A Facile Synthesis of 1-Monosubstituted and Unsymmetrically 1,3-Disubstituted Uracils
作者:Harjit Singh、Pawan Aggarwal、Subodh Kumar
DOI:10.1055/s-1990-26926
日期:——
Heating of 2,4-bis(trimethylsiloxy)pyrimidine with functionalised alkyl halides in 1,2-dichloroethane in the presence of iodine affords exclusively 1-substituted uracils, which can be benzylated at N-3 with benzyl chloride under phase-transfer catalysis.
在
碘存在下,将 2,4-双(三甲基
硅氧基)
嘧啶与官能化烷基卤化物在 1,2
二氯乙烷中加热,可得到完全由 1 取代的尿
嘧啶,在相转移催化下,尿
嘧啶的 N-3 可与
氯化苄发生苄基化反应。