1: 87 percent / PCl5 / CHCl3 / 3 h / Heating 2: NaH, N-methylaniline / Heating 3: 14 percent / m-chloroperoxybenzoic acid / CH2Cl2 / 20 h / Ambient temperature 4: 1.) HNO3, trifluoroacetic acid, 2.) PCl3, 3.) NaH View Scheme

1: 14 percent / m-chloroperoxybenzoic acid / CH2Cl2 / 20 h / Ambient temperature 2: 1.) HNO3, trifluoroacetic acid, 2.) PCl3, 3.) NaH View Scheme

1: NaH, N-methylaniline / Heating 2: 14 percent / m-chloroperoxybenzoic acid / CH2Cl2 / 20 h / Ambient temperature 3: 1.) HNO3, trifluoroacetic acid, 2.) PCl3, 3.) NaH View Scheme

nitric acid; sodium hydride; trifluoroacetic acid; phosphorus trichoride Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;