Description

4,4'-(Ethene-1,2-Diyl)Bis(1-Methylpyridin-1-Ium) Iodide is a high-purity organic salt, specifically a viologen derivative, known for its excellent electron-accepting properties and reversible redox behavior. This compound is critical for applications requiring precise electrochemical performance and high chemical stability. It serves as an essential component for researchers and manufacturers in the fields of electrochromic devices, organic electronics, and advanced material science.

Application

• Electrochromic Materials: A key component in smart windows, mirrors, and displays due to its reversible color change upon electrochemical reduction.
• Organic Electronics: Used as an electron transport layer (ETL) or dopant in organic light-emitting diodes (OLEDs) and perovskite solar cells to enhance efficiency.
• Molecular Electronics & Sensors: Functions as a redox-active center in the development of molecular switches, memory devices, and electrochemical sensors.
• Research & Development: Serves as a standard or precursor in synthetic chemistry and materials science research for studying charge transfer processes.
• Energy Storage: Investigated for use in redox flow batteries and other next-generation energy storage systems.
• Photocatalysis: Acts as an electron mediator or sacrificial agent in photocatalytic water splitting and organic synthesis reactions.

Basic Information

Product Name	4,4'-(Ethene-1,2-Diyl)Bis(1-Methylpyridin-1-Ium) Iodide
CAS No.	22919-72-8
Molecular Formula	C₁₄H₁₆I₂N₂
Molecular Weight	466.10 g/mol
Synonyms	1,1'-Ethylene-2,2'-bipyridinium Diiodide; Ethyl Viologen Iodide; 1,1'-Diethyl-4,4'-bipyridinium Diiodide; 1,1'-Ethylene-4,4'-bipyridinium Diiodide; EV(I); N,N'-Ethylene-2,2'-bipyridinium Diiodide; 4,4'-Ethylenedipyridine Diiodide; 1,1'-Ethylenebis(pyridinium) Diiodide
EINECS	Contact for details

Quality Control

Our 4,4'-(Ethene-1,2-Diyl)Bis(1-Methylpyridin-1-Ium) Iodide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for sensitive applications. All products undergo rigorous analytical testing, including HPLC, NMR, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your R&D and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. Keep the container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Yellow to orange 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.