S. Robidoux et al., TRICYCLIC OXADIAZAPHOSPHORINE OXIDE GUANOSINES - A NEW STRATEGY TO FUNCTIONALIZE GUANOSINE AT THE EXOCYCLIC AMINO GROUP, Tetrahedron letters, 36(37), 1995, pp. 6651-6654
A simple procedure is described for the preparation of modified guanos
ines via an oxadiazaphosphorine oxide guanosine derivative. This nucle
oside has been successfuly used in the synthesis of guanosine containi
ng -(CH2)(2)OH, -(CH2)(6)NH2, -NHNH2 ''handles'', or a tethered acridi
ne moiety at the 2-position