1: 1.) P2O5, 2.) H2 / 2.) Pd-C / 1.) benzene, reflux, 24 h, 2.) MeOH, 4 h 2: 2 h / 165 - 170 °C View Scheme

hydrogen; phosphorus pentoxide; palladium on activated charcoal 1.) benzene, reflux, 24 h, 2.) MeOH, 4 h; Yield given. Multistep reaction;