Description

2-Ethyl-2-Methylacetoacetic Acid Ethyl Ester is a versatile organic ester and a key β-ketoester intermediate. This compound matters for its role as a crucial building block in the synthesis of complex molecules, offering a reactive site for condensation and alkylation reactions. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for producing active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with complex heterocyclic structures.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and plant growth regulators where its β-ketoester functionality is essential.
• Fine Chemical Manufacturing: Serves as a versatile building block for creating dyes, pigments, flavors, and fragrances.
• Chemical Research & Development: Employed in organic synthesis laboratories for developing new methodologies and novel compounds.
• Polymer Modifiers: Can be utilized in the synthesis of specialty monomers for advanced polymer materials.

Basic Information

Product Name	2-Ethyl-2-Methylacetoacetic Acid Ethyl Ester
CAS No.	33697-53-9
Molecular Formula	C9H16O3
Molecular Weight	172.22 g/mol
Synonyms	Ethyl 2-ethyl-2-methylacetoacetate; 2-Ethyl-2-methyl-3-oxobutanoic acid ethyl ester; Ethyl 2-ethyl-2-methyl-3-oxobutanoate; 3-Oxobutanoic acid, 2-ethyl-2-methyl-, ethyl ester; 2-Methyl-2-ethylacetoacetic acid ethyl ester; Ethyl α-ethyl-α-methylacetoacetate; Acetoacetic acid, 2-ethyl-2-methyl-, ethyl ester
EINECS	Contact for details

Quality Control

Our 2-Ethyl-2-Methylacetoacetic Acid Ethyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our industrial and research clients. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee supply reliability and product integrity.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. This material is moisture-sensitive; ensure containers are kept tightly sealed when not in use to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.420 - 1.430
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.