Efficient Entry to the Hasubanan Alkaloids: First Enantioselective Total Syntheses of (−)-Hasubanonine, (−)-Runanine, (−)-Delavayine, and (+)-Periglaucine B
作者:Seth B. Herzon、Nicholas A. Calandra、Sandra M. King
DOI:10.1002/anie.201102226
日期:2011.9.12
Maximized divergence: The hasubanan alkaloids given in the scheme have been synthesized in eight or nine steps from the aryl azide 1. The utility of 5‐trimethylsilylcyclopentadiene as an easily removed, stabilizing stereocontrol element has been demonstrated.
差异最大:方案中给出的hasubanan
生物碱已从芳基
叠氮化物1的八步或九步合成。已经证明了5-三甲基甲
硅烷基
环戊二烯作为易于除去的稳定立体控制元件的用途。