Description

3-(3,4-Dimethyl-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester is a high-purity organic ester compound with the CAS registry number 72835-86-0. This versatile chemical intermediate is valued for its role in the synthesis of complex molecules, offering a critical building block for advanced research and manufacturing. It is primarily sought after by pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the production of active pharmaceutical ingredients (APIs), particularly for compounds with specific aryl-ketone backbones.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Organic Synthesis & Research: Serves as a versatile precursor for β-keto esters in academic and industrial R&D laboratories for constructing complex heterocycles and other organic frameworks.
• Fine Chemical Production: Employed in the manufacture of dyes, pigments, and other performance chemicals where the 3,4-dimethylphenyl moiety is required.
• Material Science: Investigated as a monomer or additive in the synthesis of specialized polymers and advanced materials.

Basic Information

Product Name	3-(3,4-Dimethyl-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester
CAS No.	72835-86-0
Molecular Formula	C₁₃H₁₆O₃
Molecular Weight	220.27 g/mol
Synonyms	Ethyl 3-(3,4-dimethylphenyl)-3-oxopropanoate; 3-Oxo-3-(3,4-dimethylphenyl)propanoic acid ethyl ester; 3,4-Dimethyl-β-oxobenzenepropanoic acid ethyl ester; Ethyl 3,4-dimethylbenzoylacetate; 3-(3,4-Dimethylbenzoyl)propionic acid ethyl ester; β-Keto ester derivative of 3,4-dimethylacetophenone
EINECS	Contact for details

Quality Control

Our 3-(3,4-Dimethyl-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester is produced under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for all shipments to support your quality assurance and regulatory compliance needs.

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 strong bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly closed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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