1318074-61-1Relevant articles and documents
Exploiting Sm(ii) and Sm(iii) in SmI2-initiated reaction cascades: Application in a tag removal-cyclisation approach to spirooxindole scaffolds
Coote, Susannah C.,Quenum, Seidjolo,Procter, David J.
, p. 5104 - 5108 (2011/08/07)
A tag removal-cyclisation sequence is described that is initiated by reduction using a Sm(ii) species and completed by a Sm(iii) Lewis acid that is formed in an earlier stage. Therefore, the reaction cascade utilises both oxidation states of a samarium reagent in discrete steps and allows access to privileged, pyrrolidinyl-spirooxindole scaffolds and analogues inspired by the anti-cancer natural product spirotryprostatin A. The Royal Society of Chemistry 2011.