supported by the National Natural Science Foundation of China(20872038);Research Fund for the Doctoral Program of Higher Education of China(20060561024)
Lespedezavirgatol,a novel 2-phenylbenzofuran compound which was isolated from Lespedeza virgata,was firstly synthesized from pyrogallic acid and 3,4-dimethoxyphenol as starting materials with 8 steps.The key steps for...
Supported by the National Natural Science Foundation of China (Grant No. 20421202 & 20372033)
This paper presents Sonogashira coupling reaction of aryl bromides with protected homopropargyl alcohols such as tert-butyldimethyl(1-phenylbut-3-ynyloxy)silane and tert-butyldimethyl(1-(2,4-dichlorophenyl)but-3-ynylo...