Diastereo-and Enantioselective Synthesis of Functionalized Dihydropyrans via an Organocatalytic Claisen Rearrangement/Oxa-Michael Addition Tandem Sequence.
DOI Number:
10.1021/acs.orglett.3c02461
Reaction Category:
Educt:
ethyl (E)-3-(((E)-3-(furan-2-yl)-2-nitroallyl)oxy)acrylate
Product:
ethyl (3S,4R)-4-(furan-2-yl)-3-nitro-3,4-dihydro-2H-pyran-5-carboxylate
Catalyst:
3-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-4-[(4-nitrophenyl)amino]-3-cyclobutene-1,2-dione
Cas No:
1800593-47-8
Associated Product from Buchler GmbH:
Quinine Base
Cas No:
130-95-0