Description

2,2-Terephthaloyldibenzoicacid (CAS NO 85-59-6) is a specialized aromatic dicarboxylic acid derivative that serves as a critical high-purity intermediate in advanced chemical synthesis. This compound matters for its role in constructing complex molecular architectures, particularly in the development of high-performance polymers and functional organic materials. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel compounds with specific thermal and mechanical properties.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and complex drug candidates.
• Polymer Chemistry: Monomer for the production of specialty polyesters, polyamides, and liquid crystal polymers (LCPs) requiring high thermal stability.
• Agrochemical Synthesis: Intermediate in the manufacture of advanced herbicides and plant growth regulators.
• Organic Electronics: Precursor for organic semiconductors and charge-transport materials used in OLEDs and photovoltaic cells.
• Cross-linking Agent: Used in epoxy resin systems and coatings to enhance durability and chemical resistance.
• Research & Development: Valuable reagent in academic and industrial R&D for exploring new organic reactions and material properties.

Basic Information

Product Name	2,2-Terephthaloyldibenzoicacid
CAS No.	85-59-6
Molecular Formula	C22H14O6
Molecular Weight	374.34 g/mol
Synonyms	2,2'-(1,4-Phenylenedicarbonyl)dibenzoic Acid; 2,2'-Terephthaloyldibenzoic Acid; 4,4'-(Carbonyldi-o-phenylene)dibenzoic Acid; [1,1'-Biphenyl]-2,2'-dicarboxylic Acid, 4,4'-dicarbonyl-; Terephthaloyl Bis(2-carboxybenzoic Acid); Bis(2-carboxyphenyl) Terephthalate; Contact for additional synonyms.
EINECS	201-613-8

Quality Control

Our 2,2-Terephthaloyldibenzoicacid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets the high-purity standards required for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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). Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
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.