... for organic synthesis. It is used to make 1,3,5-Benzene Tricarboxylic Acid, antioxidant, ethoxyline resin solidifying agent, polyester ... time, isomerize highly pure 1,2,4-Trimethyl Benzene to 1,3,5-trimethyl benzene. Then fraction distillation is performed to isolate1 ... ,3,5-trimethyl benzene from the reaction oil.Toxicity and protection: Its toxicity ...