Selective Synthesis of Bis(thieno[2,3- d]pyrimidin-4(3 H)-ones)
Fang Zhengdong, Lü Jianquan, Wei Yangchao, Yuan Shuya
Chin. J. Org. Chem. . 2012, (01): 197 -200 .  DOI: 10.6023/cjoc1105191