The catalyst is a twisted chair structure and reacts with borane at the N site of the catalyst to form catalyst borane adduct. The formation reaction is exothermic.
催化剂具有扭曲的椅式构型，与硼烷在N原子处配位形成加合物，反应是放热的。
2
The control of catalyst bed temperature in a fixed bed reactor during high exothermic reactions is of primary concern to designers.