cellulase in water T=37°C; 2 h;

β-glucosidase in water T=36°C; 3 h; pH 5.5;

1: Zn, Ph3P 2: 60 percent / nBuLi / tetrahydrofuran / -78 deg C, 60 min, RT, 20 min 3: 35 percent / tBuLi, Cu(I)Cl / tetrahydrofuran / 1.) -78 deg C, 2.) RT, 10 min, reflux 4: tetraethylammonium fluoride / tetrahydrofuran / 0.75 h / Ambient temperature View Scheme

1: imidazole / dimethylformamide / Ambient temperature 2: Zn, Ph3P 3: 60 percent / nBuLi / tetrahydrofuran / -78 deg C, 60 min, RT, 20 min 4: 35 percent / tBuLi, Cu(I)Cl / tetrahydrofuran / 1.) -78 deg C, 2.) RT, 10 min, reflux 5: tetraethylammonium fluoride / tetrahydrofuran / 0.75 h / Ambient temperature View Scheme

1.1: AlCl3, aluminium chloride / dichloromethane / 0.25 h / 20 °C / |Inert atmosphere; |Cooling with acetone-dry ice 1.2: 20 °C / |Inert atmosphere 2.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; 4-(N,N-dimethlyamino)pyridine / dichloromethane / 2 h / 20 °C / |Inert atmosphere 3.1: tetrakis(triphenylphosphine) palladium(0) / tetrahydrofuran / 4 h / 80 °C / |Inert atmosphere 4.1: potassium fluoride; hydrogen bromide; acetic acid / N,N-dimethyl-formamide / 1.5 h / 0 °C / |Inert atmosphere View Scheme