Description

1,2-Difluoro-4-(Trichloromethyl)Benzene is a high-purity fluorinated and chlorinated aromatic building block of significant synthetic utility. This compound is valued for its role as a key intermediate in the development of advanced materials and active pharmaceutical ingredients (APIs), where its unique halogen substitution pattern enables precise molecular modifications. It is primarily sought by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecules.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing novel drug candidates, particularly in fluorinated active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where the difluoro and trichloromethyl groups contribute to biological activity.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material for creating fluorinated aromatic cores used in electronic display technologies.
• Polymer Modification: Employed to introduce halogenated aromatic units into polymer chains, enhancing material properties like chemical resistance and thermal stability.
• Organic Synthesis & Catalysis Research: A versatile reagent for cross-coupling reactions and as a ligand precursor in organometallic chemistry.
• Chemical Research & Development: Used in academic and industrial labs for exploring new synthetic methodologies and creating specialized chemical libraries.

Basic Information

Product Name	1,2-Difluoro-4-(Trichloromethyl)Benzene
CAS No.	143726-98-1
Molecular Formula	C7H3Cl3F2
Molecular Weight	231.45 g/mol
Synonyms	4-(Trichloromethyl)-1,2-difluorobenzene; 1,2-Difluoro-4-(trichloromethyl)benzene; α,α,α-Trichloro-2,3-difluorotoluene; 2,3-Difluorobenzotrichloride; 2,3-Difluoro-α,α,α-trichlorotoluene; Benzene, 1,2-difluoro-4-(trichloromethyl)-; (Trichloromethyl)-2,3-difluorobenzene
EINECS	Contact for details

Quality Control

Our 1,2-Difluoro-4-(Trichloromethyl)Benzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing purity, impurity profiles, and physical data are provided with every shipment and are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. The compound is stable under these conditions for extended periods.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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