Qzuhou Ebright Chemicals Co.,Ltd



Benzophenone-5 (BP-5)


  1. Basic Information
Product name Benzophenone-5; BP-5; Sulibenzone
CAS No. 6628-37-1
EINECS No.  229-601-8
Molecular Formula: C14H11O6S.Na
Molecular Weight: 330.29
Structure Formula


  1. Technical Specification


Item        Specification
Appearance White or light yellow powder
Melting point 280℃
Loss on drying 1.5%
Assay ≥ 99.0%
PH value 6.0-6.5
Water solution degree of turbidity 2.0EBC
Hazen ≤2.0
Heavy metal ≤5ppm


  1. Application field

Benzophenone-5,also know as Sulibenzone, is the sodium salt brother of Benzophenone-4,  acts as a broad spectrum UV filter to protect skin from UVA as well as UVB rays.

Benzophenone-5 is a water soluble product, is mainly used in water-soluble sunscreen cosmetics.

Benzophenone-5 is to improve the durability of the dyed textile color, prevent wool textile with yellowing, prevent the discoloration of synthetic fabrics, at the same time be able to use in hair gels, moss and other supplies to prevent the damaged hair caused by the ultraviolet radiation to become white.

Benzophenone-1, -3, -4, -5, -9 and-11 are compounds made from 2-hydroxybenzophenone. These compounds are powders. In cosmetics and personal care products, Benzophenone-1 and Benzophenone-3 are used mostly in the formulation of nail polishes and enamels. These Benzophenone ingredients are also used in bath products, makeup products, hair products, sunscreens and skin care products.

Benzophenone-1, Benzophenone-3, Benzophenone-4, Benzophenone-5, Benzophenone-9 and Benzophenone-11 protect cosmetics and personal care products from deterioration by absorbing, reflecting, or scattering UV rays. When used as sunscreen ingredients, Benzophenone-3 and Benzophenone-4 protect the skin from UV rays.


  1. Packing

Benzophenone-5 Standard packaging includes the following:

25kg per drum

Other package sizes are available upon request.


  1. Storage

Benzophenone-5 shall be store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use.


  1. Period of validity

24 months

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