4,4′-Dimethoxybenzophenone | CAS 90-96-0 | High Purity 99.5%

4,4′-Dimethoxybenzophenone | CAS 90-96-0 | High Purity 99.5% Featured Image
  • 4,4′-Dimethoxybenzophenone | CAS 90-96-0 | High Purity 99.5%

Short Description:

4,4′-Dimethoxybenzophenone  CAS 90-96-0  advantage

99.5 % minimum purity → minimizes by-products in high-end UV-filter synthesis.
Ultra-low moisture ≤0.20 % → protects moisture-sensitive photopolymer catalysts.

Sharp melting range 142–145 °C → simplifies DSC quality checks and hot-melt extrusion.

Bright white crystalline powder → ideal for color-critical cosmetic and coating applications.
REACH, TSCA & IECSC pre-registered → speeds up regulatory submissions in EU, US, and Asia.


Product Detail

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Product introduction

4,4′-Dimethoxybenzophenone is a high-purity aromatic ketone widely used as a UV absorber intermediate, photoinitiator component, and fine chemical raw material. Known for its excellent stability, high melting point, and minimal moisture content, it is an essential ingredient for industries including plastics, coatings, adhesives, and specialty chemical manufacturing.

Item Specification
Product Name 4,4′-Dimethoxybenzophenone
CAS Number 90-96-0
Appearance White crystalline powder
Purity 99.5% min
Loss on Drying 0.20% max
Melting Point 142–145 °C
Molecular Formula C15H14O3
Molecular Weight 242.27 g/mol
Brand Epoch 

 

COA  of 4,4’-dimethoxybenzophenone

Property Specification Typical Result
CAS Number 90-96-0 Confirmed
INCI / Common Name 4,4′-Dimethoxybenzophenone –
Appearance white crystalline powder Pass
Purity (GC) ≥ 99.5 % 99.7 %
Melting Point 142–145 °C 143.6 °C
Loss on Drying ≤ 0.20 % 0.09 %
Ash (Residue on Ignition) ≤ 0.10 % 0.03 %
Molecular Formula C₁₅H₁₄O₃ –
Molecular Weight 242.27 g/mol –

 

Applications of 4,4’-dimethoxybenzophenone

UV absorber intermediate

The compound is a basic raw material for the production of benzophenone-based UV stabilizers, which effectively protect polymers, coatings and fibers from damage by UV radiation.

Photoinitiator Manufacturing

It is a key component of high-performance photoinitiators used in UV-curable inks, coatings and adhesives, enhancing their curing efficiency.

Polymer additives

4,4’-Dimethoxybenzophenone improves the weather resistance and color stability of various plastics, including PVC, PET, and polycarbonate, ensuring durability and aesthetics.

Specialty Organic Synthesis

The compound is used in advanced organic synthesis processes to create specialty fine chemicals and performance enhancers that aid in various industrial applications.

Main Applications

Cosmetics: As an intermediate for broad-spectrum UV-A filters, such as avobenzone booster, it can enhance the sun protection effect of cosmetics.

Coatings and Inks: Acts as a Type II photoinitiator in low-odor UV curing systems, promoting efficient curing of coatings and inks.

Electronics: Used as a photo-alignment layer in LCD displays, improving display performance and quality.

Pharmaceutical: Scaffolds for the development of kinase inhibitor active pharmaceutical ingredients (APIs), contributing to therapeutic advancements.

Polymer Additive: Acts as a light stabilizer in PET and polycarbonate masterbatches, enhancing their resistance to light-induced degradation.

 

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