Description

Poly(2,5-Dioctylphenylene-1,4-Ethynylene) is a conjugated polymer belonging to the poly(phenylene ethynylene) (PPE) family, characterized by its rigid-rod backbone structure and unique optoelectronic properties. This material matters for its excellent processability and tunable electronic characteristics, which are critical for advanced material science and device engineering. It is primarily needed by researchers and manufacturers in the organic electronics, sensor technology, and specialty polymer sectors seeking high-performance semiconducting materials.

Application

• Organic Field-Effect Transistors (OFETs): As an active semiconducting layer due to its charge carrier mobility.
• Chemical and Biological Sensors: Utilizing its fluorescence quenching properties for highly sensitive detection platforms.
• Light-Emitting Diodes (OLEDs/PLEDs): As an emissive or charge-transport layer in electroluminescent devices.
• Photovoltaic Cells: Acting as an electron donor material in organic solar cell architectures.
• Nonlinear Optical Materials: For applications in photonics and optical limiting due to its conjugated structure.
• Polymer Nanocomposites: As a functional matrix to enhance electrical or optical properties of composite materials.
• Academic and Industrial R&D: For fundamental studies on conjugated polymer behavior and new device prototyping.

Basic Information

Product Name	Poly(2,5-Dioctylphenylene-1,4-Ethynylene)
CAS No.	336625-87-7
Molecular Formula	(C30H40)n
Molecular Weight	~ (400.64)n g/mol (monomer unit)
Synonyms	Poly(2,5-dioctyl-1,4-phenyleneethynylene); Poly(2,5-dioctyl-p-phenylene ethynylene); PPE-DO; Poly(p-phenylene ethynylene) derivative; 2,5-Dioctyl-PPE; Conjugated polymer PPE; Poly(arylene ethynylene); PPV analogue (structural); Light-emitting polymer (LEP)
EINECS	Contact for details

Quality Control

Our Poly(2,5-Dioctylphenylene-1,4-Ethynylene) is produced under controlled conditions to ensure batch-to-batch consistency for research and development applications. Each lot undergoes rigorous quality testing, including analysis of molecular weight distribution, purity, and functional performance. Certificates of Analysis (COA) detailing specific lot parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at room temperature (15-25°C) in a cool, dry place. This material is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain stability and performance.

Specification

Item	Specification
Appearance	Yellow to orange solid or powder
Identification (IR)	Conforms to structure
Number Average Molecular Weight (Mn)	5,000 - 50,000 g/mol (typical)
Polydispersity Index (PDI)	< 2.5
Thermal Decomposition Temperature (Td)	> 300 °C
Solubility	Soluble in common organic solvents (e.g., THF, chloroform, toluene)

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