Flynn & Frishauf
Process for the preparation of dialkyl oxalates
 A process for the preparation of dialkyl oxalates by reacting an aliphatic alcohol with carbon monoxide under pressure, which comprises carrying out the reaction in the presence of PA1 (a) a catalyst comprising a platinum group metal or a salt thereof, and PA1 (b) an accelerator composed of one or more compounds selected from the group consisting of nitric acid and nitrogen oxides. 
Ube Industries, Ltd.
C
C07C
inventional
Toshiharu Schinichiro Keigo Hiroshi Masao Masayoshi
Yamasaki Uchiumi Nishihira Itatani Eguchi Yamashita