1: 84 percent / POCl3, N,N-diethylaniline / 2 h / Ambient temperature 2: 91 percent / Et3N, H2 / Pd-C / benzene 3: 72 percent / toluene / 4 h / Heating View Scheme

With  N,N-diethylaniline; trichlorophosphate 2 h;  Ambient temperature;   

Multi-step reaction with 2 steps 1: 84 percent / POCl3, N,N-diethylaniline / 2 h / Ambient temperature2: 91 percent / Et3N, H2 / Pd-C / benzene