Catalytic Asymmetric Addition of Meldrum’s Acid, Malononitrile, and 1,3-Dicarbonyls to ortho-Quinone Methides Generated In Situ Under Basic Conditions.
DOI Number:
10.1002/chem.201500710
Reaction Category:
MOP ID:
MOP_0000561
Educt:
2-sulfonylalkyl phenols, nitriles
Product:
2-amino-4H-chromenes
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