The distilled water was added to the sulfonation liquid to obtain p-toluenesulfonicacid crystal.
将蒸馏水加入磺化液中,得到对甲苯磺酸结晶。
2
A new antioxidant dithiodinglycol distearictate was synthesized starting from thiodiglycol and stearic acid using p-toluenesulfonicacid as catalyst and xylene as water carrier.