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

1: 91 percent / phosphoryl chloride / 3 h / Heating 2: 98 percent / hydrogen/conc. ammonia / 5percent palladium charcoal / methanol 3: 92 percent / propyl nitrite, HCl / ethanol / 2 h / Ambient temperature View Scheme

1: 85 percent / 1.) sodium methoxide / 1.) methanol, rt., 12 h; 2.) 120 deg C, 20 mmHg, 2 h 2: 91 percent / phosphoryl chloride / 3 h / Heating 3: 98 percent / hydrogen/conc. ammonia / 5percent palladium charcoal / methanol 4: 92 percent / propyl nitrite, HCl / ethanol / 2 h / Ambient temperature View Scheme

1: 85 percent / 1.) sodium methoxide / 1.) methanol, rt., 12 h; 2.) 120 deg C, 20 mmHg, 2 h 2: 91 percent / phosphoryl chloride / 3 h / Heating 3: 98 percent / hydrogen/conc. ammonia / 5percent palladium charcoal / methanol 4: 92 percent / propyl nitrite, HCl / ethanol / 2 h / Ambient temperature View Scheme

1: 98 percent / hydrogen/conc. ammonia / 5percent palladium charcoal / methanol 2: 92 percent / propyl nitrite, HCl / ethanol / 2 h / Ambient temperature View Scheme

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