Description

3-Thiopheneethanesulfonic Acid, 2,5-Dihydroxy- (9Ci) is a specialized sulfonated thiophene derivative, a key building block in advanced organic synthesis. Its unique structure, combining a thiophene core with ethanesulfonic acid and dihydroxy substituents, makes it a valuable precursor for creating functional materials with tailored electronic and chemical properties. This compound is essential for researchers and manufacturers in the fields of pharmaceutical development, organic electronics, and materials science.

Application

• Pharmaceutical Intermediate: Serves as a critical synthon in the development of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting specific biological pathways.
• Organic Semiconductor Research: Used as a functional monomer or dopant in the synthesis of conjugated polymers and small molecules for organic light-emitting diodes (OLEDs), field-effect transistors (OFETs), and photovoltaic cells.
• Electroactive Polymer Synthesis: Acts as a building block for creating self-doped, water-soluble conductive polymers with applications in biosensors, antistatic coatings, and electrochromic devices.
• Ligand and Catalyst Design: Utilized in the preparation of complexing agents and organocatalysts due to the chelating potential of its dihydroxy and sulfonate groups.
• Advanced Material Functionalization: Employed to introduce sulfonic acid functionality onto surfaces or polymers, enhancing hydrophilicity, proton conductivity, or ionic exchange capacity.

Basic Information

Product Name	3-Thiopheneethanesulfonic Acid, 2,5-Dihydroxy- (9Ci)
CAS No.	780022-12-0
Molecular Formula	C6H8O5S2
Molecular Weight	224.25 g/mol
Synonyms	2,5-Dihydroxy-3-thiopheneethanesulfonic Acid; 2-(2,5-Dihydroxythiophen-3-yl)ethanesulfonic Acid; 3-(2-Sulfoethyl)-2,5-dihydroxythiophene; 2,5-Dihydroxythiophene-3-ethanesulfonic Acid
EINECS	Contact for details

Quality Control

Our production of 3-Thiopheneethanesulfonic Acid, 2,5-Dihydroxy- (9Ci) adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing key parameters such as identity, purity, and impurity profiles. We are committed to supplying material that meets the exacting requirements of advanced chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); ensure the container is sealed immediately after use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white powder
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.