ammonia in methanol 24 h; Ambient temperature;

2: dicyclohexyl carbodiimide / acetonitrile; tetrahydrofuran / 2 h / Ambient temperature 3: NH3 / acetonitrile; tetrahydrofuran / 1 h / 0 °C 4: 63 percent / ammonia / methanol / 24 h / Ambient temperature View Scheme

1: dicyclohexyl carbodiimide / acetonitrile; tetrahydrofuran / 2 h / Ambient temperature 2: NH3 / acetonitrile; tetrahydrofuran / 1 h / 0 °C 3: 63 percent / ammonia / methanol / 24 h / Ambient temperature View Scheme

1: NH3 / acetonitrile; tetrahydrofuran / 1 h / 0 °C 2: 63 percent / ammonia / methanol / 24 h / Ambient temperature View Scheme

ethanol; silver nitrate Erhitzen des Reaktionsprodukts mit Tri-O-benzoyl-ξ-D-ribofuranosylchlorid in Xilol und Behandeln des Reaktionsprodukts mit methanol.NH3;