Table of Contents
- Product Overview & Specifications
- Key Applications
- Performance Comparison
- Usage Guidelines
- Industry Case Studies
- Contact for Technical Consultation
1,6,7,12-Tetrachloroperylene Tetracarboxylic Acid Dianhydride (CAS 156028-26-1) Technical Specifications
Core Parameters
| Parameter | Specification |
|---|---|
| CAS Number | 156028-26-1 |
| Molecular Formula | C24H4Cl4O6 |
| Molecular Weight | 546.9 g/mol |
| Appearance | Dark red crystalline powder |
| Purity | ≥98% (HPLC) |
| Storage Conditions | -20°C in dark atmosphere |
Comparative Analysis
| Feature | Perylene Dianhydride | Chlorinated Derivative |
|---|---|---|
| Electron Affinity | 2.8 eV | 3.2 eV |
| Thermal Stability | 280°C | 320°C |
| Solubility in DCM | 35 mg/ml | 18 mg/ml |
Industrial Applications of Chlorinated Perylene Dianhydride
Organic Semiconductor Manufacturing
Enhances charge transport properties in OFETs (Organic Field-Effect Transistors) with hole mobility up to 0.45 cm²/V·s
High-Performance Pigments
Creates weather-resistant coatings with CIELAB chroma values exceeding 85 in automotive paints
Fluorescent Sensors
Enables heavy metal detection at 0.1 ppb sensitivity through chelation-induced fluorescence quenching
Polymer Additives
Improves PVDF dielectric constant from 8.5 to 12.3 at 5% loading ratio
Performance Benchmarking Data
| Property | Standard Perylene | Chlorinated Version | Improvement |
|---|---|---|---|
| Quantum Yield | 0.68 | 0.82 | +20.6% |
| Oxidation Potential | 1.2 V | 1.5 V | +25% |
| Film Formation | Microcrystalline | Amorphous | Better uniformity |
Optimal Processing Parameters
Solution Processing
Recommended concentration: 2-5 wt% in chlorobenzene at 80°C stirring
Vacuum Deposition
Sublimation temperature: 280-300°C under 10-5 Torr vacuum
Safety Protocols
Requires Class D PPE with activated carbon filtration during handling
Documented Implementation Cases
Case 1: OLED Manufacturing Breakthrough
Client: Shenzhen OptoElectronics Co., Ltd. (2023 Implementation)
Achieved 18% EQE in blue-emitting devices through host material modification
Case 2: Anti-Corrosion Coating Development
Client: Guangzhou Marine Coatings Research Institute (2024 Trial)
Extended salt spray resistance from 800hr to 1500hr in marine applications
Case 3: Advanced Sensor Systems
Client: Shanghai Environmental Monitoring Center (2022 Deployment)
Implemented real-time mercury detection system with 0.05ppb detection limit
Technical Consultation & Ordering
Custom Synthesis Services
Available in 100g to 10kg batches with purity options up to 99.9%
Sample Request Protocol
5g trial samples available for material compatibility testing
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