NEW GUANOSINE DERIVATIVES: FACILE O6-PHOSPHORYLATION, THIOPHOSPHINYLATION, SULPHONYLATION AND SILYLATION OF GUANOSINE DERIVATIVES BY 4-DIMETHYLAMINOPYRIDINE CATALIZED REACTION

Article abstract of DOI:10.1016/0040-4039(80)80211-5

Appropriately protected guanosine derivatives were successfully converted to the corresponding O⁶-substituted guanosine derivatives by treatment with dialkyl- or diaryl-phosphoryl halides, dialkyl- or diaryl-phosphinothioyl halides, arenesulfon