Regioselective synthesis of 9-substituted purine acyclonucleoside derivatives
申请人:Merck & Co., Inc.
公开号:EP0184473A1
公开(公告)日:1986-06-11
A process for preparing 9-substituted guanine- containing acyclonucleosides comprising selective alkylation at the 9-position of the purine by utilizing a blocking group at the 6-position.