Description

5,6-Dichloro-1-Ethyl-2-[2-(Phenylamino)Vinyl]-3-(3-Sulphonatobutyl)-1H-Benzimidazolium is a specialized, water-soluble benzimidazolium derivative with a reactive vinylamino bridge, designed for advanced material synthesis and functional dye applications. Its unique structure, featuring a sulphonated side chain, provides excellent solubility and binding properties in aqueous and polar solvent systems. This compound is essential for researchers and manufacturers in the fields of functional dye production, polymer modification, and as a key intermediate in the synthesis of photoactive and electroactive materials.

Application

• Functional Dye Intermediate: A critical precursor for synthesizing specialized cationic dyes and pigments for textiles, inks, and coatings.
• Photoinitiator & Photocatalyst Synthesis: Used in the development of novel photoinitiators for UV-curable resins and photocatalysts for organic transformations.
• Polymer Modification Agent: Imparts cationic and hydrophilic character to polymers, enhancing properties for applications in water treatment membranes or specialty films.
• Bioconjugation & Labeling Reagent: Serves as a reactive linker for attaching fluorescent or other functional groups to biomolecules in diagnostic assay development.
• Electrochromic Material Research: Investigated as a building block for organic electrochromic compounds used in smart windows and displays.
• Analytical Chemistry Reagent: Potential use as a derivatization agent or a standard for chromatographic analysis in quality control laboratories.

Basic Information

Product Name	5,6-Dichloro-1-Ethyl-2-[2-(Phenylamino)Vinyl]-3-(3-Sulphonatobutyl)-1H-Benzimidazolium
CAS No.	63148-86-7
Molecular Formula	C21H24Cl2N3O3S
Molecular Weight	461.40 g/mol
Synonyms	1H-Benzimidazolium, 5,6-dichloro-1-ethyl-2-[2-(phenylamino)ethenyl]-3-(3-sulfobutyl)-, inner salt; 3-(3-Sulfopropyl)-5,6-dichloro-1-ethyl-2-[(E)-2-(phenylamino)vinyl]-1H-benzimidazolium hydroxide, inner salt; Benzimidazolium dye intermediate; Cationic benzimidazole sulphonate; Reactive benzimidazolium salt
EINECS	Contact for details

Quality Control

Our production of 5,6-Dichloro-1-Ethyl-2-[2-(Phenylamino)Vinyl]-3-(3-Sulphonatobutyl)-1H-Benzimidazolium adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and mass spectrometry, to ensure consistent high quality and batch-to-batch reproducibility. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange-brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%

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