1,8-二氨基-3,6-二氧杂辛烷 、
10-(8'-isothiocyanato-3',6'-dioxaoct-1'-yl)-7,8-dimethylbenzo[g]pteridine-2,4-dione 在
三乙胺 作用下,
以
氯仿 为溶剂,
反应 8.0h,
以93%的产率得到1-[2-[2-[2-(7,8-Dimethyl-2,4-dioxobenzo[g]pteridin-10-yl)ethoxy]ethoxy]ethyl]-3-[2-[2-[2-[2-[2-[2-(7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10-yl)ethoxy]ethoxy]ethylcarbamothioylamino]ethoxy]ethoxy]ethyl]thiourea