A Highly Enantioselective One‐Pot Synthesis of Spirolactones by an Organocatalyzed Michael Addition/Cyclization Sequence.
DOI Number:
10.1002/ange.201104819
Reaction Category:
RXNO ID:
RXNO_0000009
Educt:
1,1-Dimethylethyl 2,3-dihydro-1-oxo-1H-indene-2-carboxylates, (Ethenylselenonyl)benzene
Product:
(2′S)-4,5-Dihydrospiro[furan-3(2H),2′-[2H]indene]-1′,2(3′H)-diones
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