Description

2,3-Dichloro-Benzo[B]Thiophene is a halogenated heterocyclic compound that serves as a versatile and critical synthetic intermediate in advanced organic chemistry. Its value lies in its role as a key building block for constructing complex molecular architectures, particularly in the development of high-value specialty chemicals. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries who require high-purity intermediates for complex synthesis.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds with thiophene-based scaffolds.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides, leveraging its halogenated structure for bioactivity.
• Material Science Research: Serves as a monomer or building block for developing organic semiconductors, conductive polymers, and other advanced electronic materials.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of complex heterocyclic dyes and organic pigments.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create novel ligands for catalytic systems.
• Custom Synthesis and R&D: A valuable starting material for contract research organizations and academic laboratories exploring new chemical entities.

Basic Information

Product Name	2,3-Dichloro-Benzo[B]Thiophene
CAS No.	5323-97-7
Molecular Formula	C8H4Cl2S
Molecular Weight	203.09 g/mol
Synonyms	2,3-Dichlorobenzo[b]thiophene; 2,3-Dichlorobenzothiophene; Benzo[b]thiophene, 2,3-dichloro-; 2,3-Dichloro-1-benzothiophene; NSC 404087; 2,3-Dichlorobenzo[b]thiophene; 2,3-Dichloro-benzo[b]thiophene
EINECS	226-182-5

Quality Control

Our 2,3-Dichloro-Benzo[B]Thiophene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. A Certificate of Analysis (COA) detailing specific results for purity, residual solvents, and related substances is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain product integrity.

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%
Residual Solvents (GC)	Meets ICH guidelines

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