In the realm of chemical intermediates and performance additives, understanding the nuanced properties and diverse applications of key compounds is crucial for innovation and efficient production. 2-Hydroxy-2-Methylpropiophenone (CAS 7473-98-5), widely recognized as Photoinitiator 1173, is one such compound that offers significant value across multiple industrial sectors. As a leading manufacturer and supplier of specialty chemicals, we aim to provide our clients with comprehensive insights into the materials we offer.

Chemical Profile of 2-Hydroxy-2-Methylpropiophenone

2-Hydroxy-2-Methylpropiophenone is characterized by its chemical structure, which includes a benzoyl group and a tertiary alpha-hydroxy ketone. This specific arrangement grants it potent photochemical properties. Its molecular formula is C10H12O2, and it typically appears as a clear to pale yellow liquid with a melting point around 4°C. A key feature is its strong absorption in the ultraviolet range, which is fundamental to its function as a photoinitiator. Upon exposure to UV light, it undergoes a Norrish type I cleavage, generating reactive radicals that can initiate polymerization or other chemical transformations.

Primary Role as a Photoinitiator

The most prominent application of 2-Hydroxy-2-Methylpropiophenone is as a photoinitiator in UV-curable systems. These systems are prevalent in industries such as coatings, printing inks, and adhesives. HMPP's efficiency in initiating radical polymerization leads to rapid curing, improved scratch resistance, and excellent adhesion. Moreover, its low yellowing properties ensure the aesthetic longevity of the cured materials, making it a preferred choice for clear coatings and light-colored formulations. For those looking to buy 2-Hydroxy-2-Methylpropiophenone for these applications, our reliable supply chain ensures consistent quality.

Versatility in Organic Synthesis

Beyond its photoinitiator capabilities, 2-Hydroxy-2-Methylpropiophenone serves as a valuable intermediate in organic synthesis. It can participate in various reactions, including palladium-catalyzed coupling reactions, which are essential for forming carbon-carbon bonds in the synthesis of more complex molecules. This makes it a useful compound for researchers and chemists developing new pharmaceutical intermediates, fine chemicals, or novel materials.

Sourcing High-Quality 2-Hydroxy-2-Methylpropiophenone

As a dedicated manufacturer and supplier, we understand the critical importance of purity and consistency for both photoinitiation and synthetic applications. Our commitment to quality assurance means that our 2-Hydroxy-2-Methylpropiophenone meets rigorous industry standards. We are proud to be a trusted source for businesses seeking reliable chemical inputs. If you are interested in learning more or requesting a quote for our Photoinitiator 1173, please contact us. We are ready to support your chemical sourcing needs.