Asymmetric Pericyclic Cascade Approach to Spirocyclic Oxindoles
摘要:
The reaction of chiral N-arylnitrones with carbocyclic alkylarylketenes generates spirocyclic oxindoles in good yields and with excellent levels of enantioselectivity (90-99% ee) via a pericyclic cascade process.
Asymmetric Pericyclic Cascade Approach to Spirocyclic Oxindoles
作者:Edward Richmond、Nicolas Duguet、Alexandra M. Z. Slawin、Tomáš Lébl、Andrew D. Smith
DOI:10.1021/ol300982f
日期:2012.6.1
The reaction of chiral N-arylnitrones with carbocyclic alkylarylketenes generates spirocyclic oxindoles in good yields and with excellent levels of enantioselectivity (90-99% ee) via a pericyclic cascade process.