Description

2,5-Dibromothieno[2,3-B]Thiophene is a high-purity, specialized heterocyclic building block of significant interest in advanced material science and pharmaceutical research. This compound serves as a critical precursor for the synthesis of complex organic semiconductors and functional polymers due to its unique electron-deficient thienothiophene core and bromine substituents. It is primarily utilized by R&D chemists and process development scientists in the organic electronics, agrochemical, and pharmaceutical industries for constructing novel molecular architectures.

Application

• Organic Semiconductor Synthesis: A key monomer for constructing donor-acceptor polymers and small molecules used in Organic Field-Effect Transistors (OFETs) and Organic Photovoltaics (OPVs).
• Pharmaceutical Intermediates: Serves as a versatile building block in medicinal chemistry for the development of new therapeutic agents, particularly those targeting specific biological pathways.
• Agrochemical Research: Used in the synthesis of novel active ingredients for crop protection products, leveraging its heterocyclic structure.
• Material Science Research: Employed in the development of novel conductive polymers, electrochromic materials, and sensors.
• Ligand and Catalyst Development: Acts as a precursor for creating specialized ligands used in transition metal catalysis.

Basic Information

Product Name	2,5-Dibromothieno[2,3-B]Thiophene
CAS No.	25121-86-2
Molecular Formula	C6H2Br2S2
Molecular Weight	297.92 g/mol
Synonyms	2,5-Dibromothieno[2,3-b]thiophene; Thieno[2,3-b]thiophene, 2,5-dibromo-; 2,5-Dibromothieno(2,3-b)thiophene; Dibromothienothiophene; TT-Br2
EINECS	Contact for details

Quality Control

Our 2,5-Dibromothieno[2,3-B]Thiophene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity, essential for sensitive R&D and scale-up processes. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing key parameters such as purity (by HPLC), identity confirmation (by NMR/IR), and impurity profiles. Our quality commitment supports compliance with relevant research and development standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat and incompatible materials. Due to its light-sensitive nature, handling and packaging are performed under controlled lighting conditions to preserve product integrity.

Specification

Item	Specification
Appearance	White to off-white 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%

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