Description

4,6-Dibenzofurandicarboxylic Acid is a high-purity, multi-functional aromatic dicarboxylic acid derivative, serving as a critical building block in advanced material synthesis. Its rigid, fused-ring structure is essential for creating polymers and small molecules with enhanced thermal stability and specific electronic properties. This compound is primarily sought by R&D chemists and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for developing high-performance materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a rigid, planar aromatic core.
• Polymer Chemistry: Serves as a monomer for producing high-performance polyesters, polyamides, and polyimides with excellent thermal and mechanical properties.
• Liquid Crystal & OLED Materials: Used in the development of organic light-emitting diodes (OLEDs) and liquid crystal displays (LCDs) due to its electron-transport and charge-blocking capabilities.
• Agrochemical Synthesis: Employed as an intermediate in creating advanced herbicides and fungicides with improved efficacy and environmental profiles.
• Coordination Chemistry & Ligand Synthesis: Acts as a versatile chelating ligand for constructing metal-organic frameworks (MOFs) and coordination polymers.
• Dye & Pigment Manufacturing: Utilized in the synthesis of complex organic dyes and pigments for high-value applications.
• Academic & Industrial Research: A valuable reagent for exploring new synthetic methodologies and material properties in R&D laboratories.

Basic Information

Product Name	4,6-Dibenzofurandicarboxylic Acid
CAS No.	88818-47-7
Molecular Formula	C14H6O5
Molecular Weight	254.19 g/mol
Synonyms	4,6-Dibenzofurandicarboxylic Acid; Dibenzofuran-4,6-dicarboxylic Acid; 4,6-Dicarboxydibenzofuran; 4,6-Bis(carboxy)dibenzofuran; DBFDA; 1,3-Dibenzofurandicarboxylic Acid (alternate numbering); Light-sensitive (store away from light)
EINECS	Contact for details

Quality Control

Our 4,6-Dibenzofurandicarboxylic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy. We provide a detailed Certificate of Analysis (COA) with each shipment, ensuring traceability and compliance with your research or production specifications. Custom purity grades, including pharmaceutical intermediates grade, are available upon request.

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). Keep away from heat sources and incompatible materials such as strong bases and oxidizing agents. The compound is light-sensitive; containers should be opaque or stored in dark conditions.

Specification

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