hydrogenchloride; 4 A molecular sieve; acetic acid; triethylamine 1.) THF, RT, 2.5 h, 2.) reflux, 4 h; Yield givenMultistep reaction. Yields of byproduct given. Title compound not separated from byproducts;

1: water; ammonia 2: phosphorus (V)-oxide; chloroform 3: benzene; hydrogen chloride 4: sodium methylate; methanol View Scheme

tetrachloromethane