An Efficient Synthesis of 3-Substituted 3<i>H</i>-Pyrimidin-4-ones
作者:Jae Uk Jeong、Xiaohong Chen、Attiq Rahman、Dennis S. Yamashita、Juan I. Luengo
DOI:10.1021/ol049921v
日期:2004.3.1
[GRAPHICS]A novel and practical synthesis of 3-substituted 3H-pyrimidin-4-ones is described. The key step involves the cyclization of enamide esters, derived from readily available beta-keto esters, with trimethylaluminum and various primary amines.
Rearrangements of Dewar 4-pyrimidinones and 4-methoxy-2-azetidinones. Reactions through azetidinyl and acyl cations
Gupta, K. A.; Saxena, Anil K.; Jain, Padam C., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1983, vol. 22, # 4, p. 384 - 387
作者:Gupta, K. A.、Saxena, Anil K.、Jain, Padam C.、Srimal, R. C.、Kar, K.、Anand, Nitya
DOI:——
日期:——
TAKAHASHI, TAMIKO;HIROKAMI, SHUN-ICHI;KATO, KAZUKO;NAGATA, MASANORI;YAMAZ+, J. ORG. CHEM., 1983, 48, N 17, 2914-2920