Catalytic enantioselective cascade Michael/cyclization reaction of 3-isothiocyanato oxindoles with exocyclic α, β-unsaturated ketones en route to 3,2′-pyrrolidinyl bispirooxindoles.
DOI Number:
10.1039/c6ob02187e
Reaction Category:
Educt:
exocyclic α, β-unsaturated ketone, 3-isothiocyanato oxindoles
Product:
3,2′-pyrrolidinyl bispirooxindoles
Catalyst:
3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione
Cas No:
1256245-84-7
Associated Product from Buchler GmbH:
Quinine Base
Cas No:
130-95-0