Description

2,6-Bis(Trimethyltin)-4,8-Bis(2-Ethylhexyloxy)Benzo[1,2-B:4,5-B']Dithieno[3,2-B]Thiophene is a high-performance organotin-functionalized small molecule semiconductor material. This compound is critical for the development of next-generation organic electronic devices due to its excellent charge transport properties and tunable energy levels. It is primarily sought by R&D and manufacturing teams in the organic photovoltaics (OPV) and organic field-effect transistor (OFET) sectors.

Application

• Organic Photovoltaic (OPV) Cells: Serves as a key electron donor or acceptor material in the active layer for high-efficiency solar energy conversion.
• Organic Field-Effect Transistors (OFETs): Used as a semiconducting channel material to fabricate high-mobility, flexible electronic components.
• Perovskite Solar Cells: Employed as a hole-transporting material (HTM) or interfacial layer to enhance device stability and performance.
• Chemical Synthesis & Material Science Research: Acts as a versatile precursor or building block for synthesizing novel conjugated polymers and complex organic semiconductors.
• Printed Electronics: Suitable for solution-processable inks used in roll-to-roll manufacturing of flexible displays and sensors.
• Photodetectors & Sensors: Utilized in the fabrication of light-sensitive and chemical sensing devices due to its optoelectronic properties.

Basic Information

Product Name	2,6-Bis(Trimethyltin)-4,8-Bis(2-Ethylhexyloxy)Benzo[1,2-B:4,5-B']Dithieno[3,2-B]Thiophene
CAS No.	1627723-49-2
Molecular Formula	C38H56O2S3Sn2
Molecular Weight	902.86 g/mol
Synonyms	2,6-Bis(trimethylstannyl)-4,8-bis(2-ethylhexyloxy)benzo[1,2-b:4,5-b']dithieno[3,2-b]thiophene; BDTT-Sn; Tin-functionalized BDTT derivative; OPV monomer BDTT-Sn; OFET material 1627723-49-2; Benzo[1,2-b:4,5-b']dithieno[3,2-b]thiophene, 4,8-bis(2-ethylhexyloxy)-2,6-bis(trimethylstannyl)-; Stannylated BDTT core
EINECS	Contact for details

Quality Control

Every batch of our 2,6-Bis(Trimethyltin)-4,8-Bis(2-Ethylhexyloxy)Benzo[1,2-B:4,5-B']Dithieno[3,2-B]Thiophene is synthesized and purified under stringent conditions to ensure high purity and batch-to-batch consistency, critical for reproducible device performance. Quality is verified through comprehensive analytical techniques including NMR, HPLC, and elemental analysis. A detailed Certificate of Analysis (COA) documenting purity, identity, and key 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 material is light-sensitive (store away from light) and may be incompatible with strong alkali/organic solvent. For long-term storage, consider storing under an inert atmosphere such as argon or nitrogen to prevent oxidation and maintain optimal purity.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Tin Content (Elemental Analysis)	26.0 - 26.5%
Residual Solvents (GC)	Meet ICH guidelines

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