Description

2,7-Bis(Trimethyltin)-5,10-Bis[5-(2-Ethylhexyl)-2-Thienyl]Dithieno[2,3-D:2',3'-D']Benzo[1,2-B:4,5-B']Dithiophene is a high-purity, organotin-functionalized organic semiconductor building block. This compound is specifically engineered for advanced materials research and development, offering a precise molecular structure for tuning electronic properties. It is a critical raw material for researchers and manufacturers developing next-generation organic electronic devices.

Application

• Organic Photovoltaic (OPV) Cells: Serves as a key electron-donor or acceptor material in the active layer for high-efficiency solar cells.
• Organic Field-Effect Transistors (OFETs): Used as a semiconductor component to fabricate high-mobility, solution-processable transistors.
• Perovskite Solar Cells: Employed as a hole-transport material (HTM) or interfacial layer to improve device stability and performance.
• Organic Light-Emitting Diodes (OLEDs): Functions as a host or dopant material in emissive layers for displays and lighting.
• Chemical Synthesis: Acts as a versatile monomer or precursor for synthesizing conjugated polymers and small molecules via Stille coupling reactions.
• Academic & Industrial R&D: Essential for fundamental studies on structure-property relationships in organic semiconductors.

Basic Information

Product Name	2,7-Bis(Trimethyltin)-5,10-Bis[5-(2-Ethylhexyl)-2-Thienyl]Dithieno[2,3-D:2',3'-D']Benzo[1,2-B:4,5-B']Dithiophene
CAS No.	1446476-81-8
Molecular Formula	C52H62S6Sn2
Molecular Weight	1085.06 g/mol
Synonyms	DTBDT-Tin Monomer; 2,7-Bis(trimethylstannyl)-5,10-bis[5-(2-ethylhexyl)thiophen-2-yl]dithieno[2,3-d:2',3'-d']benzo[1,2-b:4,5-b']dithiophene; BDT-based Stille Monomer; Dithienobenzodithiophene Ditin Reagent; Organic Semiconductor Monomer CAS 1446476-81-8
EINECS	Contact for details

Quality Control

Every batch of our 2,7-Bis(Trimethyltin)-5,10-Bis[5-(2-Ethylhexyl)-2-Thienyl]Dithieno[2,3-D:2',3'-D']Benzo[1,2-B:4,5-B']Dithiophene is synthesized and purified under stringent conditions to ensure exceptional purity and batch-to-batch consistency, critical for reproducible device performance. Quality is verified through advanced analytical techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store the product in a freezer at -20°C to -10°C under an inert atmosphere (argon or nitrogen). The compound is moisture-sensitive and should be handled in a dry environment. Allow the sealed container to reach room temperature before opening to prevent condensation.

Specification

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

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