Description

3,4,6-Trichloro-Benzo[B]Thiophene-2-Carboxylic Acid is a high-purity, multi-functional heterocyclic building block of significant interest in advanced organic synthesis. This compound is valued for its unique molecular scaffold, which serves as a critical precursor in the development of complex pharmaceutical intermediates and specialty agrochemicals. It is primarily sought after by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries for constructing novel active molecules.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic cores.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and insecticides, leveraging its halogenated thiophene structure.
• Material Science Research: Serves as a building block for organic electronic materials, such as semiconductors and conductive polymers, due to its electron-rich thiophene unit.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal-catalyzed cross-coupling reactions and other catalytic processes.
• Dye and Pigment Intermediate: Acts as a precursor in the synthesis of specialized dyes and organic pigments with specific light-absorption properties.

Basic Information

Product Name	3,4,6-Trichloro-Benzo[B]Thiophene-2-Carboxylic Acid
CAS No.	34576-90-4
Molecular Formula	C9H3Cl3O2S
Molecular Weight	297.54 g/mol
Synonyms	3,4,6-Trichlorobenzo[b]thiophene-2-carboxylic acid; 2-Carboxy-3,4,6-trichlorobenzo[b]thiophene; 3,4,6-Trichloro-1-benzothiophene-2-carboxylic acid; 34576-90-4; Benzo[b]thiophene-2-carboxylic acid, 3,4,6-trichloro-; Trichlorobenzo[b]thiophenecarboxylic acid
EINECS	Contact for details

Quality Control

Our production of 3,4,6-Trichloro-Benzo[B]Thiophene-2-Carboxylic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, GC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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). The compound may be moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (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.