Organocatalytic asymmetric addition of aromatic α-cyanoketones to o-quinone methides: synthesis of 3,4-dihydrocoumarins and tetrasubstituted chromans.
DOI Number:
10.1021/acs.joc.1c00435
Reaction Category:
Educt:
substituted 2-((phenylsulfonyl)methyl)phenol, α-cyanoketones
Product:
substituted chroman-2-one, substituted (3S)-2-hydroxychromane-3-carbonitrile
Catalyst:
3-[[3,5-Bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-10,11-dihydro-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione
Cas No:
1352957-59-5
Associated Product from Buchler GmbH:
Dihydroquinine Base
Cas No:
522-66-7