PROCESS FOR ENRICHING PONGAMOL WITH KARANJA OIL

摘要

In which: n is from 0 to 19; R and R′, which may be identical or different, are alkyls derived from an esterification by a linear or branched alcohol of molecular formula CxH2x+2O, x being from 1 to 30, from 1 to 20, and from 1 to 10. “R” is either a hydrogen atom or a C1-C3 alkyl group, which also relates to a process of selective precipitation, to a cosmetic formulation and also to the uses thereof.