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Boronic Acid, B-9,9′-Spirobi[9H-Fluoren]-2′-yl- (CAS 236389-21-2): Technical Guide
Table of Contents
1. Product Overview & Specifications
| Parameter | Details |
|---|---|
| CAS Number | 236389-21-2 |
| Molecular Formula | C25H17BO2 |
| Molecular Weight | 360.22 g/mol |
| Boiling Point | 588.4°C at 760 mmHg |
| Density | 1.37 g/cm³ |
| Refractive Index | 1.758 |
| HS Code (EU) | 29319090 |
| HS Code (China) | 2931900090 |
2. Key Applications
This boronic acid derivative is widely used as:
- OLED Intermediate: Critical for synthesizing hole-transport layers in organic light-emitting diodes.
- OPV Material: Serves as a building block for organic photovoltaic cells.
- Suzuki Coupling Reactions: Enables carbon-carbon bond formation in advanced organic synthesis.
- Luminescent Materials: Used in high-efficiency blue-light emitters for display technologies.
3. Usage Scenarios
Typical Process Flow
- Weigh 1.0 equivalent under nitrogen atmosphere
- Dissolve in anhydrous THF (0.1M concentration)
- Add 1.2 equivalents of palladium catalyst
- React with aryl halides at 80°C for 12-24 hours
- Purify via column chromatography (hexane/EA 5:1)
4. Industry Case Studies
Case 1: OLED Manufacturing
Client: Leading display manufacturer (South Korea)
Application: Synthesized spirobifluorene-based host materials achieving 18% external quantum efficiency.
Case 2: Pharmaceutical Intermediate
Client: EU-based CRO
Application: Enabled synthesis of boron-containing drug candidates for kinase inhibition studies.
5. Contact for Quotations
Request bulk pricing or technical specifications:
| info@vivalr.com | |
| Phone | (86) 15866781826 |
| Lead Time | 2-4 weeks for 1kg+ orders |
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