Synthesis of spirocyclopentene-indolines by intramolecular alkylidine insertion reactions
作者:Christopher J. Whipp、Felix Gonzalez-Lopez de Turiso
DOI:10.1016/j.tetlet.2008.07.043
日期:2008.9
Intramolecular 1,5 CH insertion of unstabilized carbenes into the tertiary carbon of a substituted indoline generates spiro[cyclopent[2]ene-1,2′-indolines] in good yields and excellent enantioselectivities.