A PROCESS FOR PREPARING AMINE SALTS OF ROSUVASTATIN

摘要

The present invention relates to crystalline rosuvastatin amine salts represented by Formula I wherein R1,R2,R3,R4 independently represent hydrogen, straight or branched chain C1-15 alkyl, cycloalkyl, optionally substituted aryl, aralkyl, heterocycloallkyl, a heterocyclic residue containing one or more hetero atoms.