Description

3,3'-Dibromo-5,5'-Bis(trimethylsilyl)-2,2'-bithiophene is a high-purity, functionalized bithiophene derivative of significant interest in advanced materials research and development. This compound serves as a critical building block (monomer or intermediate) for synthesizing conjugated polymers and organic semiconductors. It is primarily needed by R&D chemists and process engineers in the organic electronics, photovoltaics, and specialty chemical synthesis sectors, where precise molecular control is paramount for tuning material properties.

Application

• Organic Semiconductor Precursor: Key monomer for the synthesis of conjugated polymers used in Organic Field-Effect Transistors (OFETs) and Organic Light-Emitting Diodes (OLEDs).
• Photovoltaic Material Intermediate: Building block for developing donor-acceptor copolymers in bulk heterojunction organic solar cells (OSCs).
• Electrochromic Material Synthesis: Used in the production of polymers that change color with applied voltage for smart windows and displays.
• Chemical Sensor Development: Serves as a functional component in polymers designed for detecting specific analytes or environmental changes.
• Advanced Material Research: Fundamental research compound for studying structure-property relationships in π-conjugated systems.
• Cross-Coupling Reactions: The bromine substituents make it an excellent substrate for Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions to create complex oligomers and polymers.

Basic Information

Item	Details
Product Name	3,3'-Dibromo-5,5'-Bis(trimethylsilyl)-2,2'-bithiophene
CAS No.	207742-50-5
Molecular Formula	C16H24Br2S2Si2
Molecular Weight	508.47 g/mol
Synonyms	5,5'-Bis(trimethylsilyl)-3,3'-dibromo-2,2'-bithiophene; 2,2'-Bithiophene, 3,3'-dibromo-5,5'-bis(trimethylsilyl)-; 3,3'-Dibromo-5,5'-bis(trimethylsilyl)-2,2'-bithienyl; TMS-Bithiophene Dibromide Derivative
EINECS	Contact for details

Quality Control

Our production of 3,3'-Dibromo-5,5'-Bis(trimethylsilyl)-2,2'-bithiophene adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity, which is critical for sensitive electronic applications. All products undergo rigorous analytical testing, including HPLC, NMR (1H & 13C), and GC-MS, to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage and when dispensing to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 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.