ASPALATHIN-LIKE DIHYDROCHALCONE, EXTRACTS FROM UNFERMENTED ROOIBOS AND PROCESS FOR PREPARATION

摘要

The present invention relates to a novel chemical compound of the formula I and to the pharmaceutically acceptable salts, derivatives and esters thereof. In addition, the invention also relates to a process for isolating the compound according to formula I from raw rooibos material. The present invention likewise relates to a rooibos extract which has a content of the compound according to formula I of at least 0.4% by weight. The invention furthermore relates to the use of the chemical compound of the formula I and of the pharmaceutically acceptable salts, derivatives and esters thereof and of the rooibos extract according to the invention as a medicament, in particular for treating neurological and psychiatric disorders of the central nervous system. The expression“pharmaceutically active”also includes those effects which lead to a subjective improvement in the mental state, in which case approval under pharmaceutical legislation need not be absolutely necessary. Compound of the formula I is shown below: