Unexplored reactivity of 2-oxoaldehydes towards Pictet–Spengler conditions: concise approach to β-carboline based marine natural products
作者:Narsaiah Battini、Anil K. Padala、Nagaraju Mupparapu、Ram A. Vishwakarma、Qazi Naveed Ahmed
DOI:10.1039/c4ra01387e
日期:——
Novel reactions under PictetâSpengler conditions between tryptophan methyl ester/tryptamine and 2-oxoaldehydes have been developed and successfully utilized for the total synthesis of Merinacarboline (A and B), Eudistomin Y1, Pityriacitrin B, Pityriacitrin, Fascaplysin and analogues.