Description

(4,8-Bis(5-((2-Ethylhexyl)Oxy)Thiophen-2-Yl)Benzo[1,2-B:4,5-B']Dithiophene-2,6-Diyl)Bis(Trimethylstannane) is a high-purity, organotin-functionalized conjugated small molecule critical for advanced materials research. This compound serves as a key monomer or precursor in the synthesis of low-bandgap polymers for next-generation electronic devices. It is primarily sought after by R&D teams and manufacturers in the organic electronics and photovoltaics sectors. Its precise structure enables fine-tuning of electronic properties in the resulting polymeric materials.

Application

• Organic Photovoltaic (OPV) Cells: As a donor or acceptor building block for synthesizing high-performance, low-bandgap conjugated polymers used in solar cell active layers.
• Organic Field-Effect Transistors (OFETs): Used in the development of semiconducting polymers for thin-film transistors, enabling flexible and printed electronics.
• Perovskite Solar Cells: As a component in hole-transporting materials (HTMs) or interfacial layers to improve device efficiency and stability.
• Organic Light-Emitting Diodes (OLEDs): Employed in the synthesis of emissive or charge-transporting polymers for display and lighting applications.
• Chemical Research: Serves as a specialized monomer in Stille polycondensation reactions to create novel donor-acceptor (D-A) type polymers.
• Material Science: Used in academic and industrial R&D for exploring structure-property relationships in π-conjugated systems.

Basic Information

Product Name	(4,8-Bis(5-((2-Ethylhexyl)Oxy)Thiophen-2-Yl)Benzo[1,2-B:4,5-B']Dithiophene-2,6-Diyl)Bis(Trimethylstannane)
CAS No.	1905435-76-8
Molecular Formula	C48H66O2S4Sn2
Molecular Weight	1064.9 g/mol
Synonyms	BDT(2OD)-2T-Sn; BDT-T-Sn monomer; 2,6-Bis(trimethylstannyl)-4,8-bis(5-(2-ethylhexyloxy)thiophen-2-yl)benzo[1,2-b:4,5-b']dithiophene; BDT(2OD)2T-Sn; Benzo[1,2-b:4,5-b']dithiophene distannane derivative; OPV monomer 1905435-76-8; Stille monomer for BDT polymers; (BDT-2OD-2T)bis(trimethylstannane)
EINECS	Contact for details

Quality Control

Every batch of our (4,8-Bis(5-((2-Ethylhexyl)Oxy)Thiophen-2-Yl)Benzo[1,2-B:4,5-B']Dithiophene-2,6-Diyl)Bis(Trimethylstannane) is synthesized and purified under stringent, inert conditions to ensure high reactivity and batch-to-batch consistency for sensitive polymerization reactions. Quality is verified via advanced analytical techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and residual solvent levels is provided with each shipment to support your R&D and quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) at 2-8°C or as specified on the label. This compound is easily oxidized and moisture-sensitive; prolonged exposure to air or ambient conditions should be avoided to maintain purity and reactivity. Keep the container tightly sealed in a cool, dry, and well-ventilated place.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Tin Content	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.