Description

4,4'-Dichloro-7,7'-Dimethyl-δ2,2'(3H,3'H)-Bibenzo[B]Thiophene-3,3'-Dione is a high-purity, specialized heterocyclic organic compound that serves as a critical advanced intermediate in synthetic chemistry. Its unique fused thiophene-dione structure makes it a valuable building block for the development of novel materials with specific electronic and photophysical properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and organic electronics sectors who require precise molecular scaffolds for innovation.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting specific biological pathways.
• Agrochemical Research: Used in the development of new generation herbicides, fungicides, and pesticides, leveraging its heterocyclic core.
• Organic Electronic Materials: Serves as a foundational unit for constructing organic semiconductors, hole-transport materials, or non-fullerene acceptors used in OLEDs and organic photovoltaics (OPVs).
• Dye and Pigment Synthesis: Intermediate for creating specialized dyes, pigments, and photoinitiators due to its conjugated system and potential for color generation.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create novel ligands for catalysis or metal-organic frameworks (MOFs).
• Academic and R&D: A valuable tool for synthetic organic chemists in universities and corporate R&D labs exploring new chemical reactions and molecular architectures.

Basic Information

Product Name	4,4'-Dichloro-7,7'-Dimethyl-δ2,2'(3H,3'H)-Bibenzo[B]Thiophene-3,3'-Dione
CAS No.	6371-31-9
Molecular Formula	C₁₈H₁₀Cl₂O₂S₂
Molecular Weight	393.31 g/mol
Synonyms	4,4'-Dichloro-7,7'-dimethyl-2,2'-bi(3H-benzothiophene)-3,3'-dione; 2,2'-Bibenzo[b]thiophene-3,3'-dione, 4,4'-dichloro-7,7'-dimethyl-; 4,4'-Dichloro-7,7'-dimethyl-2,2'-bibenzothiophene-3,3'-dione; 7,7'-Dimethyl-4,4'-dichloro-2,2'-bibenzothiophene-3,3'-dione; DCDM-BTD
EINECS	Contact for details

Quality Control

Our 4,4'-Dichloro-7,7'-Dimethyl-δ2,2'(3H,3'H)-Bibenzo[B]Thiophene-3,3'-Dione is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and industrial use. We provide comprehensive analytical documentation, including Certificates of Analysis (COA) with data from HPLC, NMR, and mass spectrometry. Our quality system is designed to meet the stringent requirements of advanced chemical synthesis and material science applications.

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). This compound may be light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (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.