hydrogenchloride; n-propyl nitrite in ethanol 2 h; Ambient temperature;

1: 96 percent / hydrogen/conc. ammonia / 5percent palladium charcoal / methanol 2: 79 percent / propyl nitrite, HCl / ethanol / 2 h / Ambient temperature View Scheme

1: 85 percent / phosphoryl chloride / 3 h / Heating 2: 96 percent / hydrogen/conc. ammonia / 5percent palladium charcoal / methanol 3: 79 percent / propyl nitrite, HCl / ethanol / 2 h / Ambient temperature View Scheme

1: 70 percent / conc. HCl / ethanol / 48 h / Heating 2: 85 percent / phosphoryl chloride / 3 h / Heating 3: 96 percent / hydrogen/conc. ammonia / 5percent palladium charcoal / methanol 4: 79 percent / propyl nitrite, HCl / ethanol / 2 h / Ambient temperature View Scheme

hydrogenchloride; 2-oxo-propionic acid in ethanol 6 h; Heating;