1.1: triethylamine / tetrahydrofuran / 2 h / 20 °C / Cooling with ice 2.1: Lawesson's reagent / toluene / 2 h / 110 °C 3.1: sodium ethanolate / ethanol / 1 h / 20 °C 3.2: 9 h / 60 °C View Scheme
参考文献
SEMICONDUCTOR ENERGY LABORATORY CO., LTD.; INOUE, Hideko; NAKAGAWA, Tomoka; OHSAWA, Nobuharu; SEO, Satoshi; YAMADA, Yui
Patent: WO2011/52516 A1, 2011 ;