Derivatives of alpha, alpha'-dihidroxicetona and their use as UV filters.

摘要

Compound of the formula: ** (See formula) ** where - R1, R2 are identical or different and represent H, methyl, ethyl, alkyl, phenyl or aryl, - where the compound excludes 2-methyl-2-methoxy- 1,3-dioxan-5-one.