Description

Poly(3-Dodecylthiophene-2,5-Diyl) is a high-performance conjugated polymer belonging to the regioregular poly(3-alkylthiophene) family, known for its excellent semiconducting properties. This material is crucial for enabling flexible, lightweight, and cost-effective electronic devices due to its solution-processability and tunable electrical characteristics. It is primarily sought after by researchers and manufacturers in the organic electronics, photovoltaics, and advanced materials sectors.

Application

• Organic Field-Effect Transistors (OFETs): As the active semiconducting layer for switching and amplification in flexible logic circuits and displays.
• Organic Photovoltaics (OPVs / Solar Cells): Used as an electron donor material in bulk heterojunction solar cells to convert sunlight into electricity.
• Chemical and Biological Sensors: Employed as a sensitive layer due to its electrical response to specific analytes and environmental changes.
• Electrochromic Devices: For smart windows and displays that change color or opacity in response to an applied voltage.
• Thermoelectric Materials: Research into converting waste heat into electrical power utilizing its conductive properties.
• Printed Electronics: Ideal for inkjet, screen, or roll-to-roll printing of conductive patterns and circuits on flexible substrates.

Basic Information

Product Name	Poly(3-Dodecylthiophene-2,5-Diyl)
CAS No.	137191-59-4
Molecular Formula	(C16H26S)n
Molecular Weight	~Variable (Polymer)
Synonyms	P3DDT; Poly(3-dodecylthiophene); Poly(3-dodecyl-2,5-thiophenediyl); Regioregular Poly(3-dodecylthiophene); rr-P3DDT; Poly(3-dodecylthienylene); Poly(3-dodecyl-2,5-thienylene); Poly(3-dodecylthiophene-2,5-diyl)
EINECS	Contact for details

Quality Control

Our Poly(3-Dodecylthiophene-2,5-Diyl) is produced and tested under controlled conditions to ensure batch-to-batch consistency and performance reliability for research and development. Each lot is characterized for key parameters including regioregularity, molecular weight, and purity. A comprehensive Certificate of Analysis (COA) detailing these specifications is provided with every shipment.

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 purple to black solid or powder
Identification (IR)	Conforms to structure
Regioregularity (RR)	> 90% (Head-to-Tail) by NMR
Number Average Molecular Weight (Mn)	10,000 - 50,000 g/mol (Typical)
Polydispersity Index (PDI)	1.5 - 2.5
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.