Description

2,5-Bis(3-Bromothiophen-2-Yl)Thieno[3,2-B]Thiophene is a high-purity, advanced organic semiconductor building block. This compound is a critical intermediate for synthesizing high-performance conjugated polymers and small molecules used in next-generation electronic devices. It is essential for R&D and production in the organic electronics and advanced materials sectors, where precise molecular structure dictates final product performance.

Application

• Key monomer for synthesizing donor-acceptor (D-A) conjugated polymers in Organic Photovoltaics (OPVs) and Perovskite Solar Cells.
• Building block for organic semiconductors used in Organic Field-Effect Transistors (OFETs) and Organic Light-Emitting Diodes (OLEDs).
• Precursor material for developing electrochromic devices and chemical sensors.
• Intermediate in academic and industrial research for exploring novel thiophene-based π-conjugated systems.
• Used in the fabrication of flexible and printed electronics.

Basic Information

Product Name	2,5-Bis(3-Bromothiophen-2-Yl)Thieno[3,2-B]Thiophene
CAS No.	1432507-97-5
Molecular Formula	C18H8Br2S4
Molecular Weight	544.31 g/mol
Synonyms	2,5-Bis(3-bromo-2-thienyl)thieno[3,2-b]thiophene; Thieno[3,2-b]thiophene, 2,5-bis(3-bromo-2-thienyl)-; 3-Bromothiophene-thienothiophene dimer; TT-Br; BTT-Br; Donor-acceptor polymer intermediate; Conjugated monomer; Organic electronic material
EINECS	Contact for details

Quality Control

Every batch of 2,5-Bis(3-Bromothiophen-2-Yl)Thieno[3,2-B]Thiophene is produced and analyzed under strict quality management protocols to ensure consistency and high purity for sensitive electronic applications. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 the container sealed under an inert atmosphere to prevent degradation and moisture uptake. Handle and store away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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