反应详情

A solution comprising 16.3 g (52.7 mmol) of 6-(4'-cyanobiphenyl-4-oxy)caproic acid, 7.5 g (63.3 mmol) of thionyl chloride and 3 drops of dimethylformamide in 160 ml of toluene was heated at the boil for 1.5 hours. The readily volatile constituents were removed under reduced pressure at 80° C. and the residue was dried under reduced pressure at room temperature.

1. temperaturewas heated at the boil for 1.5 hours
2. customThe readily volatile constituents were removed under reduced pressure at 80° C.
3. customthe residue was dried under reduced pressure at room temperature