反应条件
1.1: diethylzinc; trifluoroacetic acid / dichloromethane / 1.33 h / 5 °C 1.2: 38 h / 5 - 20 °C 2.1: N,N,N',N'-tetramethyl-7,8-dihydro-6H-dipyrido[1,2-a;2',1'-c][1,4] diazepine-2,12-diamine / N,N-dimethyl-formamide / 11 h / 20 °C / Inert atmosphere; UV-irradiation 3.1: N,N,N',N'-tetramethyl-7,8-dihydro-6H-dipyrido[1,2-a;2',1'-c][1,4] diazepine-2,12-diamine / N,N-dimethyl-formamide / 90 h / 20 °C / Inert atmosphere; UV-irradiation View Scheme
参考文献
Angewandte Chemie - International Edition, , vol. 51, # 15 p. 3673 - 3676