Bifunctional Squaramide‐Catalyzed Asymmetric Michael/Cyclization Reactions of 3‐Hydroxychromenones with Isatylidenemalononitriles.
DOI Number:
10.1002/slct.202401465
Reaction Category:
RXNO ID:
RXNO_0000009
Educt:
3‐hydroxychromenones, isatylidenemalononitriles
Product:
(S)-2-amino-5'-bromo-1'-methyl-2',10-dioxo-5,10-dihydrospiro[benzo[g]chromene-4,3'-indoline]-3-carbonitrile
Catalyst:
3-(((3S,5S,7S)-adamantan-1-yl)amino)-4-(((R)-(6-methoxyquinolin-4-yl)((1S,2R,4S,5R)-5-vinylquinuclidin-2-yl)methyl)amino)cyclobut-3-ene-1,2-dione
Cas No:
Associated Product from Buchler GmbH:
Quinidine Base
Cas No:
56-54-2