| abstract |
(57) [Summary] [Purpose] A method for producing diaryl carbonate. [Structure] An aromatic hydroxy compound is reacted with a noble metal catalyst in the presence of a base, a quaternary salt, a cocatalyst and a desiccant to form a C It is reacted with O and O 2 at elevated temperature, provided that a precious metal catalyst activated with CO in the presence of a quaternary salt and optionally a cocatalyst is used. |