The use of pivalic esters of sucrose for the synthesis of chloro, azido, and anhydro derivatives
作者:Manjit S. Chowdhary、Leslie Hough、Anthony C. Richardson
DOI:10.1016/0008-6215(86)85006-6
日期:1986.3
6′-Hepta-O-pivaloylsucrose, readily available from sucrose, has been converted into 4-chloro-4-deoxy-galacto-sucroses, 4-amino-4-deoxy-galacto-sucrose, and 4-deoxysucrose, via nucleophilic displacement reactions. Similarly, 3,6,1′,3′,4′,6′-hexa-O-pivaloylsucrose and other readily available hexa-, penta-, and tri-pivalates have been converted into chloro and azido derivatives and also into various epoxides.