Description

Benzo[1,2-B:6,5-B']Dithiophene-4,5-Dione is a high-purity, fused-ring dithiophenedione compound that serves as a critical building block in advanced organic electronic materials. Its unique conjugated structure and electron-accepting properties make it an essential precursor for synthesizing high-performance organic semiconductors. This compound is primarily sought by researchers and manufacturers in the fields of organic photovoltaics (OPVs), organic field-effect transistors (OFETs), and other next-generation electronic devices.

Application

• Organic Semiconductor Synthesis: A key monomer for constructing donor-acceptor (D-A) type polymers and small molecules used in organic electronics.
• Organic Photovoltaic (OPV) Materials: Serves as an electron-deficient unit in polymer or small-molecule acceptors for high-efficiency solar cells.
• Organic Field-Effect Transistor (OFET) Development: Used to create n-type or ambipolar semiconductor materials with high electron mobility.
• Perovskite Solar Cell Components: Investigated as a potential hole-transporting material or interfacial layer to improve device stability and performance.
• Electroluminescent Materials: Incorporated into the backbone of emitters for organic light-emitting diodes (OLEDs).
• Chemical Research & Development: A valuable intermediate for exploring novel conjugated systems and their photophysical properties in academic and industrial R&D.

Basic Information

Product Name	Benzo[1,2-B:6,5-B']Dithiophene-4,5-Dione
CAS No.	24243-32-1
Molecular Formula	C10H4O2S2
Molecular Weight	220.27 g/mol
Synonyms	Benzo[1,2-b:6,5-b']dithiophene-4,5-dione; 4,5-Dioxobenzo[1,2-b:6,5-b']dithiophene; Benzo[1,2-b:6,5-b']dithiophene-4,5-quinone; BDT-4,5-dione; 24243-32-1; Benzo[1,2-b:6,5-b']dithiophene-4,5-diol, 4,5-dione; Benzo[1,2-b:6,5-b']dithiophenedione
EINECS	Contact for details

Quality Control

Our Benzo[1,2-B:6,5-B']Dithiophene-4,5-Dione is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, which is critical for electronic material performance. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing purity, identity, and impurity profiles. Our quality commitment aligns with the stringent requirements of advanced material research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This compound is light-sensitive (store away from light) and should be handled under an inert atmosphere when appropriate to prevent degradation. Keep away from strong acids/bases and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals (as Pb)	< 20 ppm
Residue on Ignition	< 0.1%
Solubility	Soluble in common organic solvents (e.g., DCM, THF, Chloroform)

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