1: diluted HCl 2: sodium; ethanol 3: H2SO4 / beim Destillieren View Scheme

1: diluted HCl 2: concentrated H2SO4 / zuletzt auf dem Wasserbad View Scheme

potassium hydrogensulfate T=100°C; Destillation; zuletzt bei 180grad;

Destillation;

Destillation;

1: 85 percent / 2,4-dinitrophenol / toluene / Heating 2: 98 percent / D-glucose / ethanol; H2O / 48 h / Ambient temperature; baker's yeast 3: pyridine 4: 1.) POCl3, pyridine, 2.) LiOH / 2.) MeOH 5: 1.) DIBAH, 2.) (COOH)2, 3.) DIBAH 6: 1.) CCl3CN, NaH, 2.) p-TsOH / 2.) pentane 7: 92 percent / t-BuLi / tetrahydrofuran / -78 - 0 °C View Scheme

1: diluted HCl 2: sodium; ethanol View Scheme