1.
Nucleosides Nucleotides Nucleic Acids
; 19(4): 815-25, 2000 Apr.
Artigo
em Inglês
| MEDLINE
| ID: mdl-10960038
RESUMO
New diazabicycloundecenium and phosphazenium derivatives of purines are introduced for mild and efficient preparation of nucleoside analogs via in situ alkylation. Diazabicycloundecenium salts of purines were obtained directly as a result of an unusual reaction between two corresponding amino compounds.