Synthesis of Pyrazolo[3,4-d]-4,5-dihydropyrimidines through [5+1] Cyclocondensation
作者:Sergey Ryabukhin、Alexander Shivanyuk、Dmitry Granat、Andrey Plaskon、Dmitriy Volochnyuk
DOI:10.1055/s-0033-1340158
日期:——
Twenty-five diverse pyrazolo[3,4-d]-4,5-dihydropyrimidines were synthesized in 73-91% yield through TMS-promoted [5+1] heterocyclization of aldehydes with pyrazolylamidines.