Organocatalytic Enantioselective Synthesis of Tetrahydrofluoren-9-ones via Vinylogous Michael Addition/Henry Reaction Cascade of 1, 3-Indandione-Derived Pronucleophiles.
DOI Number:
10.1021/acs.orglett.5b03663
Reaction Category:
Educt:
2-(1-phenylpropylidene)-1H-indene-1,3(2H)-dione, (E)-1-bromo-2-(2-nitrovinyl)benzene
Product:
tetrahydrofluoren-9-ones
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