Description

Dimethyl 2,5-Difluoroterephthalate is a high-purity fluorinated aromatic diester, serving as a critical advanced intermediate in organic synthesis. Its value lies in the strategic placement of fluorine atoms on the aromatic ring, which imparts unique electronic and steric properties to downstream molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where it is used to build complex fluorinated target compounds.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of fluorinated active pharmaceutical ingredients (APIs), including kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Synthesis: Used in the production of novel herbicides and pesticides, where fluorine atoms enhance biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Serves as a precursor for fluorinated monomers used in high-performance electronic displays and organic light-emitting diodes (OLEDs).
• Polymer & Resin Modifier: Incorporated into specialty polymers, such as polyesters and polyamides, to improve chemical resistance, thermal stability, and surface properties.
• Fluorinated Dye & Pigment Synthesis: Intermediate for creating colorants with enhanced lightfastness and solubility for advanced coatings and inks.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new fluorination chemistry and material science applications.

Basic Information

Product Name	Dimethyl 2,5-Difluoroterephthalate
CAS No.	5292-51-3
Molecular Formula	C10H8F2O4
Molecular Weight	230.17 g/mol
Synonyms	2,5-Difluoroterephthalic Acid Dimethyl Ester; Dimethyl 2,5-Difluorobenzene-1,4-dicarboxylate; 1,4-Benzenedicarboxylic acid, 2,5-difluoro-, dimethyl ester; Terephthalic acid, 2,5-difluoro-, dimethyl ester; DFDMT; DMDFT
EINECS	Contact for details

Quality Control

Our Dimethyl 2,5-Difluoroterephthalate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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