ABSTRACT
Novel alkyl thiophosphoramidate derivatives of nucleoside analogues as membrane-soluble prodrugs of the bioactive free nucleotides have been prepared by phosphochloridothioate chemistry.
ACKNOWLEDGMENT
The authors would like to thank the financial support of the National Natural Science Foundation of China (No. 29902003, No. 39870415), the Ministry of Science and Technology, the Ministry of Education and Tsinghua University.