Description

2,3,5,6-Tetrafluoroterephthaloyl Dichloride is a high-purity, fluorinated aromatic acid chloride derivative, serving as a critical building block for advanced materials synthesis. Its value lies in introducing both fluorinated and reactive acyl chloride functionalities into target molecules, enabling the creation of polymers and compounds with enhanced thermal stability, chemical resistance, and unique electronic properties. This product is essential for R&D and production teams in the pharmaceutical, agrochemical, and specialty polymer industries, particularly for developing high-performance liquid crystal polymers (LCPs), polyamides, and active pharmaceutical ingredients (APIs).

Application

• Monomer for High-Performance Polymers: A key precursor for synthesizing fluorinated polyamides, polyesters, and liquid crystal polymers (LCPs) used in electronics, aerospace, and automotive components.
• Pharmaceutical Intermediate: Employed in the synthesis of complex fluorinated drug molecules and active pharmaceutical ingredients (APIs) where the fluorine atoms can improve metabolic stability and bioavailability.
• Agrochemical Synthesis: Used to create advanced fluorinated herbicides, pesticides, and fungicides with increased efficacy and environmental persistence.
• Advanced Material Research: Serves as a building block for organic semiconductors, dielectric materials, and other specialty chemicals in material science R&D.
• Cross-linking Agent: Functions as a reactive moiety for cross-linking polymers, enhancing their mechanical strength and thermal properties.
• Surface Modification: Used to graft fluorinated groups onto material surfaces to impart hydrophobic, oleophobic, or low-friction characteristics.

Basic Information

Product Name	2,3,5,6-Tetrafluoroterephthaloyl Dichloride
CAS No.	15041-74-4
Molecular Formula	C8Cl2F4O2
Molecular Weight	274.98 g/mol
Synonyms	Terephthaloyl chloride, 2,3,5,6-tetrafluoro-; 2,3,5,6-Tetrafluorobenzene-1,4-dicarbonyl chloride; 1,4-Bis(chlorocarbonyl)-2,3,5,6-tetrafluorobenzene; Tetrafluoroterephthaloyl chloride; TFTDC; 2,3,5,6-Tetrafluoroterephthalic acid dichloride; 2,3,5,6-Tetrafluoro-1,4-benzenedicarbonyl dichloride
EINECS	Contact for details

Quality Control

Our 2,3,5,6-Tetrafluoroterephthaloyl Dichloride is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure high chemical purity and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality systems are designed to support cGMP and ISO standards for customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and reacts vigorously with water, alcohols, and strong bases. Containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis and degradation. Keep away from heat, open flames, and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	95 - 105 °C
Water Content (KF)	≤ 0.5%

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