6-(1,4-Diazepan-1-yl)-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione 、 10-(3-Chloro-propyl)-10H-phenothiazine-2-carboxylic acid methyl ester 在
N,N-二异丙基乙胺 、 potassium iodide 作用下,
生成
Methyl 10-[3-[4-(1,3-dimethyl-2,6-dioxopyrimidin-4-yl)-1,4-diazepan-1-yl]propyl]phenothiazine-2-carboxylate