Process for the Large Scale Production of Stavudine
申请人:Ray Purna Chandra
公开号:US20080312428A1
公开(公告)日:2008-12-18
The present invention provides a method for preparing pure Stavudine having purity more than 99.5% comprises: i) Converting 3′,5′-anhydrothymidine to crude Stavudine, ii) Converting crude Stavudine to stable solvates of Stavudine, iii) Desolvation of the solvates to give pure Stavudine. The present invention also disclosed novel solvates of Stavudine and conversion of novel Stavudine solvates to Stavudine.