hydrogenchloride T=70 - 80°C; 0.333333 h;

1: 88.8 percent / 2 h / 140 - 150 °C 2: 82.4 percent / 5percent NaOH / 1 h / 55 - 60 °C 3: 69.5 percent / POCl3 / 2 h / Heating 4: 2-methyl-propan-2-ol / 3 h / Heating 5: 79.6 percent / conc. HCl / H2O / 1 h / 60 - 70 °C 6: 73.9 percent / H2 / 10percent palladium on charcoal / methanol; H2O / 65 - 70 °C / 15200 Torr 7: 80.9 percent / 47percent HBr / 2.5 h / Heating 8: 83.4 percent / conc. HCl / 0.33 h / 70 - 80 °C View Scheme

1: 69.5 percent / POCl3 / 2 h / Heating 2: 2-methyl-propan-2-ol / 3 h / Heating 3: 79.6 percent / conc. HCl / H2O / 1 h / 60 - 70 °C 4: 73.9 percent / H2 / 10percent palladium on charcoal / methanol; H2O / 65 - 70 °C / 15200 Torr 5: 80.9 percent / 47percent HBr / 2.5 h / Heating 6: 83.4 percent / conc. HCl / 0.33 h / 70 - 80 °C View Scheme

1: 82.4 percent / 5percent NaOH / 1 h / 55 - 60 °C 2: 69.5 percent / POCl3 / 2 h / Heating 3: 2-methyl-propan-2-ol / 3 h / Heating 4: 79.6 percent / conc. HCl / H2O / 1 h / 60 - 70 °C 5: 73.9 percent / H2 / 10percent palladium on charcoal / methanol; H2O / 65 - 70 °C / 15200 Torr 6: 80.9 percent / 47percent HBr / 2.5 h / Heating 7: 83.4 percent / conc. HCl / 0.33 h / 70 - 80 °C View Scheme

1: 2-methyl-propan-2-ol / 3 h / Heating 2: 79.6 percent / conc. HCl / H2O / 1 h / 60 - 70 °C 3: 73.9 percent / H2 / 10percent palladium on charcoal / methanol; H2O / 65 - 70 °C / 15200 Torr 4: 80.9 percent / 47percent HBr / 2.5 h / Heating 5: 83.4 percent / conc. HCl / 0.33 h / 70 - 80 °C View Scheme

1: 92 percent / H2 / Raney-Ni / propan-2-ol 2: 80.9 percent / 47percent HBr / 2.5 h / Heating 3: 83.4 percent / conc. HCl / 0.33 h / 70 - 80 °C View Scheme

1: 73.9 percent / H2 / 10percent palladium on charcoal / methanol; H2O / 65 - 70 °C / 15200 Torr 2: 80.9 percent / 47percent HBr / 2.5 h / Heating 3: 83.4 percent / conc. HCl / 0.33 h / 70 - 80 °C View Scheme

1: 85.7 percent / conc. HCl / 0.5 h / Ambient temperature 2: 92 percent / H2 / Raney-Ni / propan-2-ol 3: 80.9 percent / 47percent HBr / 2.5 h / Heating 4: 83.4 percent / conc. HCl / 0.33 h / 70 - 80 °C View Scheme

1: 76.3 percent / conc. H2SO4 / 1 h / 60 °C 2: 92 percent / H2 / Raney-Ni / propan-2-ol 3: 80.9 percent / 47percent HBr / 2.5 h / Heating 4: 83.4 percent / conc. HCl / 0.33 h / 70 - 80 °C View Scheme

1: 79.6 percent / conc. HCl / H2O / 1 h / 60 - 70 °C 2: 73.9 percent / H2 / 10percent palladium on charcoal / methanol; H2O / 65 - 70 °C / 15200 Torr 3: 80.9 percent / 47percent HBr / 2.5 h / Heating 4: 83.4 percent / conc. HCl / 0.33 h / 70 - 80 °C View Scheme