4-(4-methylphenylthio)benzophenone cas 83846-85-9

Chemical Name: 4-(4-Methylphenylthio)benzophenone
CAS No.: 83846-85-9
Molecular Formula: C20H16OS
Molecular weight:304.41
Appearance:White crystals powder
Assay: 99.0%min

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4-(4-Methylphenylthio)benzophenone CAS 83846-85-9: Ultimate User Guide

Table of Contents

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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