The transesterification of dimethyl oxalate (DMO) with phenol to produce methyl phenyl oxalate (MPO) and diphenyl oxalate (DPO) was carried out on the TiO2/SiO2 catalyst.

• 使用负载型TiO2/SiO2催化苯酚和草酸二甲酯酯交换反应合成草酸二苯酯。