2,2',4,4'-Tetrahydroxybenzophenone
TinSorb™1620 UV Filter is water-insoluble, dissolved in methanol and ethanol, capable of absorbing the UV radiation of 320-400nm wavelength with the characteristics of light color, nontoxic, good compatibility.
| Synonyms | UVINUL D 50, Sunsafe BP2, Maxgard 1000 |
INCI Name | Benzophenone-2 |
CAS Number | 131-55-5 |
EINECS Number | 205-028-9 |
Chemical Structure |
|
Chemical Formula | C13H10O5 |
Molecular Weight | 246 |
Packing | TinSorb™ 1620 is supplied in 25kg carton box. |
Note | All information in the leaflet is based on our present knowledge and experience. We reserve the right to make any changes according to technological progress or further developments. Performance of the product described herein should be verified by testing. We specifically disclaim any other express or implied warranty of fitness for a particular purpose or merchantability. We disclaim liability for any incidental or consequential damages. |
TinSorb™ 1620 belongs to the family of substituted benzophenone which protect against ultraviolet radiation. It is also a chemical sunscreen that is allowed in the European Union.
TinSorb™ 1620 has high absorption both in UV-A and UV-B regions, hence has been widely used as UV filter in cosmetic and specialty chemical industries.
Appearance | Yellow crystalline powder |
Loss on Drying (%) | Max.0.5 |
Melting Point (°C) | Min.195.0 |
Turbidity (NTU) | Max.12 |
Gardner Color | Max.3.0 |
Specific Extinction 345nm (%) | Min.580 |
Purity (HPLC) | Min.99.0 |
Soluble in oils, aqueous/alcoholic solution
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TinSorb 1620 UV Filter CAS 131 55 5 INCI Benzophenone 2 
