Description

2,5-Thiophenedicarboxylic Acid is a high-purity organic compound serving as a versatile and critical building block in advanced chemical synthesis. Its rigid, heterocyclic dicarboxylic acid structure makes it an invaluable precursor for creating functional materials with tailored properties. This compound is essential for research and production in the pharmaceutical, agrochemical, and specialty polymer industries, where it is used to develop novel active ingredients and high-performance polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for drugs targeting central nervous system and metabolic disorders.
• Agrochemical Synthesis: Building block for developing advanced herbicides, fungicides, and plant growth regulators with enhanced efficacy.
• Polymer & Material Science: Monomer for producing high-performance polymers, including polyamides, polyesters, and liquid crystal polymers (LCPs) for engineering plastics.
• Coordination Chemistry & MOFs: Organic linker for constructing metal-organic frameworks (MOFs) and coordination polymers used in gas storage, separation, and catalysis.
• Organic Electronic Materials: Core component in the development of organic semiconductors, conductive polymers, and materials for OLEDs and photovoltaic cells.
• Dye & Pigment Manufacturing: Intermediate in the synthesis of specialized dyes, pigments, and optical brighteners.
• Research & Development: Standard reagent in academic and industrial R&D for exploring new synthetic methodologies and material properties.

Basic Information

Product Name	2,5-Thiophenedicarboxylic Acid
CAS No.	4282-31-9
Molecular Formula	C6H4O4S
Molecular Weight	172.16 g/mol
Synonyms	Thiophene-2,5-dicarboxylic Acid; 2,5-Dicarboxythiophene; 2,5-Thiophenedicarboxylic Acid; Thiophene-α,α'-dicarboxylic Acid; 2,5-Bis(carboxy)thiophene; TDC; 2,5-Thiophendicarboxylic Acid; 2,5-Furandicarboxylic Acid thio-analogue
EINECS	224-287-8

Quality Control

Our 2,5-Thiophenedicarboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR, to ensure it meets the stringent requirements of our global customer base. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and compliance with relevant industry standards.

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). Keep away from strong oxidizing agents and strong bases. The product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%

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