Description

Poly(3-Butylthiophene-2,5-Diyl) is a regioregular conjugated polymer belonging to the polythiophene family, known for its excellent electrical and optical properties. This material is a critical component in the development of advanced organic electronic devices, offering tunable semiconducting characteristics. It is primarily sought after by researchers and manufacturers in the fields of organic photovoltaics (OPVs), field-effect transistors (OFETs), and electrochromic displays.

Application

• Organic Photovoltaic (OPV) Cells: Used as a primary electron donor material in bulk heterojunction solar cells for efficient light absorption and charge transport.
• Organic Field-Effect Transistors (OFETs): Serves as the active semiconducting layer, enabling flexible and printable electronics.
• Electrochromic Devices: Employed in smart windows and displays due to its ability to change color with applied voltage.
• Chemical Sensors: Utilized for detecting various analytes based on changes in its electrical conductivity.
• Organic Light-Emitting Diodes (OLEDs): Functions as a hole-transport layer or emissive material in some device architectures.
• Research & Development: A fundamental material for academic and industrial R&D in polymer chemistry and materials science.

Basic Information

Product Name	Poly(3-Butylthiophene-2,5-Diyl)
CAS No.	98837-51-5
Molecular Formula	(C8H12S)n
Molecular Weight	Variable (Polymer)
Synonyms	P3BT; Poly(3-butylthiophene); Poly(3-n-butylthiophene); Poly(3-butylthiophene-2,5-diyl) regioregular; Poly(3-butylthiophene-2,5-diyl) (P3BT); Poly(3-butyl-2,5-thiophenediyl); 3-Butylthiophene homopolymer; Poly(3-butylthiophene-2,5-diyl) (high regioregularity)
EINECS	Contact for details

Quality Control

Our Poly(3-Butylthiophene-2,5-Diyl) is produced under controlled conditions to ensure batch-to-batch consistency and high performance. Each lot undergoes rigorous quality testing, including analysis of regioregularity, molecular weight distribution, and purity. Certificates of Analysis (COA) detailing key parameters are available upon request to support your quality assurance protocols.

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 (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Dark solid (powder or film)
Regioregularity	> 95% (Head-to-Tail)
Number Average Molecular Weight (Mn)	10,000 - 50,000 g/mol
Polydispersity Index (PDI)	1.5 - 2.5
Identification (IR)	Conforms to structure
Residual Catalyst (Metals)	< 100 ppm
Solubility	Soluble in common organic solvents (e.g., chloroform, toluene)

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