Spiranes synthesis based on samarium diiodide-mediated reductive cyclization
作者:Day-Shin Hsu、Chi-Wei Hsu
DOI:10.1016/j.tetlet.2012.02.068
日期:2012.4
A general and efficient method for the preparation of spiro compounds is described. Enone–aldehydes were exposed to samarium diiodide under mild conditions and various spirocyclic γ-hydroxyketones were obtained in good yields.
Synthesis of Spiranes by Thiol-Mediated Acyl Radical Cyclization
作者:Day-Shin Hsu、Chih-Hao Chen、Chi-Wei Hsu
DOI:10.1002/ejoc.201501305
日期:2016.1
A general and efficient method for the preparation of spiro compounds is described. Various enone-aldehydes were exposed to t-dodecanethiol and AIBN at 75 °C in toluene to afford spirocyclic 1,4-diketones in moderate to good yields.