Benzophenone-4 (Sulisobenzone)
CAS Number: 4065-45-6
Benzophenone-4 (Sulisobenzone) is a water-soluble organic UV filter with broad UVA absorption. It is widely used in sunscreens, hair care, and color cosmetics to protect the product and skin from UVA radiation. As a water-soluble UV filter, it is particularly useful in aqueous formulations and for photo-stabilizing other UV filters in combination sunscreen systems.
Technical Specifications
| appearance | Pale yellow powder |
| purity (%) | ≥97 |
| absorption maximum (nm) | ~366 |
| solubility in water (%) | >10 |
Applications
- Sunscreen lotions and creams
- SPF-boosted hair care products
- UV-protective color cosmetics
- Aqueous sunscreen sprays
- Daily moisturizers with SPF
Key Features
- Water-soluble UVA filter for aqueous systems
- Broad UVA I and II absorption
- Photo-stabilizes other UV filters
- Globally approved cosmetic UV filter
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CAS Number
4065-45-6
Category
Personal Care ChemicalsAvailability
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