2,6-dichloro-benzonitrile in benzene Heating;

1: 100 percent / methanol / 25 °C 2: 78 percent / DBN / benzene / Heating View Scheme

1: 1) lithium diisopropylamide / 1) THF, -78 deg C, 30 min, 2) HMPT, 25 deg C 2: methanol / 18 h / 25 °C 3: 1,5-diazabicyclo<4.3.0>non-5-ene / benzene / Heating View Scheme

1: 99 percent / KOH / methanol; H2O / 20 °C 2: 100 percent / KI, I2, NaHCO3 / H2O / 20 °C 3: 78 percent / DBU / benzene / 60 °C View Scheme