists and production specialists in the agrochemical, fragrance, and pharmaceutical industries seeking to create novel compounds with tailored characteristics.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), where its structure can influence bioavailability and metabolic stability.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, contributing to the lipophilicity and environmental persistence of the final product.
• Fragrance and Flavor Ingredient: Acts as a precursor for esters and other derivatives that impart unique, long-lasting olfactory notes in perfumery and flavor compositions.
• Polymer Modification: Employed as a co-monomer or chain terminator to introduce steric hindrance and alter the thermal and mechanical properties of specialty polymers.
• Lubricant Additive: Serves as a precursor for high-performance ester-based additives that enhance viscosity index and oxidation stability in synthetic lubricants.
• Organic Synthesis Reagent: A valuable reagent for introducing the bulky 2-ethyl-3,3-dimethylbutanoyl moiety in complex molecule construction, including natural product synthesis.

Basic Information

Product Name	2-Ethyl-3,3-Dimethyl-Butanoic Acid
CAS No.	6967-84-6
Molecular Formula	C8H16O2
Molecular Weight	144.21 g/mol
Synonyms	2-Ethyl-3,3-dimethylbutyric acid; 3,3-Dimethyl-2-ethylbutanoic acid; Butanoic acid, 2-ethyl-3,3-dimethyl-; NSC 163045; 2-Ethyl-3,3-dimethylbutanoic acid; α-Ethyl-β,β-dimethylbutyric acid
EINECS	230-166-8

Quality Control

Our 2-Ethyl-3,3-Dimethyl-Butanoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure it meets the high-purity standards required for sensitive synthetic applications. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

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. As a strong acid/organic solvent, ensure containers are clearly labeled and handling is conducted with appropriate personal protective equipment.

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)	0.90 - 0.95 g/mL

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