Description

3-Hydroxythiophene-2-Carboxylic Acid is a versatile heterocyclic building block with significant synthetic utility. This compound is valued for its bifunctional structure, featuring both a carboxylic acid and a hydroxyl group on a thiophene core, enabling its use in the synthesis of complex molecules. It is primarily sought after by researchers and manufacturers in the pharmaceutical and agrochemical industries for developing active ingredients and advanced intermediates.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the thiophene moiety can contribute to biological activity.
• Material Science Precursor: Serves as a monomer or functionalizing agent in the synthesis of conductive polymers and organic electronic materials.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal catalysis and coordination chemistry applications.
• Chemical Research: A valuable reagent in academic and industrial R&D for constructing complex heterocyclic systems and exploring new synthetic methodologies.

Basic Information

Product Name	3-Hydroxythiophene-2-Carboxylic Acid
CAS No.	5118-07-0
Molecular Formula	C5H4O3S
Molecular Weight	144.15 g/mol
Synonyms	2-Carboxy-3-hydroxythiophene; 3-Hydroxy-2-thiophenecarboxylic acid; 3-Hydroxythiophene-2-carboxylic acid; 3-Hydroxythiophene-2-carboxylate; 2-Thiophenecarboxylic acid, 3-hydroxy-; 3-Hydroxy-2-thiophenecarboxylate; 3-Hydroxy-2-thiophene carboxylic acid
EINECS	225-852-1

Quality Control

Our 3-Hydroxythiophene-2-Carboxylic Acid is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality system is designed to support applications requiring high-purity chemical intermediates.

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). Keep the container tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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