反应条件
1: 4H,9H-diimidazolt;1,5-a; 1',5'-dgt;pyrazine-5,10-dione-1,6-dicarboxylic dichloride; benzylamine With N-ethyl-N,N-diisopropylamine in tetrahydrofuran
T=-78°C; 24 h;
2: N-butylamine in tetrahydrofuran
T=-78 - 20°C; 20 h; Further stages.;
参考文献
Wiznycia, Alexander V.; Baures, Paul W.
Journal of Organic Chemistry, 2002 , vol. 67, # 20 p. 7151 - 7154
