A RECYCLING PROCESS FOR PREPARING TENOFOVIR ALAFENAMIDE DIASTEREOMERS

摘要

The present invention relates to an efficient and economical process to recycle the undesired diastereomer of Tenofovir alafenamide to desired diastereomer by racemization of the undesired diastereomer followed by separation of the desired diastereomer from the racemic mixture.