4-(4-Methylphenylthio)benzophenone CAS 83846-85-9: Ultimate User Guide
Table of Contents
- 1. Product Overview & Technical Specifications
- 2. Key Applications & Industry Uses
- 3. Operational Best Practices
- 4. Comparative Analysis with Alternative Compounds
- 5. Real-World Application Scenarios
- 6. Partner with Certified Suppliers
1. Product Overview & Technical Specifications
| Parameter | Specification |
|---|---|
| CAS Number | 83846-85-9 |
| Molecular Formula | C20H16OS |
| Molecular Weight | 304.41 g/mol |
| Appearance | Off-white crystalline powder |
| Purity | ≥99% (HPLC) |
| Melting Point | 148-152°C |
| Storage Conditions | 2-8°C in airtight container |
2. Key Applications & Industry Uses
Primary Functions:
- UV absorber in polymer stabilization
- Photoinitiator in radiation-curable coatings
- Intermediate in pharmaceutical synthesis
- Additive in specialty adhesives
- Performance enhancer in electronic materials
3. Operational Best Practices
Handling Protocols:
- Use PPE (nitrile gloves, safety goggles)
- Avoid direct skin contact
- Store separately from strong oxidizers
- Ground equipment during transfer
- Maintain nitrogen atmosphere for sensitive applications
4. Comparative Analysis with Alternative Compounds
| Feature | 4-(4-Methylphenylthio)benzophenone | Standard Benzophenone | Commercial UV-9 |
|---|---|---|---|
| UV Absorption Range | 280-350 nm | 250-330 nm | 290-360 nm |
| Thermal Stability | Up to 220°C | 180°C | 200°C |
| Solubility in THF | 85 g/L | 120 g/L | 65 g/L |
5. Real-World Application Scenarios
Case Study 1: Automotive Coatings Enhancement
Client: European Automotive Supplier (2023 Implementation)
Solution: 0.8% additive in clearcoat formulation
Results: 40% improvement in UV resistance, extended color retention by 18 months
Case Study 2: Flexible Electronics Encapsulation
Client: Asian Semiconductor Manufacturer
Application: Polyimide matrix modification
Outcome: Achieved 500-hour UV stability at 85°C/85% RH
6. Partner with Certified Suppliers
For technical specifications sheets or custom synthesis requirements:
- Email: info@vivalr.com
- Phone: (86) 15866781826
- Office Hours: Mon-Fri 08:00-17:00 GMT+8
Request free sample or discuss bulk pricing options with our chemical engineers.



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