Benzopinacol (CAS 464-72-2) Ultimate User Guide 2025
Table of Contents
- 1. Product Overview & Specifications
- 2. Key Applications & Industrial Uses
- 3. Step-by-Step Usage Guidelines
- 4. Performance Comparison with Alternatives
- 5. Real-World Client Success Stories
- 6. Request Customized Quotation
1. Product Overview & Specifications
Benzopinacol (CAS 464-72-2), a crystalline organic compound, serves as a high-efficiency photoinitiator with the following technical parameters:
| Parameter | Specification |
|---|---|
| Chemical Name | Benzopinacol |
| CAS Number | 464-72-2 |
| Molecular Formula | C26H20O2 |
| Molecular Weight | 364.44 g/mol |
| Appearance | White to off-white crystalline powder |
| Purity | ≥99% (HPLC) |
| Melting Point | 176-180°C |
| Solubility | Soluble in acetone, DMF; Insoluble in water |
Comparative Analysis with Similar Products
| Feature | Benzopinacol | Irgacure 184 | Darocur 1173 |
|---|---|---|---|
| Initiation Efficiency | High | Medium | High |
| Thermal Stability | Up to 160°C | 140°C | 150°C |
| UV Range | 250-400 nm | 320-390 nm | 300-400 nm |
2. Key Applications & Industrial Uses
Primary Applications:
- Photopolymerization Initiator: Enables rapid curing in UV-curable coatings (80% faster than thermal initiators)
- Advanced Material Synthesis: Critical component in OLED manufacturing and optical films
- Chemical Research: Used in radical-mediated organic synthesis
3. Step-by-Step Usage Guidelines
Typical Formulation for UV Coatings:
- Prepare resin base (e.g., epoxy acrylate)
- Add 0.5-2% Benzopinacol by weight
- Mix with 3% tertiary amine co-initiator
- Apply coating at 50-100 μm thickness
- UV cure at 300-400 mJ/cm² intensity
4. Performance Comparison with Alternatives
| Parameter | Benzopinacol | Conventional Initiators |
|---|---|---|
| Curing Speed | 15-30 sec | 45-90 sec |
| Yellowing Index | ΔY<0.5 | ΔY>2.0 |
| Storage Stability | 12 months | 6-8 months |
5. Real-World Client Success Stories
Case 1: Automotive Coatings Manufacturer
Client: Top-tier German auto supplier
Challenge: Needed <3 minute curing for production lines
Solution: 1.8% Benzopinacol formulation
Result: 95 sec curing achieved (+300% line efficiency)
Case 2: Flexible Electronics Producer
Client: Asian OLED display leader
Challenge: Low-temperature curing for PET substrates
Solution: Benzopinacol-based initiator system
Result: Enabled 80°C processing (vs. 120°C previously)
6. Request Customized Quotation
Contact our technical team for application-specific formulations:
- Email: info@vivalr.com
- Phone: (86) 15866781826
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