1: 1.)phosphoryl chloride / 1.) 1,2-dichloroethane; 2.) 70 deg C; 2 h 2: 79 percent / 2 N HCl / 0.08 h 3: 32 percent / ethanol / 4 h / Heating View Scheme

1: 79 percent / 2 N HCl / 0.08 h 2: 32 percent / ethanol / 4 h / Heating View Scheme

in ethanol 4 h; Heating;