Recent method of synthesizing 3,5-xylenol is sulpho alkaline fusion of dimethylbenzene,it is a very complicated procedure with serious pollution and low-pure products.

• 国内目前生产工艺是间二甲苯的磺化碱熔法,该方法工艺过程复杂、污染严重,并且产品纯度不高。