4,4′-Dihydroxybenzophenone | CAS 611-99-4 | High Purity 99%

4,4′-Dihydroxybenzophenone | CAS 611-99-4 | High Purity 99% Featured Image
  • 4,4′-Dihydroxybenzophenone | CAS 611-99-4 | High Purity 99%

Short Description:

4,4’-Dihydroxybenzophenone is an organic compound belonging to the benzophenone family, characterized by two hydroxyl (–OH) groups attached to the benzene rings. It is primarily used as a UV stabilizer and absorber, effectively protecting various materials such as plastics, coatings, and cosmetics from ultraviolet radiation

 


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Product introduction:

4,4′-Dihydroxybenzophenone is a high-quality aromatic ketone known for its strong UV absorption properties and chemical stability. This compound is widely used as an intermediate for UV stabilizers, photoinitiators, polymer additives, and specialty chemicals. With a high purity of 99% minimum and a precise melting point range, our 4,4′-Dihydroxybenzophenone is trusted by manufacturers across plastics, coatings, adhesives, and cosmetic industries.

Item Specification
Product Name 4,4′-Dihydroxybenzophenone
CAS Number 611-99-4
Appearance Off-white solid
Purity 99.0% min
Melting Point 217–222 °C
Molecular Formula C13H10O3
Molecular Weight 214.22 g/mol
Brand Epoch

 

COA of 4,4’-dihydroxybenzophenone

Parameter Specification Typical Result
CAS Number 611-99-4 Confirmed
Chemical Name 4,4′-Dihydroxybenzophenone –
Appearance off-white solid Pass
Purity (HPLC) ≥ 99.0 % 99.4 %
Melting Point 217–222 °C 219.6 °C
Loss on Drying ≤ 0.30 % 0.12 %
Ash ≤ 0.10 % 0.04 %
Molecular Formula C₁₃H₁₀O₃ –
Molecular Weight 214.22 g/mol –

 

Applications of 4,4’-dihydroxybenzophenone

UV stabilizer intermediate

This compound is the basic raw material for synthesizing benzophenone-type UV absorbers, which can prevent degradation caused by ultraviolet rays and effectively extend the service life of plastics, coatings and cosmetics.

Photoinitiator Production

It is used as a precursor to high-performance photoinitiators in UV-curable inks, adhesives and coatings, improving their curing efficiency and performance.

Polymer additives

4,4’-Dihydroxybenzophenone improves the weatherability, color stability, and overall performance of a variety of materials, including PVC, PET, polycarbonate, and acrylics, ensuring their durability in a wide range of applications.

Cosmetic Formulation

This compound acts as a UV filter in sunscreen and personal care products, providing essential protection to the skin from harmful UV radiation.

Core Industry Use Cases

Cosmetics: As an intermediate for broad-spectrum UV-B filters such as BP-2 and BP-8, enhancing the sun protection effect in cosmetic formulations.

Plastics: Used as a light stabilizer and antioxidant in PET, PEEK and PPS films to increase their resistance to light-induced degradation.

Coatings: Used as a UV absorber in powder coatings and clear varnishes, ensuring long-lasting protection and beauty.

Electronics: Used as a passivation layer in flexible OLED encapsulation to improve the performance and lifespan of electronic devices.

Pharmaceutical: Serves as a scaffold for the development of anti-inflammatory benzophenone analogs, contributing to therapeutic advancements.

 

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