Description

3-Chlorothiophene-2-Carboxylic Acid is a versatile heterocyclic building block and key synthetic intermediate. This compound is valued for its reactive carboxylic acid and chlorine functional groups, which enable its use in constructing complex molecular architectures. It is primarily sought after by research and development chemists and manufacturers in the pharmaceutical and agrochemical industries for the synthesis of active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing thiophene scaffolds.
• Agrochemical Synthesis: Used in the development and production of advanced herbicides, fungicides, and insecticides.
• Material Science: Serves as a monomer or building block for creating specialized polymers and organic electronic materials.
• Chemical Research: Employed in academic and industrial R&D for exploring new chemical reactions and creating novel heterocyclic compounds.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of complex organic dyes and pigments.
• Ligand Synthesis: Used to prepare specialized ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	3-Chlorothiophene-2-Carboxylic Acid
CAS No.	59337-89-2
Molecular Formula	C5H3ClO2S
Molecular Weight	162.59 g/mol
Synonyms	3-Chloro-2-thiophenecarboxylic Acid; 3-Chlorothiophene-2-carboxylic Acid; 2-Thiophenecarboxylic acid, 3-chloro-; 3-Chloro-2-carboxythiophene; 3-Chlorothiophene-2-carboxylate; 3-Chloro-2-thiophenecarboxylate; 3-Chloro-2-thiophene carboxylic acid
EINECS	Contact for details

Quality Control

Our 3-Chlorothiophene-2-Carboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with every shipment, detailing all relevant specifications. We adhere to cGMP principles where applicable to support our customers in regulated industries.

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 acids, bases, and oxidizing agents. The container must be kept tightly sealed to protect the product from moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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