Description

1,1'-[1,2-Phenylenebis(Methylene)]Bis[2-(2-Sulphonatoethyl)Pyridinium] is a specialized, high-purity zwitterionic compound with significant utility in advanced material science and chemical synthesis. Its unique structure, featuring a central aromatic linker and dual pyridinium-sulfonate groups, makes it a valuable building block for creating functional polymers and surface-active agents. This product is essential for researchers and manufacturers in the pharmaceutical intermediates, specialty polymer, and advanced surfactant sectors seeking to develop novel materials with specific ionic and solubility properties.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those requiring zwitterionic character for enhanced bioavailability or specific receptor binding.
• Polymer Modification: Acts as a functional monomer or cross-linking agent for creating ion-conductive polymers, hydrogels, or membranes with tailored surface properties.
• Specialty Surfactant Precursor: Serves as a key intermediate for manufacturing high-performance, betaine-type surfactants used in personal care and industrial formulations.
• Catalysis & Ligand Synthesis: Employed in the development of specialized ligands for metal catalysis or as an ionic liquid precursor for green chemistry applications.
• Material Science Research: A crucial reagent for academic and industrial R&D focused on organic electronics, self-assembling monolayers, and smart materials.
• Analytical Chemistry: Can be utilized as a standard or a derivatization agent in chromatographic methods for analyzing complex ionic mixtures.

Basic Information

Product Name	1,1'-[1,2-Phenylenebis(Methylene)]Bis[2-(2-Sulphonatoethyl)Pyridinium]
CAS No.	64794-67-8
Molecular Formula	C₂₄H₂₈N₂O₆S₂
Molecular Weight	504.62 g/mol
Synonyms	1,1'-(o-Phenylenedimethylene)bis[2-(2-sulfoethyl)pyridinium]; o-Xylylenebis(2-(2-sulfoethyl)pyridinium); Bis[2-(2-sulfoethyl)pyridinium]-o-xylylene; 1,1'-(1,2-Phenylenebis(methylene))bis(2-(2-sulfonatoethyl)pyridinium) inner salt; o-Xylylene bis(2-sulfoethylpyridinium) betaine; ZW-1 (common research abbreviation); Pyridinium, 1,1'-[1,2-phenylenebis(methylene)]bis[2-(2-sulfoethyl)-, inner salt
EINECS	Contact for details

Quality Control

Our production of 1,1'-[1,2-Phenylenebis(Methylene)]Bis[2-(2-Sulphonatoethyl)Pyridinium] adheres to stringent quality management protocols. Every batch is characterized using advanced analytical techniques including NMR, HPLC, and mass spectrometry to ensure structural integrity and purity. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided to guarantee traceability and compliance with your research or production specifications.

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 each use to prevent moisture absorption, which can affect purity and stability. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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