Description

6-Chloro-2-(6-Chloro-3-Oxobenzo[B]Thien-2(3H)-Ylidene)Benzo[B]Thiophene-3(2H)-One is a high-purity, specialized organic compound belonging to the benzo[b]thiophene class, serving as a critical advanced intermediate in fine chemical synthesis. Its unique fused heterocyclic structure makes it a valuable building block for research and development in high-performance materials and pharmaceuticals. This compound is essential for industrial and academic chemists working on the development of novel organic electronic materials, pigments, and active pharmaceutical ingredients (APIs).

Application

• Organic Semiconductor Precursor: A key intermediate in the synthesis of n-type organic semiconductor materials for OLEDs, OFETs, and photovoltaic cells.
• High-Performance Pigment & Dye Intermediate: Used in the manufacture of specialized pigments and dyes requiring high thermal stability and color fastness.
• Pharmaceutical Research Intermediate: Serves as a sophisticated scaffold in medicinal chemistry for the development of new therapeutic agents.
• Photoactive Material Synthesis: Employed in the creation of compounds for photodynamic therapy or light-harvesting applications.
• Ligand and Catalyst Development: Utilized as a precursor for creating complex ligands used in catalytic systems.
• Academic & Industrial R&D: A valuable tool for synthetic organic chemists exploring new reactions and molecular architectures.

Basic Information

Product Name	6-Chloro-2-(6-Chloro-3-Oxobenzo[B]Thien-2(3H)-Ylidene)Benzo[B]Thiophene-3(2H)-One
CAS No.	6492-68-8
Molecular Formula	C₁₆H₆Cl₂O₂S₂
Molecular Weight	373.26 g/mol
Synonyms	6,6'-Dichloro-3,3'-dioxo-3H,3'H-[2,2'-bibenzo[b]thiophenylidene]; 6-Chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)-1-benzothiophen-3(2H)-one; 6,6'-Dichloro-3,3'-dioxo-[2,2'-bibenzo[b]thiophenylidene]; 2-(6-Chloro-3-oxobenzo[b]thien-2(3H)-ylidene)-6-chlorobenzo[b]thiophen-3(2H)-one; Vat Yellow 6; C.I. 59500; C.I. Vat Yellow 6; Pigment Yellow 108
EINECS	229-363-9

Quality Control

Our production of 6-Chloro-2-(6-Chloro-3-Oxobenzo[B]Thien-2(3H)-Ylidene)Benzo[B]Thiophene-3(2H)-One adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is fully characterized and tested against comprehensive specifications, including identity confirmation by spectroscopic methods (IR, NMR) and purity assessment by HPLC. A detailed Certificate of Analysis (COA) documenting all test results is provided with every shipment.

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 the container tightly sealed in a dry environment to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Yellow to orange 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 (as Pb)	≤ 20 ppm

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