Chiral‐Squaramide‐Catalyzed Sulfa‐Michael/Aldol Cascade Reactions for Asymmetric Synthesis of Spirothiochromanones.
DOI Number:
10.1002/ajoc.201500171
Reaction Category:
RXNO ID:
RXNO_0000016
Educt:
substituted (E)-2-ethylidene-2,3-dihydro-1H-inden-1-one, 2-mercaptobenzaldehyde
Product:
spirothiochromanones
Catalyst:
3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(9R)-6′-methoxycinchonan-9-yl]amino]-3-cyclobutene-1,2-dione
Cas No:
1256245-79-0
Associated Product from Buchler GmbH:
Quinidine Base
Cas No:
56-54-2