Easy and Efficient Copper-Catalyzed Synthesis of Bicyclic Pyrimidinones under Mild Conditions
作者:Hua Fu、Qi Guo、Haijun Yang、Hongxia Liu、Yuyang Jiang
DOI:10.1055/s-0030-1258803
日期:2010.10
A simple and efficient copper-catalyzed method has been developed for synthesis of bicyclic pyrimidinones containing six-, seven-, eight-membered rings under mild conditions. The protocol uses readily available 2-bromocycloalk-1-enecarboxylic ac- , ids, amidines, and guanidines as the starting materials, copper-catalyzed cascade couplings provide the corresponding bicyclic pyrimidinones without addition
已经开发了一种简单有效的铜催化方法,用于在温和条件下合成含有六、七、八元环的双环嘧啶酮。该方案以易得的2-溴环烷-1-烯羧酸、ids、脒和胍为起始原料,铜催化级联偶联提供相应的双环嘧啶酮,无需添加任何配体或添加剂,该方法具有经济性和实用的优势。