T=120°C; im geschlossenen Rohr;

1: 81 percent / tetraethylammonium tetrafluoroborate / -10 °C / Electrolysis 2: 79 percent Chromat. / NH4Cl / toluene / 5 h / Heating View Scheme

(i) NO, NO2, Ac2O, (ii) /BRN= 471382/, K2CO3; Multistep reaction;