Description

2,5-Dicarboxylic Acid-3,4-Ethylenedioxythiophene is a high-purity, functionalized derivative of the conductive polymer precursor ethylenedioxythiophene (EDOT). This compound is a critical building block for synthesizing advanced conjugated polymers and organic electronic materials. It is primarily utilized by R&D chemists and material scientists in the fields of organic semiconductors, conductive polymers, and specialty coatings. The product is supplied with a guaranteed Certificate of Analysis to ensure batch-to-batch consistency for demanding applications.

Application

• Conductive Polymer Synthesis: Serves as a key monomer for creating water-soluble or self-doped poly(3,4-ethylenedioxythiophene) (PEDOT) analogs with enhanced processability.
• Organic Electrochemical Transistors (OECTs): Used in the development of high-performance, biocompatible OECTs for biosensing and medical diagnostics.
• Transparent Conductive Films: A precursor for formulating conductive inks and coatings for flexible displays, touch screens, and OLED devices.
• Antistatic & Corrosion-Resistant Coatings: Enables the production of durable, conductive coatings for electronics packaging and metal protection.
• Energy Storage: Investigated as an active material or dopant in supercapacitor and battery electrodes to improve charge capacity.
• Bioelectronics: Facilitates the fabrication of neural interfaces and electrode coatings that require stable ionic/electronic conduction.
• Chemical Sensing: Functionalized to create selective sensing layers in chemiresistive and electrochemical sensors.
• Academic & Industrial R&D: A vital research chemical for exploring new properties in π-conjugated systems and organic electronics.

Basic Information

Product Name	2,5-Dicarboxylic Acid-3,4-Ethylenedioxythiophene
CAS No.	108347-23-5
Molecular Formula	C10H8O6S
Molecular Weight	256.23 g/mol
Synonyms	EDOT-2,5-dicarboxylic acid; 3,4-Ethylenedioxythiophene-2,5-dicarboxylic acid; 2,5-Bis(carboxy)-EDOT; 2,5-Dicarboxyethylenedioxythiophene; ProDOT-COOH; 2,2'-Bithiophene-5,5'-dicarboxylic acid, 3,4-ethylenedioxy- (related); Thieno[3,4-b][1,4]dioxine-2,5-dicarboxylic acid
EINECS	Contact for details

Quality Control

Our 2,5-Dicarboxylic Acid-3,4-Ethylenedioxythiophene is manufactured under controlled conditions to ensure high purity and lot-to-lot reproducibility suitable for sensitive electronic applications. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, impurity profile, and residual solvent content. We adhere to stringent in-house quality standards, and specifications can be aligned with customer-specific requirements for advanced material development.

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 (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals (as Pb)	≤ 20 ppm

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