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.

以邻氯苯甲酸和对乙氧基苯为原,苯基化、二芳环化、N-烷基化、硫代化反应合成了N-丁基-2-乙氧基硫代吖啶酮。