Y. Kitade et al., PHOTOINDUCED ELECTRON-TRANSFER OXYGENATION OF 7-METHYL-9-(BETA-D-RIBOFURANOSYL)GUANINIUM SALTS - A PROMINENT EFFECT OF IODIDE ANION, Tetrahedron letters, 36(15), 1995, pp. 2633-2636
Irradiation of -9-(2,3,5-tri-O-acetyl-b-D-ribofuranosyl)guaninium iodi
de (1a) in acetonitrile with a 260 nm UV-light resulted in the formati
on of 2',3',5'-tri-O-acety1-7-methyl-8-oxoguanosine (2) via a photoind
uced electron-transfer oxygenation.