Regioselective Alkylation of 4,6-Bis(methylthio)-1<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidine
作者:Neeraj Garg、K. Avasthi、D. S. Bhakuni
DOI:10.1055/s-1989-27421
日期:——
Reaction of 4,6-bis(methylthio)-1H-pyrazolo[3,4-d]pyrimidine with alkyl halides in the presence of sodium hydride produces predominantly 2-alkyl-4,6-bis(methylthio)-2H-pyrazolo[3,4-d]pyrimidines in good yields.
在氢化钠存在下,4,6-双(甲硫基)-1H-吡唑并[3,4-d]嘧啶与烷基卤化物反应,主要生成 2-烷基-4,6-双(甲硫基)-2H-吡唑并[3,4-d]嘧啶,产率良好。