Reaction of 2-Bromomethylazoles and TosMIC: A Domino Process to Azolopyrimidines. Synthesis of Core Tricycle of the Variolins Alkaloids
作者:Javier Mendiola、José M. Minguez、Julio Alvarez-Builla、Juan J. Vaquero
DOI:10.1021/ol0062087
日期:2000.10.1
tosylmethyl isocyanide (TosMIC) leading to the preparation of azolopyrimidines is described. This domino sequence was used to synthesize the pyrido[3',2':4,5]pyrrolo[1,2-c]pyrimidine core of alkaloids variolins from 4-methoxy-2-methylpyrrolo[2,3-b]pyrimidine in two steps.
描述了N-保护的2-溴甲基唑与甲苯磺酰基甲基异氰化物(TosMIC)的新反应,该反应导致了偶氮嘧啶的制备。该多米诺序列用于从4-甲氧基-2-甲基吡咯并[2,3-b]嘧啶中合成生物碱variolins的吡啶并[3',2':4,5]吡咯并[1,2-c]嘧啶核心两步。