Description

Benzimidazole-5,6-Dicarboxylic Acid CAS NO 10351-75-4 is a high-purity, multifunctional heterocyclic building block and key intermediate in advanced organic synthesis. Its rigid, fused aromatic structure with two carboxylic acid groups makes it a versatile precursor for creating complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel benzimidazole-based active pharmaceutical ingredients (APIs), including potential kinase inhibitors and antiviral agents.
• Ligand Synthesis for Catalysis: Used to prepare sophisticated chelating ligands for transition metal catalysts, enhancing selectivity and efficiency in asymmetric synthesis and polymerization reactions.
• Polymer & Material Science: Serves as a monomer or cross-linking agent for producing high-performance polyamides, polyimides, and other specialty polymers with excellent thermal and mechanical stability.
• Agrochemical Research: Employed as a building block for developing new fungicides, herbicides, and plant growth regulators with improved efficacy and environmental profiles.
• Coordination Chemistry & MOFs: Acts as a versatile linker molecule in the construction of metal-organic frameworks (MOFs) and coordination polymers for gas storage, separation, and catalysis applications.
• Fluorescent Dye & Sensor Development: The conjugated benzimidazole core is utilized to create novel fluorescent probes and chemosensors for biological imaging and environmental detection.

Basic Information

Product Name	Benzimidazole-5,6-Dicarboxylic Acid
CAS No.	10351-75-4
Molecular Formula	C9H6N2O4
Molecular Weight	206.16 g/mol
Synonyms	1H-Benzimidazole-5,6-dicarboxylic acid; 5,6-Benzimidazoledicarboxylic Acid; 5,6-Dicarboxybenzimidazole; Benzimidazole-5,6-dioic acid; 2,3-Dicarboxybenzimidazole (ambiguous); 4,5-Dicarboxybenzimidazole (ambiguous); BZDC Acid; 10351-75-4 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Our Benzimidazole-5,6-Dicarboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) documenting all specifications are available upon request, providing full traceability and quality assurance for your projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). The product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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