Description

Poly[[4,4-Bis(2-Ethylhexyl)-4H-Cyclopenta[2,1-B:3,4-B']Dithiophene-2,6-Diyl]-2,5-Thiophenediyl-2,1,3-Benzothiadiazole-4,7-Diyl-2,5-Thiophenediyl] is a high-performance conjugated polymer belonging to the donor-acceptor (D-A) class, specifically designed for advanced optoelectronic applications. Its molecular architecture provides exceptional charge carrier mobility and tunable bandgap properties, making it a critical material for next-generation electronic devices. This polymer is essential for R&D and manufacturing in the organic electronics, photovoltaics, and sensor technology sectors.

Application

• Organic Photovoltaic (OPV) Cells: As a primary donor or acceptor material in the active layer of bulk heterojunction solar cells for efficient light absorption and charge generation.
• Organic Field-Effect Transistors (OFETs): Used as the semiconducting channel material to achieve high hole or electron mobility in flexible and printed electronics.
• Organic Light-Emitting Diodes (OLEDs): Employed in the emissive or charge transport layers for displays and lighting applications.
• Photodetectors and Sensors: Utilized for its sensitive photoresponse in creating devices for imaging, environmental monitoring, and biomedical sensing.
• Perovskite Solar Cells: Can be used as a hole-transporting layer (HTL) or interface layer to enhance device stability and performance.
• Printed and Flexible Electronics: Ideal for solution-processable inks used in roll-to-roll manufacturing of circuits and devices.
• Academic and Industrial R&D: Serves as a key material for synthesizing novel copolymers and investigating structure-property relationships in organic semiconductors.

Basic Information

Product Name	Poly[[4,4-Bis(2-Ethylhexyl)-4H-Cyclopenta[2,1-B:3,4-B']Dithiophene-2,6-Diyl]-2,5-Thiophenediyl-2,1,3-Benzothiadiazole-4,7-Diyl-2,5-Thiophenediyl]
CAS No.	1035681-83-4
Molecular Formula	(C41H49N1S5)n
Molecular Weight	Contact for details (Polymer)
Synonyms	PCPDTBT; Poly(cyclopentadithiophene-alt-benzothiadiazole); 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]; Poly[(4,4-bis(2-ethylhexyl)-4H-cyclopenta[2,1-b:3,4-b']dithiophene)-2,6-diyl-alt-(2,1,3-benzothiadiazole)-4,7-diyl]; Benzothiadiazole-cyclopentadithiophene copolymer; Donor-Acceptor Polymer PCPDTBT; Low bandgap polymer PCPDTBT; Poly(CPDT-BT)
EINECS	Contact for details

Quality Control

Our Poly[[4,4-Bis(2-Ethylhexyl)-4H-Cyclopenta[2,1-B:3,4-B']Dithiophene-2,6-Diyl]-2,5-Thiophenediyl-2,1,3-Benzothiadiazole-4,7-Diyl-2,5-Thiophenediyl] is produced under controlled conditions to ensure batch-to-batch consistency and high performance. Each lot undergoes rigorous analytical characterization, including measurements of molecular weight, polydispersity, and optical/electronic properties. Certificates of Analysis (COA) detailing specific parameters are available upon request to support your quality assurance and R&D 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 if possible to prevent oxidation and degradation. This material is light-sensitive and should be handled in a manner that minimizes exposure to air and moisture to preserve its electronic properties.

Specification

Item	Specification
Appearance	Dark solid (powder or film)
Identification (IR)	Conforms to structure
Number Average Molecular Weight (Mn)	Contact for details
Weight Average Molecular Weight (Mw)	Contact for details
Polydispersity Index (PDI)	< 3.0
Residual Solvent (GC)	< 0.5%
Optical Bandgap	~1.4 - 1.6 eV

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