Description

6-Chlorobenzo[B]Thiophen-3(2H)-One is a versatile heterocyclic building block and key synthetic intermediate. This compound matters for its role in constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and advanced organic materials. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications in medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and fungicides where the benzo[b]thiophene core provides specific biological activity.
• Organic Electronic Materials: Serves as a precursor for the development of organic semiconductors, charge-transport materials, and other components for OLEDs and photovoltaic devices.
• Ligand and Catalyst Development: Utilized in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Dye and Pigment Chemistry: Acts as an intermediate in the synthesis of complex dyes, pigments, and fluorescent markers.
• Academic and Contract Research: Employed in universities and CROs (Contract Research Organizations) for methodological studies and the exploration of new chemical reactions.

Basic Information

Product Name	6-Chlorobenzo[B]Thiophen-3(2H)-One
CAS No.	52038-75-2
Molecular Formula	C8H5ClOS
Molecular Weight	184.64 g/mol
Synonyms	6-Chlorobenzo[b]thiophen-3(2H)-one; 6-Chloro-2,3-dihydro-1-benzothiophen-3-one; 6-Chloro-3-oxo-2,3-dihydrobenzo[b]thiophene; 3(2H)-Benzothiophenone, 6-chloro-; 6-Chloro-2,3-dihydrobenzothiophen-3-one; 6-Chloro-3-hydroxybenzo[b]thiophene
EINECS	Contact for details

Quality Control

Our 6-Chlorobenzo[B]Thiophen-3(2H)-One is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your R&D and quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, the container should be opaque or stored in a dark place.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
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.