A PROCESS FOR PREPARATION OF OPTICALLY PURE OR OPTICALLY ENRICHED SULFOXIDE COMPOUNDS, INCLUDING AMORPHOUS ESOMEPRAZOLE AND SALTS THEREOF

摘要

A process of preparation of optically pure or optically enriched isomers of omeprazole and structurally related sulfoxides is provided. Also provided are an amorphous form of esomeprazole, as well a pharmaceutical composition containing it and a method of using it for treatment of gastric disorders.