Description

Pyridinium, 4-Carboxy-1-[(4-Carboxyphenyl)Methyl]-, Bromide (1:1) is a high-purity, functionalized pyridinium salt designed for advanced chemical synthesis and materials science applications. This compound is valued for its dual carboxylic acid functional groups, which provide versatile reactivity and binding sites, making it a critical intermediate for creating complex molecular architectures. It is primarily sought by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly for creating quaternary ammonium compounds with specific biological activity.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators that require precise molecular targeting.
• Polymer & Material Science: Acts as a functional monomer or cross-linking agent for creating specialty polymers, ion-exchange resins, and smart materials with responsive properties.
• Ligand & Catalyst Preparation: Employed to synthesize complex ligands for metal-organic frameworks (MOFs) or catalysts due to its chelating carboxylic acid groups.
• Surface Modification Agent: Utilized to modify the surface properties of nanoparticles or other substrates to enhance compatibility or introduce specific functionalities.
• Research & Development: A valuable tool in academic and industrial R&D for exploring new reactions in organic and medicinal chemistry.

Basic Information

Product Name	Pyridinium, 4-Carboxy-1-[(4-Carboxyphenyl)Methyl]-, Bromide (1:1)
CAS No.	1451254-94-6
Molecular Formula	C15H14BrNO4
Molecular Weight	352.18 g/mol
Synonyms	1-(4-Carboxybenzyl)-4-carboxypyridinium bromide; 4-Carboxy-1-[(4-carboxyphenyl)methyl]pyridinium bromide; 1,1'-Methylenebis(4-carboxypyridinium) bromide (common name); Bis(4-carboxypyridinium)methane bromide; Pyridinium, 1,1'-methylenebis[4-carboxy-, bromide; Contact for additional trade names and abbreviations.
EINECS	Contact for details

Quality Control

Our production of Pyridinium, 4-Carboxy-1-[(4-Carboxyphenyl)Methyl]-, Bromide (1:1) adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure consistency and reliability. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical specifications. We support cGMP and ISO 9001 compliant manufacturing for applications requiring the highest standards of quality assurance.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
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.