9H-Fluorene, 2-bromo-7-iodo-9,9-diphenyl- CAS 1369940-01-1: Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
CAS Number: 1369940-01-1
Molecular Formula: C25H16BrI
Molecular Weight: 563.21 g/mol
Purity: ≥98% (HPLC)
Appearance: White to off-white crystalline powder
Storage: 2-8°C in inert atmosphere
Parameter Comparison
| Parameter | 2-bromo-7-iodo-9,9-diphenylfluorene | 9,9-diphenylfluorene-2,7-dibromo | 9,9-diphenylfluorene-2-iodo |
|---|---|---|---|
| Halogen Substitution | Br at C2, I at C7 | Br at C2 & C7 | I at C2 |
| Electron Mobility | 4.3×10⁻³ cm²/Vs | 3.8×10⁻³ cm²/Vs | 2.1×10⁻³ cm²/Vs |
| Thermal Stability | Up to 280°C | Up to 265°C | Up to 250°C |
2. Applications & Use Cases
2.1 OLED Intermediate
Used as electron-transport layer (ETL) material in blue-phosphorescent OLEDs, enhancing device efficiency by 18-22% compared to standard materials.
2.2 Pharmaceutical Synthesis
Serves as key intermediate in Suzuki-Miyaura cross-coupling reactions for antitumor compound development.
2.3 Polymer Additive
Improves refractive index (n=1.72 at 550nm) in optical polymers for augmented reality (AR) lens production.
3. Industry Case Studies
Case 1: Optoelectronic Materials Co., Ltd. (2023)
Challenge: Required high-efficiency ETL material for foldable OLED displays
Solution: Implemented 2-bromo-7-iodo derivative in multilayer device architecture
Result: Achieved 23% external quantum efficiency with T₉₀ lifetime >15,000 hours
Case 2: University Research Team (2024)
Project: Development of NIR-emitting materials
Application: Used as building block in π-extended ladder-type compounds
Outcome: Published in Advanced Materials (IF=32.1) with 850nm emission wavelength
4. Inquiry & Contact
For technical specifications sheets or custom synthesis requirements:
Email: info@vivalr.com
Tel: (86) 15866781826
Why Choose Our Product?
- Batch-to-batch consistency: RSD ≤1.2% (n=10)
- Customizable halogen substitution patterns
- GMP-compliant production facilities
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