Description

4-(2,4-Difluorophenyl)Butan-2-One CAS NO 1247990-59-5 is a specialized fluorinated aromatic ketone, serving as a crucial building block in advanced organic synthesis. Its molecular structure, featuring a difluorophenyl moiety, is engineered to impart desirable properties such as metabolic stability and enhanced lipophilicity in target molecules. This high-purity intermediate is primarily sought by pharmaceutical and agrochemical R&D teams for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly in medicinal chemistry programs targeting CNS disorders, anti-infectives, and oncology.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the fluorine atoms contribute to improved biological activity and environmental persistence.
• Liquid Crystal & OLED Materials: Acts as a precursor in the synthesis of fluorinated compounds for electronic applications, including liquid crystal displays and organic light-emitting diodes.
• Advanced Polymer Chemistry: Serves as a monomer or modifier in the synthesis of specialty polymers with tailored thermal and chemical resistance properties.
• Chemical Research & Development: Employed in academic and industrial labs for method development and as a standard in fluorine chemistry studies.
• Fine Chemical Production: Integral to multi-step synthetic routes for producing complex, high-value fluorinated fine chemicals.

Basic Information

Product Name	4-(2,4-Difluorophenyl)Butan-2-One
CAS No.	1247990-59-5
Molecular Formula	C10H10F2O
Molecular Weight	184.18 g/mol
Synonyms	1-(2,4-Difluorophenyl)-3-butanone; 4-(2,4-Difluorophenyl)-2-butanone; 2,4-DFPB; Butan-2-one, 4-(2,4-difluorophenyl)-; 4-(2,4-Difluorophenyl)butan-2-one; 3-Oxo-1-(2,4-difluorophenyl)butane; 1-(2,4-Difluorophenyl)-3-oxobutane
EINECS	Contact for details

Quality Control

Every batch of 4-(2,4-Difluorophenyl)Butan-2-One is manufactured under strict quality management systems. We employ advanced analytical techniques, including HPLC, GC, and NMR, to ensure identity, purity, and consistency meet the exacting standards required for pharmaceutical and fine chemical applications. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with each shipment to guarantee full traceability and compliance.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.