Description

Ethyl 4-(3,5-Dimethyl-4-Methoxyphenyl)-4-Oxobutyrate is a high-purity organic ester compound with the CAS number 898793-18-5, serving as a critical advanced pharmaceutical intermediate (API) and a versatile building block in fine chemical synthesis. Its molecular structure makes it valuable for constructing complex molecules, particularly in the development of active pharmaceutical ingredients. This compound is essential for research and development chemists and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality synthetic intermediates.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), especially for central nervous system (CNS) and anti-inflammatory drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its substituted phenyl ring structure.
• Organic Synthesis & Research: Serves as a versatile precursor for creating complex esters, ketones, and other derivatives in academic and industrial R&D laboratories.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, including flavors, fragrances, and performance materials where specific aromatic esters are required.
• Material Science: Potential monomer or additive in the development of specialized polymers and advanced organic materials.

Basic Information

Product Name	Ethyl 4-(3,5-Dimethyl-4-Methoxyphenyl)-4-Oxobutyrate
CAS No.	898793-18-5
Molecular Formula	C15H20O4
Molecular Weight	264.32 g/mol
Synonyms	4-(3,5-Dimethyl-4-methoxyphenyl)-4-oxobutanoic acid ethyl ester; Ethyl 4-oxo-4-(3,5-dimethyl-4-methoxyphenyl)butanoate; 4-Oxo-4-(3,5-dimethyl-4-methoxyphenyl)butyric acid ethyl ester; Butanoic acid, 4-oxo-4-(3,5-dimethyl-4-methoxyphenyl)-, ethyl ester; Ethyl 4-(4-Methoxy-3,5-dimethylphenyl)-4-oxobutyrate; CAS 898793-18-5
EINECS	Contact for details

Quality Control

Our Ethyl 4-(3,5-Dimethyl-4-Methoxyphenyl)-4-Oxobutyrate is produced under strict quality management systems. Every batch undergoes rigorous analytical testing including HPLC, GC, and NMR to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) upon request, detailing all critical parameters. Our quality commitment ensures the material meets the high standards required for pharmaceutical R&D and commercial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single unknown impurity	≤ 0.5%
Residual Solvents (GC)	Meets ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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