| 摘要 |
A process for preparing N4-acyl-5'-deoxy-5-fluorocytidine derivatives of formula III: <IMAGE> III by selective deacylation, wherein R is alkyl, cycloalkyl, alkenyl, aralkyl or aryl, which comprises reacting a compound of formula II, <IMAGE> II wherein R is as defined above, with a base in an aqueous or inert organic solvent.
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