2,4,6-Trimethylbenzophenone (TMBP) | CAS 954-16-5| High-Grade Photoinitiator Chemical

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Product introduction:

2,4,6-Trimethylbenzophenone is a versatile aromatic ketone widely used in chemical synthesis, polymer modification, and photochemical research. With excellent stability and high purity, this compound is available in both liquid and solid forms, making it suitable for various industrial and laboratory applications. Its unique molecular structure provides strong UV-absorbing properties, which makes it a valuable intermediate for coatings, polymers, and specialty chemicals.

As a trusted supplier, we provide 99% minimum purity 2,4,6-Trimethylbenzophenone with strict quality control to ensure consistent performance. The product meets international standards, making it an ideal choice for global research institutions and industrial users.

Property Specification
Chemical Name 2,4,6-Trimethylbenzophenone
Alternative Names Mesityl phenyl ketone, TMBP
CAS Registry Number 954-16-5
Molecular Formula C₁₆H₁₆O
Molecular Weight 224.30 g/mol
Appearance Light yellow to colorless transparent liquid or white solid
Purity 99% minimum
Moisture Content 0.50% maximum
Physical State Liquid/Solid (temperature dependent)
Brand Epoch

 

Technical Analysis

Parameter Value Test Method
Appearance Light yellow to colorless Visual inspection
Purity (Min.) 99.0% HPLC analysis
Moisture (Max.) 0.50% Karl Fischer titration
Melting Point 95-98°C Differential scanning calorimetry
Boiling Point 360-365°C Atmospheric distillation
Density 1.02 g/cm³ at 25°C Pycnometry
Refractive Index 1.575-1.580 Abbe refractometer
Flash Point >150°C Closed cup method

Applications of 2,4,6-Trimethylbenzophenone

2,4,6-Trimethylbenzophenone (TMBP) is a multifunctional compound valued for its UV absorption, photochemical activity, and versatility as a chemical intermediate. Its unique properties make it indispensable in polymers, coatings, adhesives, photochemistry, and advanced material development.

Polymer and Coating Industry

TMBP functions as a UV absorber and stabilizer, protecting polymers, paints, and coatings from light-induced degradation. It is widely used in clear coats, wood finishes, and industrial coatings to achieve long-lasting durability and gloss.

Photochemistry and UV-Curable Systems

Due to its strong light absorption, TMBP is a reliable photosensitizer in photochemical reactions. It plays a key role in UV-curable inks, adhesives, and varnishes, ensuring rapid curing, excellent adhesion, and scratch resistance in printing, packaging, and graphic arts.

Adhesives and Electronic Applications

In the electronics and medical device industries, TMBP enhances the performance of UV-cured adhesives, delivering fast setting times and high bonding strength. It also contributes to the production of photoresists, which are essential for creating precise micro-patterns on semiconductor substrates.

Chemical Intermediates

TMBP serves as a building block in the synthesis of specialty chemicals and high-performance materials, supporting innovation in advanced chemical manufacturing.

Research and Development

With broad compatibility and reliable reactivity, TMBP is widely used in academic and industrial laboratories for new compound synthesis, materials research, and photochemical studies.

 


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