Description

Poly[2,1,3-Benzothiadiazole-4,7-Diyl[4,4-Bis(2-Ethylhexyl)-4H-Silolo[3,2-B:4,5-B']Dithiophene-2,6-Diyl]] is a high-performance conjugated polymer belonging to the class of donor-acceptor copolymers, widely recognized for its exceptional optoelectronic properties. This material is crucial for enabling next-generation organic electronic devices due to its excellent light absorption, charge carrier mobility, and tunable bandgap. It is primarily sought after by researchers and manufacturers in the organic photovoltaics (OPV) and organic light-emitting diode (OLED) sectors. CAS NO 1089687-02-4.

Application

• Organic Photovoltaic (OPV) Cells: Serves as a key active layer component in bulk heterojunction solar cells for efficient light-to-electricity conversion.
• Organic Light-Emitting Diodes (OLEDs): Used as an emissive or charge transport layer in display and lighting applications.
• Organic Field-Effect Transistors (OFETs): Functions as a high-mobility semiconducting channel material.
• Photodetectors: Employed in sensors for its sensitive photoresponse across specific wavelengths.
• Research & Development: A fundamental material for academic and industrial R&D in polymer electronics and material science.
• Printed Electronics: Suitable for solution-processed fabrication techniques like inkjet printing for flexible electronics.

Basic Information

Product Name	Poly[2,1,3-Benzothiadiazole-4,7-Diyl[4,4-Bis(2-Ethylhexyl)-4H-Silolo[3,2-B:4,5-B']Dithiophene-2,6-Diyl]]
CAS No.	1089687-02-4
Molecular Formula	(C42H54N2S4Si)n
Molecular Weight	Monomer: ~743.2 g/mol (Polymer MW varies)
Synonyms	PCPDTBT; Poly[(4,4'-bis(2-ethylhexyl)dithieno[3,2-b:2',3'-d]silole)-2,6-diyl-alt-(2,1,3-benzothiadiazole)-4,7-diyl]; Poly[4,4-bis(2-ethylhexyl)cyclopenta[2,1-b:3,4-b']dithiophene-2,6-diyl-alt-2,1,3-benzothiadiazole-4,7-diyl]; Benzothiadiazole-Dithienosilole Copolymer; Si-PCPDTBT; Donor-Acceptor Polymer for OPV; Low Band-Gap Conjugated Polymer; Alt: Benzothiadiazole and Dithienosilole copolymer
EINECS	Contact for details

Quality Control

Our Poly[2,1,3-Benzothiadiazole-4,7-Diyl[4,4-Bis(2-Ethylhexyl)-4H-Silolo[3,2-B:4,5-B']Dithiophene-2,6-Diyl]] is produced and handled under strict quality protocols to ensure batch-to-batch consistency critical for device performance. Each lot is characterized for key parameters including molecular weight, polydispersity, and purity. A comprehensive Certificate of Analysis (COA) detailing these specifications is provided with every shipment to support your R&D and quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere such as argon or nitrogen to prevent oxidation and degradation. This product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Dark solid (color may vary by batch)
Identification (IR)	Conforms to structure
Number Average Molecular Weight (Mn)	10,000 - 50,000 g/mol (Typical)
Weight Average Molecular Weight (Mw)	20,000 - 100,000 g/mol (Typical)
Polydispersity Index (PDI)	1.5 - 3.0
Purity (HPLC)	> 95%
Residual Solvents (GC)	Meets ICH guidelines
Moisture Content (KF)	< 0.5%

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