Bifunctional squaramide catalysts with the same absolute chirality for the diastereodivergent access to densely functionalised cyclohexanes through enantioselective domino reactions. Synthesis and mechanistic studies.
DOI Number:
10.1002/adsc.201400502
Reaction Category:
RXNO ID:
RXNO_0000009
Educt:
ethyl 2-nitropropanoate, (E)-(2-nitrovinyl)benzene
Product:
ethyl (2S,3R)-2-methyl-2,4-dinitro-3-phenylbutanoate, ethyl (2R,3R)-2-methyl-2,4-dinitro-3-phenylbutanoate
Catalyst:
3-[[[3,5-bis(trifluoromethyl)phenyl]methyl]amino]-4-[[(9R)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione
Cas No:
1362169-08-1
Associated Product from Buchler GmbH:
Quinidine Base
Cas No:
56-54-2