Description

Ethyl 4-[4-(2,4-Difluorophenyl)Phenyl]-2-Methyl-4-Oxo-Butanoate is a high-purity, specialized organic compound serving as a critical building block in advanced chemical synthesis. Its value lies in its unique difluorinated biphenyl structure, which is essential for modulating the biological activity and physicochemical properties of target molecules. This intermediate is primarily needed by research institutions and pharmaceutical companies engaged in the development of new active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly in therapeutic areas requiring fluorinated compounds for enhanced metabolic stability and membrane permeability.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the difluorophenyl moiety can contribute to improved efficacy and environmental profile.
• Material Science Research: Serves as a precursor for specialty polymers and liquid crystals, leveraging its aromatic and ester functionalities.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex molecular architectures in medicinal and synthetic chemistry.

Basic Information

Item	Details
Product Name	Ethyl 4-[4-(2,4-Difluorophenyl)Phenyl]-2-Methyl-4-Oxo-Butanoate
CAS No.	161692-89-3
Molecular Formula	C19H18F2O3
Molecular Weight	332.34 g/mol
Synonyms	Ethyl 4-(4-(2,4-Difluorophenyl)phenyl)-2-methyl-4-oxobutanoate; 4-[4-(2,4-Difluorophenyl)phenyl]-2-methyl-4-oxobutanoic Acid Ethyl Ester; 2-Methyl-4-oxo-4-[4-(2,4-difluorophenyl)phenyl]butanoic Acid Ethyl Ester; Butanoic acid, 4-[4-(2,4-difluorophenyl)phenyl]-2-methyl-4-oxo-, ethyl ester; CAS 161692-89-3
EINECS	Contact for details

Quality Control

Our Ethyl 4-[4-(2,4-Difluorophenyl)Phenyl]-2-Methyl-4-Oxo-Butanoate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.