1: 2,2-Dimethyl-[1,3]dioxane-4,6-dione With orthoformic acid triethyl ester T=145°C; 2: 4-bromo-aniline T=50 - 145°C; 3: in diphenylether T=250°C;
参考文献
Margolis, Brandon J.; Long, Kimberly A.; Laird, Dana L. T.; Ruble, J. Craig; Pulley, Shon R.
Journal of Organic Chemistry, 2007 , vol. 72, # 6 p. 2232 - 2235
pyridine in dichloromethane 1 h; Ambient temperature;
参考文献
Kocienski, Philip J.; Pelotier, Beatrice; Pons, Jean-Marc; Prideaux, Heather
Journal of the Chemical Society - Perkin Transactions 1, 1998 , # 8 p. 1373 - 1382