Thioxanthone photoinitiator was synthesized from DTSA by chlorination and condensation with isopropylbenzene in the presence of anhydrous AlCl3.

• 以二硫代二苯甲酸(DTSA)经过酰氯化、氯代、然后与异丙苯在三氧化铝催化下缩合成为光引发剂。