5-B7 3-Nitrophenol aus 3-Nitroanilin OH 1)NaNO,, H,so 2)H2O,H2SO4△ NO2 I)NaNO, H2sO4 H o-H No NO2
5-B7 3-Nitrophenol aus 3-Nitroanilin NH2 NO2 OH NO2 1) NaNO2 , H2SO4 2) H2O, H2SO4 , ∆ NH2 NO2 1) NaNO2 , H2SO4 - H2O N NO2 N NO2 N2 NO2 H2O NO2 O H H -H OH NO2
5-B8 2, 4-Dihydroxy benzoesaure aus resorcin CO2H CO2,KHCO3 OH OH OH OH OH OH OH OH OH 5-C1/2 p-Toluolsulfonylchlorid und o-Toluolsulfonylchlorid aus toluol CH CH3 CH CISO3H SOcI SO2Cl ClSO3H H-CI
5-B8 2,4-Dihydroxybenzoesäure aus Resorcin OH CO2H OH OH OH CO2 , KHCO3 OH OH O C O OH OH H O O OH OH O O +H OH CO2H OH 5-C1/2 p-Toluolsulfonylchlorid und o-Toluolsulfonylchlorid aus Toluol CH3 CH3 CH3 SO2Cl ClSO3H SO2Cl + CH3 Cl SO3H CH2 SO3H2 -H2O CH2 SO2 H Cl -H CH3 SO2Cl