Product introduction:
Benzophenone (CAS 119-61-9) is a highly versatile organic compound with wide applications in the pharmaceutical, cosmetic, polymer, and coating industries. Recognized for its UV-absorbing properties, stability, and reactivity, Benzophenone is one of the most commonly used intermediates in industrial synthesis.
Our product is offered in crystalline powder or flakes, ranging from white to off-white, with a guaranteed purity of 99.0% minimum. Thanks to its excellent chemical performance and broad compatibility, Benzophenone is an essential raw material for UV-curable resins, photoinitiators, fragrances, and coatings.
Parameter | Specification |
Product Name | Benzophenone |
CAS Number | 119-61-9 |
Molecular Formula | C13H10O |
Molecular Weight | 182.22 g/mol |
Appearance | Crystalline powder or flakes, white to off-white |
Purity | ≥99.0% |
Melting Point | 47–49 °C |
Boiling Point | 305–306 °C |
Packaging | 25 kg fiber drum / 1 kg aluminum foil bag |
Brand | Epoch |
Technical Specifications
Property | Value | Test Method |
Appearance | White to off-white crystalline material | Visual inspection |
Purity (Min.) | 99.0% | Gas Chromatography |
Melting Point | 48-51°C | USP Method |
Water Content | ≤0.3% | Karl Fischer |
Ash Content | ≤0.05% | Gravimetric |
pH Value | 6.0-8.0 | pH meter |
Particle Size | 20-200 mesh | Sieve analysis |
Applications of Benzophenone
Benzophenone (CAS 119-61-9) is a highly versatile compound with wide applications across multiple industries. Its UV-absorbing properties, stability, and reactivity make it a valuable raw material in coatings, adhesives, cosmetics, pharmaceuticals, and fragrances.
Paints, Inks & Coatings
As a photoinitiator, Benzophenone plays a vital role in UV-curing technology. It initiates polymerization under ultraviolet light, enabling fast curing of paints, inks, and varnishes. This results in improved durability, scratch resistance, and production efficiency.
Adhesives & Polymers
Benzophenone is widely used in UV-cured adhesives, offering quick setting times and high bonding strength, especially in electronics, medical devices, and construction applications. In the polymer industry, it acts as a UV stabilizer, protecting plastics from degradation and extending product lifespan under sunlight exposure.
Cosmetics & Personal Care
With its ability to absorb UV rays, Benzophenone is a key ingredient in sunscreens, nail polishes, and personal care formulations. It helps protect products from light-induced damage, ensuring safety and stability for end users.
Pharmaceutical Intermediate
In the pharmaceutical sector, Benzophenone serves as an intermediate in the synthesis of active pharmaceutical ingredients (APIs). Its stable structure makes it an ideal building block in drug development.
Fragrances & Specialty Chemicals
Benzophenone is also valued in the fragrance industry as a fixative, stabilizing volatile aromatic compounds and prolonging scent longevity. Additionally, it is used in the production of dyes and other specialty chemicals.
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