Catalytic Enantioselective Formal Hetero‐Diels–Alder Reactions of Enones with Isatins to Give Spirooxindole Tetrahydropyranones.
DOI Number:
10.1002/chem.201300595
Reaction Category:
RXNO ID:
RXNO_0000006
Educt:
indoline-2,3-dione, (E)-5-methylhex-3-en-2-one
Product:
(3S,6'S)-6'-isopropyl-5',6'-dihydrospiro[indoline-3,2'-pyran]-2,4'(3'H)-dione
Catalyst:
N,N′-Bis[3,5-bis(trifluoromethyl)phenyl]thiourea, N-[(1,1-dimethylethoxy)carbonyl]-O-(1,1-dimethylethyl)-L-Threonine, (8α,9S)-Cinchonan-9-amine
Cas No:
850409-61-9
Associated Product from Buchler GmbH:
Cinchonidine Base
Cas No:
485-71-2