Chemical Name: Perylene
CAS No.: 198-55-0
Molecular Formula: C20H12
Molecular Weight: 252.31
Perylene (CAS 198-55-0) is a polycyclic aromatic hydrocarbon (PAH) with the molecular formula C₂₀H₁₂. Known for its photostability and fluorescence properties, it is widely used in advanced material science and electronic applications.
Parameter | Perylene (CAS 198-55-0) | Alternative PAHs |
---|---|---|
Quantum Yield | 0.95-0.98 | 0.85-0.92 (e.g., Anthracene) |
Thermal Stability | Stable up to 300°C | Degrades at 250°C (e.g., Pyrene) |
Application Scope | OLEDs, Solar Cells, Sensors | Limited to dyes |
Used as electron-transport material in OLEDs due to high electron mobility (10⁻³ cm²/V·s).
Enhances power conversion efficiency (PCE) up to 8.5% in perovskite solar cells.
Bioimaging applications with excitation/emission at 420/480 nm.
Application | Concentration |
---|---|
OLED Fabrication | 2-5 mg/mL in chlorobenzene |
Sensor Coating | 0.1-0.5% w/w |
A leading display manufacturer achieved 22% external quantum efficiency (EQE) using perylene-based hole-blocking layers.
Research team at MIT extended device operational stability to 1,000 hours under 1 sun illumination.
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