1: With boron trifluoride diethyl etherate in ethanol; dichloromethane
T=20°C; cyclocondensation; 2 h;
2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in dichloromethane
T=20°C; Oxidation; 2 h; Further stages.;
1: With boron trifluoride diethyl etherate in chloroform
1 h; DarknessInert atmosphere;
2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in chloroform
1 h;
参考文献
Dogutan, Dilek K.; Kwabena Bediako; Teets, Thomas S.; Schwalbe, Matthias; Nocera, Daniel G.
Organic Letters, 2010 , vol. 12, # 5 p. 1036 - 1039
1: With boron trifluoride diethyl etherate in dichloromethane
T=20°C; 12 h;
2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in dichloromethane
T=20°C; 1 h; Further stages. Further byproducts. Title compound not separated from byproducts.;
Hermann, Dominik T.; Schindler, Anne Christina; Polborn, Kurt; Gompper, Rudolf; Stark, Susanne; Parusel, Andreas B. J.; Grabner, Gottfried; Koehler, Gottfried
Chemistry - A European Journal, 1999 , vol. 5, # 11 p. 3208 - 3220
