phosphorus trichoride Behandeln mit Natrium und Aether;

1: 1,3,3-trimethyl-cyclohexan-1-ol With toluene-4-sulfonic acid in toluene 2 h; Heating; 2: acetic anhydride With zinc(II) chloride T=20 - 70°C; 3 h;

potassium hydrogensulfate T=130 - 140°C;

toluene-4-sulfonic acid in toluene Kondakov reaction; 2 h; Heating;

toluene-4-sulfonic acid in toluene Kondakov reaction; 2 h; Heating;

1.1: p-toluenesulfonic acid / toluene / 2 h / Heating 1.2: zinc chloride / 3 h / 20 - 70 °C 2.1: ethyl magnesium bromide; monomethyl aniline / toluene / 30 h / 25 °C 2.2: toluene / 1 h / -5 °C 2.3: 65 percent / p-toluenesulfonic acid / toluene / Heating View Scheme