The preparation of diphenyl oxalate(DPO) by transesterification of dimethyl oxalate(DMO) with phenol over TS 1 catalyst(2 5%Ti) has been investigated as function of calcination temperature of the catalyst and reaction time.

• 研究了以 TS-1分子筛为催化剂 ,苯酚和草酸二甲酯酯交换合成草酸二苯酯反应。