Description

1,4-Benzenedicarboxylic Acid, 2,6-Difluoro-, 4-(1,1-Dimethylethyl) Ester is a high-purity, specialty fluorinated aromatic ester building block designed for advanced chemical synthesis. This compound matters for its unique molecular architecture, which combines fluorine atoms and a tert-butyl ester group to impart specific electronic and steric properties critical for developing novel materials and active ingredients. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty polymer industries seeking to create next-generation products with enhanced performance characteristics.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for fluorinated drug candidates targeting CNS disorders and oncology.
• Agrochemical Synthesis: Used in the creation of advanced herbicides and pesticides, where the fluorine atoms and aromatic core contribute to biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Acts as a precursor for fluorinated monomers used in high-performance liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs) to improve electro-optical properties.
• Polymer Modification: Employed to introduce fluorine and aromatic ester functionalities into polymer backbones, enhancing thermal stability, chemical resistance, and surface properties of engineering plastics.
• Organic Synthesis Building Block: Provides a versatile, multi-functional platform for constructing complex molecular architectures in medicinal chemistry and material science research.
• Advanced Battery Electrolyte Additive: Investigated for use in lithium-ion battery electrolytes to improve high-voltage stability and cycle life through its unique electrochemical profile.

Basic Information

Product Name	1,4-Benzenedicarboxylic Acid, 2,6-Difluoro-, 4-(1,1-Dimethylethyl) Ester
CAS No.	2417310-77-9
Molecular Formula	C13H14F2O4
Molecular Weight	272.25 g/mol
Synonyms	2,6-Difluoroterephthalic Acid 4-tert-Butyl Ester; 4-tert-Butyl 2,6-Difluoroterephthalate; 1,4-Benzenedicarboxylic Acid, 2,6-Difluoro-, 4-(1,1-Dimethylethyl) Ester; 2,6-Difluoro-4-(tert-butoxycarbonyl)benzoic Acid; Terephthalic Acid, 2,6-Difluoro-, 4-tert-Butyl Ester; 4-(tert-Butoxycarbonyl)-2,6-difluorobenzoic Acid; CAS 2417310-77-9
EINECS	Contact for details

Quality Control

Our 1,4-Benzenedicarboxylic Acid, 2,6-Difluoro-, 4-(1,1-Dimethylethyl) Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). The compound is moisture-sensitive; keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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