T=37°C; uridine phosphorylase, purine nucleoside phosphorylase;

1: 68 percent / KOH / tris<2-(2-methoxyethoxy)ethyl>amin (TDA-1) / acetonitrile / 0.25 h / Ambient temperature 2: 83 percent / 3-chloroperbenzoic acid (70percent) / methanol / 0.5 h / Ambient temperature 3: 85 percent / NH3, MeOH / 20 h / Ambient temperature 4: 47 percent / 25percent aq. NH3, 30percent H2O2 / 24 h / 60 °C View Scheme