2′-Bromo-2,7-di-tert-butyl-9,9′-spirobi[fluorene] CAS 393841-81-1: Comprehensive Guide
Table of Contents
1. Product Specifications & Comparative Analysis
| Parameter | Specification | Alternative Spirobi[fluorene] Derivatives |
|---|---|---|
| CAS Number | 393841-81-1 | CAS 138847-85-5 (Non-brominated analog) |
| Molecular Formula | C₃₉H₄₃Br | C₃₈H₄₄ (Base structure) |
| Molecular Weight | 591.66 g/mol | 512.76 g/mol |
| Purity | ≥99% (HPLC) | 98-99% typical |
2. Industrial Applications
2.1 OLED Manufacturing
As host material in blue phosphorescent OLEDs, enhances device lifetime by 40-60% compared to conventional materials through superior thermal stability (Td > 400°C).
2.2 Organic Photovoltaics
Enables 12-15% PCE improvement in ternary organic solar cells when used as morphology regulator.
3. Implementation Case Studies
Case 1: OLED Panel Manufacturer (South Korea)
| Challenge | Blue emitter degradation at high brightness |
|---|---|
| Solution | 5% doping in emissive layer matrix |
| Result | LT50 increased from 800hrs to 1,450hrs @1,000 cd/m² |
Case 2: University Research Lab (Germany)
| Application | Perovskite solar cell hole transport layer |
|---|---|
| Outcome | 22.3% PCE achieved vs 20.1% baseline |
4. Handling & Storage Protocols
| Parameter | Requirement |
|---|---|
| Storage Temperature | -20°C in inert atmosphere |
| Shelf Life | 24 months in original packaging |
5. Technical & Commercial Consultation
Contact our material science team for:
- Custom synthesis (gram to kilogram scale)
- Technical datasheets with 3rd-party validation
- Sample requests (500mg minimum)
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