1: 2) MoO5*Py*HMPA / 1) THF, ether, -55 deg C, 5 h, 2) THF, ether, -55 deg C -> room temperature 2: 45 mg / oxalic acid / tetrahydrofuran; diethyl ether; H2O / 8 h / Heating View Scheme

1) ether, -55 deg C, 2 h, 2) -55 deg C to rt; Yield given. Multistep reaction;

1: 90 percent / nitromethane / 70 °C 2: NaBH4 / methanol / 1 h / 0 °C 3: HCl / tetrahydrofuran View Scheme

N,N,N',N,-tetramethylethylenediamine 1) ether, -55 deg C, 0.08 h, 2) -55 deg C to rt; Yield given. Multistep reaction;