1: (i) Li, NH3, Fe(NO3)3, (ii) /BRN= 1697887/ 2: dimethylsulfoxide 3: aq. KOH, aq. H2O2 / acetone 4: aq. KOH / ethanol 5: H2, quinoline / Pd-Pb-CaCO3 / ethyl acetate; petroleum ether 6: H2 / Pt / ethyl acetate View Scheme

1: PBr3 2: (i) Na, xylene, (ii) /BRN= 1735436/, DMF 3: (i) Li, NH3, Fe(NO3)3, (ii) /BRN= 1697887/ 4: dimethylsulfoxide 5: aq. KOH, aq. H2O2 / acetone 6: aq. KOH / ethanol 7: H2, quinoline / Pd-Pb-CaCO3 / ethyl acetate; petroleum ether 8: H2 / Pt / ethyl acetate View Scheme

1: (i) Na, xylene, (ii) /BRN= 1735436/, DMF 2: (i) Li, NH3, Fe(NO3)3, (ii) /BRN= 1697887/ 3: dimethylsulfoxide 4: aq. KOH, aq. H2O2 / acetone 5: aq. KOH / ethanol 6: H2, quinoline / Pd-Pb-CaCO3 / ethyl acetate; petroleum ether 7: H2 / Pt / ethyl acetate View Scheme

hydrogen; platinum in ethyl acetate

chromium(VI) oxide; acetic acid

1: chromium (VI)-oxide; aqueous acetic acid 2: sodium / Electrolysis 3: aqueous NaOH-solution View Scheme

1: sodium / Electrolysis 2: aqueous NaOH-solution View Scheme