Description

2,1,3-Benzothiadiazole, 4,7-Bis[2-(Trimethylsilyl)Ethynyl]- is a high-value, functionalized organic semiconductor building block. This compound matters for its role as a key precursor in the synthesis of advanced conjugated polymers and small molecules used in electronic devices. It is primarily needed by R&D chemists and manufacturers in the organic electronics, photovoltaics (OPV), and materials science sectors seeking to develop next-generation optoelectronic materials.

Application

• Organic Photovoltaic (OPV) Cells: Serves as a crucial electron-accepting or donor-acceptor copolymer component for efficient light absorption and charge transport.
• Organic Light-Emitting Diodes (OLEDs): Used in the synthesis of emissive or charge-transport layers for displays and lighting applications.
• Organic Field-Effect Transistors (OFETs): Acts as a building block for high-mobility semiconducting polymers.
• Chemical Synthesis & Material Research: A versatile intermediate for creating novel π-conjugated systems with tailored electronic properties.
• Dye-Sensitized and Perovskite Solar Cells: Employed in the development of hole-transport materials or sensitizers.
• Non-Linear Optical (NLO) Materials: Used in research for materials with specific light-manipulating properties.

Basic Information

Product Name	2,1,3-Benzothiadiazole, 4,7-Bis[2-(Trimethylsilyl)Ethynyl]-
CAS No.	480998-11-6
Molecular Formula	C16H20N2SSi2
Molecular Weight	328.58 g/mol
Synonyms	4,7-Bis(2-trimethylsilylethynyl)benzo[c][1,2,5]thiadiazole; 4,7-Bis(2-trimethylsilylethynyl)-2,1,3-benzothiadiazole; 4,7-Bis[(trimethylsilyl)ethynyl]benzo[1,2,5]thiadiazole; BTD-TMS; BTA-TMS; Benzothiadiazole derivative TMS-acetylene; 2,1,3-Benzothiadiazole, 4,7-bis[2-(trimethylsilyl)ethynyl]-; 4,7-Di(2-trimethylsilylethynyl)benzo[c][1,2,5]thiadiazole
EINECS	Contact for details

Quality Control

Our high-purity electronic-grade materials are produced under controlled conditions. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your R&D and quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C or as specified on the label or COA. This compound is easily oxidized and light-sensitive; prolonged exposure to air, moisture, or light should be avoided to maintain stability and purity.

Specification

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

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