hydrogenchloride; potassium hydroxide; sodium hydroxide; palladium diacetate in vinyl acetate; toluene

1: L-phenylalanine; benzyl chloroformate With sodium hydroxide in water; toluene T=0°C; 16 h; 2: vinyl acetate With palladium diacetate; potassium hydroxide T=20°C; Further stages.;