Description

Ethyl 3,3-Dimethyl-2-Oxobutanoate is a versatile keto ester building block characterized by its reactive carbonyl and ester functional groups. This compound is valued for its role as a key intermediate in the synthesis of complex molecules, offering a balance of reactivity and stability for multi-step chemical processes. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing active ingredients and specialty compounds.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules containing tert-butyl or branched-chain motifs.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators that require specific keto ester functionalities.
• Fine Chemical Manufacturing: Serves as a building block for fragrances, flavors, and other specialty organic compounds where precise molecular architecture is needed.
• Organic Synthesis Research: Employed in academic and industrial R&D for reactions such as Claisen condensations, alkylations, and reductions to create novel chemical entities.
• Polymer Chemistry: Can be used as a monomer or modifier in the synthesis of specialty polymers with tailored properties.

Basic Information

Product Name	Ethyl 3,3-Dimethyl-2-Oxobutanoate
CAS No.	5333-74-4
Molecular Formula	C8H14O3
Molecular Weight	158.20 g/mol
Synonyms	Ethyl 3,3-Dimethyl-2-Oxobutanoate; Ethyl 3,3-Dimethylacetoacetate; 3,3-Dimethylacetoacetic Acid Ethyl Ester; Ethyl 3,3-Dimethyl-2-oxobutyrate; 2-Oxobutanoic Acid, 3,3-Dimethyl-, Ethyl Ester; Ethyl tert-Butyl Pyruvate; Acetoacetic Acid, 3,3-Dimethyl-, Ethyl Ester
EINECS	226-247-7

Quality Control

Our Ethyl 3,3-Dimethyl-2-Oxobutanoate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment and is available upon request.

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 organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.420 - 1.425
Density (20°C)	0.98 - 1.02 g/mL

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