Description

Description

[ Synonymc ] 1-[4-(1,1-Dimethylethyl)phenyl]-3-(4-methoxyphenyl)- 1,3-propanedione
[ CAS No. ] 70356-09-1
[ Molecular formula ] C21H26O3
[ Molecular weight ] 310.39
[ Assay ] 99% min
[ Appearance ] White crystalline powder
[ Loss on drying ] 0.5%  max
[ Melting point ] 81-86 oC
[ Grade ] Pharmaceutical grade UV absorber
About Avobenzone
Avobenzone having phenyl ketone group and sterically hindered group in one molecule, is an oil soluble sunscreen agent that absorbs a wider range of UV wavelengths. It absorbs both UV-A (380–315 nm that is associated with long term skin damage) and UV-B (315–280 nm that causes sunburn) rays. Avobenzone is known as one of the most effective sunscreen ingredient.

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