Highly organocatalytic asymmetric Michael–ketone aldol–dehydration domino reaction: straightforward approach to construct six-membered spirocyclic oxindoles
作者:Liang-Liang Wang、Lin Peng、Jian-Fei Bai、Qing-Chun Huang、Xiao-Ying Xu、Li-Xin Wang
DOI:10.1039/c0cc03032e
日期:——
An efficient Michaelâketone aldolâdehydration domino reaction has been developed to afford spiro[cyclohex-2-enone-oxindole] motifs with high yields (up to 99%), excellent diastereoselectivities (dr >20â:â1) and enantioselectivities (up to 96% ee).
我们开发出了一种高效的迈克尔酮醛醇脱水多米诺反应,可获得螺[环己-2-烯酮-吲哚]基团,该反应具有高产率(高达 99%)、优异的非对映选择性(dr >20â:â1)和对映选择性(高达 96% ee)。