ET VESENTLIG RENT, VANNFRITT ELLER HYDRATISERT SALT AV ETL-ASPARTYL-D-AMINOSYRE-DIPEPTIDAMID OG ANVENDELSE DERAV FOR RENSING OG ISOLERING AV DIPEPTIDAMIDET, OG FREMGANGSMAATE FOR FREMSTILLING AV SALTET.

摘要

Aromatic sulfonic acid salts of certain dipeptide sweeteners which are L-aspartyl-D-alaninamides or L-aspartyl-D-serinamides, each substituted on amide nitrogen with an organic radical having a highly branched carbon skeleton; the process for preparing said salts by crystallization; and utilization of this crystallization process in processes for the preparation, isolation and purification of said amides.