Description

2,7-Dibromobenzo[1,2-B:4,3-B']Dithiophene-4,5-Dione is a high-purity, specialized organic building block of significant interest in advanced materials research and development. This compound serves as a critical precursor for the synthesis of novel conjugated polymers and small molecules. It is primarily sought after by researchers and manufacturers in the organic electronics and photovoltaics sectors for constructing high-performance semiconducting materials.

Application

• As a key monomer for synthesizing donor-acceptor (D-A) type conjugated polymers used in organic field-effect transistors (OFETs).
• As a building block in the development of non-fullerene acceptors (NFAs) for next-generation organic solar cells (OSCs).
• For the preparation of organic light-emitting diode (OLED) materials, particularly for red and near-infrared emission.
• In the synthesis of dye-sensitized solar cell (DSSC) components and organic photodetectors.
• As a versatile intermediate in academic and industrial R&D for exploring new thiophene-based π-conjugated systems.
• For creating electrochromic materials and other functional organic electronic devices.

Basic Information

Product Name	2,7-Dibromobenzo[1,2-B:4,3-B']Dithiophene-4,5-Dione
CAS No.	1258459-51-6
Molecular Formula	C10H2Br2O2S2
Molecular Weight	401.06 g/mol
Synonyms	2,7-Dibromobenzo[1,2-b:4,3-b']dithiophene-4,5-dione; 4,5-Dioxo-4,5-dihydrobenzo[1,2-b:4,3-b']dithiophene-2,7-diyl dibromide; Benzo[1,2-b:4,3-b']dithiophene-4,5-dione, 2,7-dibromo-; 2,7-Dibromo-4,5-dioxo-4,5-dihydrobenzo[1,2-b:4,3-b']dithiophene
EINECS	Contact for details

Quality Control

Our 2,7-Dibromobenzo[1,2-B:4,3-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 analytical data including HPLC purity, NMR, and MS characterization. Certificates of Analysis (COA) detailing all specifications are available for every batch upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This material is light-sensitive and should be handled under inert atmosphere when appropriate for prolonged exposure.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (HPLC)	Conforms
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents	Complies with ICH guidelines

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