One-pot Synthesis of Pyrano[2,3- d]pyrimidine Deriva-tivesCatalyzed by KF/Al 2O 3
WANG Xiang-Shan* ,1,2,3,ZENG Zhao-Sen b,3,LI Yu-Ling b,3,SHI Da-Qing b,3
WEI Xian-Yong,ZONG Zhi-Min
Chin. J. Org. Chem. . 2005, (9): 1107 -1109 .