N butyl 2 ethoxy thioacridone was prepared from o chloro benzoic acid and p phenetidine by means of Ullman reaction,cyclization,N alkylation and sulfurization.

以邻氯苯对乙氧苯胺为原料,经胺的苯、二芳胺的环、N-、硫代反应合成了N-丁-2-乙氧硫代吖啶酮。