Asymmetric Construction of 4 H-Pyrano [3, 2-b] indoles via Cinchonine-Catalyzed 1, 4-Addition of 2-Ylideneoxindole with Malononitrile.
DOI Number:
10.1021/acs.joc.9b00430
Reaction Category:
MOP ID:
MOP_0000565
Educt:
N/C-substituted (Z)-2-ethylideneindolin-3-one, malononitrile
Product:
N/C-substituted (R)-2-amino-4-methyl-4,5-dihydropyrano[3,2-b]indole-3-carbonitrile
Catalyst:
Cinchonine Base
Cas No:
118-10-5
Associated Product from Buchler GmbH:
Cinchonine Base
Cas No:
118-10-5