Jeong, Jae Uk Chen, Xiaohong Rahman, Attiq Yamashita, Dennis S. Luengo, Juan I. An Efficient Synthesis of 3-Substituted 3<i>H</i>-Pyrimidin-4-ones A novel and practical synthesis of 3-substituted 3<i>H</i>-pyrimidin-4-ones is described. The key step involves the cyclization of enamide esters, derived from readily available β-keto esters, with trimethylaluminum and various primary amines. cyclization;Efficient Synthesis;Substituted;trimethylaluminum;synthesis;Pyrimidin;pyrimidin;amines;keto;3 H;enamide esters 2004-03-18
    https://acs.figshare.com/articles/journal_contribution/An_Efficient_Synthesis_of_3_Substituted_3_i_H_i_Pyrimidin_4_ones/3346168
10.1021/ol049921v.s001