2,4-Dihydroxybenzophenone (CAS 131-56-6) is a chemical compound that is commonly used in various industries. It is also known by other names such as benzophenone-1 or BP-1. The chemical has a basic structure consisting of a benzene ring with two hydroxyl groups and a ketone group attached. It appears as a white to light yellow crystalline powder.
2,4-Dihydroxybenzophenone is soluble in organic solvents such as ethanol, acetone, and benzene, but it has limited solubility in water. It has a melting point of around 155-157°C and a boiling point of approximately 360-365°C. The chemical is stable under normal conditions and does not decompose easily.
When it comes to its chemical properties, 2,4-Dihydroxybenzophenone is known to undergo various reactions. It can undergo condensation reactions to form polymers or crosslink with other compounds. It can also undergo oxidation reactions or be involved in substitution reactions. These properties make it useful in different applications.
Applicable Fields
2,4-Dihydroxybenzophenone finds applications in several industries due to its unique properties. Here are some of its main uses and mechanisms of action:
1. Cosmetics: In the cosmetics industry, 2,4-Dihydroxybenzophenone is used as a UV absorber or sunscreen agent. It helps to protect the skin from harmful UV radiation by absorbing and dissipating the UV rays. The mechanism of action involves the absorption of UV light by the benzophenone moiety, preventing it from reaching the deeper layers of the skin.
2. Polymer Industry: This chemical is also utilized in the polymer industry as a photoinitiator or UV stabilizer. It helps to initiate or control the polymerization process in the presence of light. It can also prevent the degradation of polymers caused by UV radiation. The mechanism of action involves the absorption of UV light, which triggers the desired chemical reactions or prevents the degradation of the polymer.
3. Adhesive Industry: In the adhesive industry, 2,4-Dihydroxybenzophenone is used as a curing agent or crosslinking agent. It helps to improve the adhesion properties of adhesives and enhance their strength and durability. The mechanism of action involves the formation of chemical bonds between the adhesive molecules, resulting in a stronger and more stable bond.
Storage Conditions
The recommended storage conditions for 2,4-Dihydroxybenzophenone are to store it in a cool and dry place, away from direct sunlight. It should be kept in a tightly sealed container to prevent moisture or air exposure, which can affect its stability and properties.
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