A highly enantioselective one‐pot synthesis of spirolactones by an organocatalyzed Michael addition/cyclization sequence.
DOI Number:
10.1002/anie.201104819
Reaction Category:
MOP ID:
MOP_0000561
Educt:
tert-butyl 5,6-dimethoxy-1-oxo-2,3-dihydro-1H-indene-2-carboxylate, (vinylselenonyl)benzene
Product:
(S)-5',6'-dimethoxy-4,5-dihydro-2H-spiro[furan-3,2'-indene]-1',2(3'H)-dione
Catalyst:
(8α,9R)-9-(1-phenanthrenyloxy)-Cinchonan-6′-ol
Cas No:
1345687-53-7
Associated Product from Buchler GmbH:
Cupreine Base
Cas No:
524-63-0